2023 ICD-10-CM Index
2023 ICD-10-CM Index Terms Starting With 'N' (207)

Index Terms Starting With 'N' (207)

Naegeli's
Naegleriasis B60.2
(with meningoencephalitis)
ICD-10-CM Diagnosis Code B60.2
Naegleriasis
Applicable To
- Primary amebic meningoencephalitis
Naffziger's syndrome G54.0
ICD-10-CM Diagnosis Code G54.0
Brachial plexus disorders
Applicable To
- Thoracic outlet syndrome
Naga sore - see Ulcer, skin
Nägele's pelvis M95.5
ICD-10-CM Diagnosis Code M95.5
Acquired deformity of pelvis
Type 1 Excludes
- maternal care for known or suspected disproportion (O33.-)
Nail - see also condition
Nanism, nanosomia - see Dwarfism
Nanophyetiasis B66.8
ICD-10-CM Diagnosis Code B66.8
Other specified fluke infections
Applicable To
- Echinostomiasis
- Heterophyiasis
- Metagonimiasis
- Nanophyetiasis
- Watsoniasis
Nanukayami A27.89
ICD-10-CM Diagnosis Code A27.89
Other forms of leptospirosis
Napkin rash L22
ICD-10-CM Diagnosis Code L22
Diaper dermatitis
Applicable To
- Diaper erythema
- Diaper rash
- Psoriasiform diaper rash
Narcolepsy G47.419
ICD-10-CM Diagnosis Code G47.419
Narcolepsy without cataplexy
Applicable To
- Narcolepsy NOS
Narcosis R06.89
ICD-10-CM Diagnosis Code R06.89
Other abnormalities of breathing
Applicable To
- Breath-holding (spells)
- Sighing
Narcotism - see Dependence
NARP E88.49
(Neuropathy, Ataxia and Retinitis pigmentosa)
ICD-10-CM Diagnosis Code E88.49
Other mitochondrial metabolism disorders
Narrow
Narrowing - see also Stenosis
Narrowness, abnormal, eyelid Q10.3
ICD-10-CM Diagnosis Code Q10.3
Other congenital malformations of eyelid
Applicable To
- Ablepharon
- Blepharophimosis, congenital
- Coloboma of eyelid
- Congenital absence or agenesis of cilia
- Congenital absence or agenesis of eyelid
- Congenital accessory eyelid
- Congenital accessory eye muscle
- Congenital malformation of eyelid NOS
Nasal - see condition
Nasolachrymal, nasolacrimal - see condition
Nasopharyngeal - see also condition
Nasopharyngitis (acute) (infective) (streptococcal) (subacute) J00
ICD-10-CM Diagnosis Code J00
Acute nasopharyngitis [common cold]
Applicable To
- Acute rhinitis
- Coryza (acute)
- Infective nasopharyngitis NOS
- Infective rhinitis
- Nasal catarrh, acute
- Nasopharyngitis NOS
Type 1 Excludes
- acute pharyngitis (J02.-)
- acute sore throat NOS (J02.9)
- influenza virus with other respiratory manifestations (J09.X2, J10.1, J11.1)
- pharyngitis NOS (J02.9)
- rhinitis NOS (J31.0)
- sore throat NOS (J02.9)
Type 2 Excludes
- allergic rhinitis (J30.1-J30.9)
- chronic pharyngitis (J31.2)
- chronic rhinitis (J31.0)
- chronic sore throat (J31.2)
- nasopharyngitis, chronic (J31.1)
- vasomotor rhinitis (J30.0)
Nasopharynx, nasopharyngeal - see condition
Natal tooth, teeth K00.6
ICD-10-CM Diagnosis Code K00.6
Disturbances in tooth eruption
Applicable To
- Dentia praecox
- Natal tooth
- Neonatal tooth
- Premature eruption of tooth
- Premature shedding of primary [deciduous] tooth
- Prenatal teeth
- Retained [persistent] primary tooth
Type 2 Excludes
- embedded and impacted teeth (K01.-)
Nausea (without vomiting) R11.0
ICD-10-CM Diagnosis Code R11.0
Nausea
Applicable To
- Nausea NOS
- Nausea without vomiting
Navel - see condition
Neapolitan fever - see Brucellosis
Near drowning T75.1
ICD-10-CM Diagnosis Code T75.1
Unspecified effects of drowning and nonfatal submersion
Applicable To
- Immersion
Type 1 Excludes
- specified effects of drowning- code to effects
Near-syncope R55
ICD-10-CM Diagnosis Code R55
Syncope and collapse
Applicable To
- Blackout
- Fainting
- Vasovagal attack
Type 1 Excludes
- cardiogenic shock (R57.0)
- carotid sinus syncope (G90.01)
- heat syncope (T67.1)
- neurocirculatory asthenia (F45.8)
- neurogenic orthostatic hypotension (G90.3)
- orthostatic hypotension (I95.1)
- postprocedural shock (T81.1-)
- psychogenic syncope (F48.8)
- shock NOS (R57.9)
- shock complicating or following abortion or ectopic or molar pregnancy (O00-O07, O08.3)
- shock complicating or following labor and delivery (O75.1)
- Stokes-Adams attack (I45.9)
- unconsciousness NOS (R40.2-)
Nearsightedness - see Myopia
Nebula, cornea - see Opacity, cornea
Necator americanus infestation B76.1
ICD-10-CM Diagnosis Code B76.1
Necatoriasis
Applicable To
- Infection due to Necator americanus
Necatoriasis B76.1
ICD-10-CM Diagnosis Code B76.1
Necatoriasis
Applicable To
- Infection due to Necator americanus
Neck - see condition
Necrobiosis R68.89
ICD-10-CM Diagnosis Code R68.89
Other general symptoms and signs
Necrolysis, toxic epidermal L51.2
ICD-10-CM Diagnosis Code L51.2
Toxic epidermal necrolysis [Lyell]
Necrophilia F65.89
ICD-10-CM Diagnosis Code F65.89
Other paraphilias
Applicable To
- Necrophilia
- Other specified paraphilic disorder
Necrosis, necrotic (ischemic) - see also Gangrene
Necrospermia - see Infertility, male
Need (for)
Neglect
Neisserian infection NEC - see Gonococcus
Nelaton's syndrome G60.8
ICD-10-CM Diagnosis Code G60.8
Other hereditary and idiopathic neuropathies
Applicable To
- Dominantly inherited sensory neuropathy
- Morvan's disease
- Nelaton's syndrome
- Recessively inherited sensory neuropathy
Nelson's syndrome E24.1
ICD-10-CM Diagnosis Code E24.1
Nelson's syndrome
Nematodiasis (intestinal) B82.0
ICD-10-CM Diagnosis Code B82.0
Intestinal helminthiasis, unspecified
Neonatal - see also Newborn
Neonatorum - see condition
Neoplasia
Neoplasm, neoplastic - see also Table of Neoplasms
Neovascularization
Nephralgia N23
ICD-10-CM Diagnosis Code N23
Unspecified renal colic
Nephritis, nephritic (albuminuric) (azotemic) (congenital) (disseminated) (epithelial) (familial) (focal) (granulomatous) (hemorrhagic) (infantile) (nonsuppurative, excretory) (uremic) N05.9
ICD-10-CM Diagnosis Code N05.9
Unspecified nephritic syndrome with unspecified morphologic changes
Nephroblastoma C64-
(epithelial) (mesenchymal)
ICD-10-CM Diagnosis Code C64-
- C64 Malignant neoplasm of kidney, except renal pe...
  - C64.1 Malignant neoplasm of right kidney, except re...
  - C64.2 Malignant neoplasm of left kidney, except ren...
  - C64.9 Malignant neoplasm of unspecified kidney, exc...
Nephrocalcinosis E83.59
ICD-10-CM Diagnosis Code E83.59
Other disorders of calcium metabolism
Nephrocystitis, pustular - see Nephritis, tubulo-interstitial
Nephrolithiasis (congenital) (pelvis) (recurrent) - see also Calculus, kidney
Nephroma C64-
ICD-10-CM Diagnosis Code C64-
- C64 Malignant neoplasm of kidney, except renal pe...
  - C64.1 Malignant neoplasm of right kidney, except re...
  - C64.2 Malignant neoplasm of left kidney, except ren...
  - C64.9 Malignant neoplasm of unspecified kidney, exc...
Nephronephritis - see Nephrosis
Nephronophthisis Q61.5
ICD-10-CM Diagnosis Code Q61.5
Medullary cystic kidney
Applicable To
- Nephronophthisis
- Sponge kidney NOS
Nephropathia epidemica A98.5
ICD-10-CM Diagnosis Code A98.5
Hemorrhagic fever with renal syndrome
Applicable To
- Epidemic hemorrhagic fever
- Korean hemorrhagic fever
- Russian hemorrhagic fever
- Hantaan virus disease
- Hantavirus disease with renal manifestations
- Nephropathia epidemica
- Songo fever
Type 1 Excludes
- hantavirus (cardio)-pulmonary syndrome (B33.4)
Nephropathy N28.9
- see also Nephritis
ICD-10-CM Diagnosis Code N28.9
Disorder of kidney and ureter, unspecified
Applicable To
- Nephropathy NOS
- Renal disease (acute) NOS
- Renal insufficiency (acute)
Type 1 Excludes
- chronic renal insufficiency (N18.9)
- unspecified nephritic syndrome (N05.-)
Nephroptosis N28.83
ICD-10-CM Diagnosis Code N28.83
Nephroptosis
Nephropyosis - see Abscess, kidney
Nephrorrhagia N28.89
ICD-10-CM Diagnosis Code N28.89
Other specified disorders of kidney and ureter
Nephrosclerosis (arteriolar)(arteriosclerotic) (chronic) (hyaline) - see also Hypertension, kidney
Nephrosis, nephrotic (Epstein's) (syndrome) (congenital) N04.9
ICD-10-CM Diagnosis Code N04.9
Nephrotic syndrome with unspecified morphologic changes
Nephrosonephritis, hemorrhagic A98.5
(endemic)
ICD-10-CM Diagnosis Code A98.5
Hemorrhagic fever with renal syndrome
Applicable To
- Epidemic hemorrhagic fever
- Korean hemorrhagic fever
- Russian hemorrhagic fever
- Hantaan virus disease
- Hantavirus disease with renal manifestations
- Nephropathia epidemica
- Songo fever
Type 1 Excludes
- hantavirus (cardio)-pulmonary syndrome (B33.4)
Nephrostomy
Nerve - see also condition
Nerves R45.0
ICD-10-CM Diagnosis Code R45.0
Nervousness
Applicable To
- Nervous tension
Nervous R45.0
- see also condition
ICD-10-CM Diagnosis Code R45.0
Nervousness
Applicable To
- Nervous tension
Nervousness R45.0
ICD-10-CM Diagnosis Code R45.0
Nervousness
Applicable To
- Nervous tension
Nesidioblastoma
Nettleship's syndrome - see Urticaria pigmentosa
Neumann's disease or syndrome L10.1
ICD-10-CM Diagnosis Code L10.1
Pemphigus vegetans
Neuralgia, neuralgic (acute) M79.2
ICD-10-CM Diagnosis Code M79.2
Neuralgia and neuritis, unspecified
Type 1 Excludes
- brachial radiculitis NOS (M54.1)
- lumbosacral radiculitis NOS (M54.1)
- mononeuropathies (G56-G58)
- radiculitis NOS (M54.1)
- sciatica (M54.3-M54.4)
Neurapraxia - see Injury, nerve
Neurasthenia F48.8
ICD-10-CM Diagnosis Code F48.8
Other specified nonpsychotic mental disorders
Applicable To
- Dhat syndrome
- Neurasthenia
- Occupational neurosis, including writer's cramp
- Psychasthenia
- Psychasthenic neurosis
- Psychogenic syncope
Neurilemmoma - see also Neoplasm, nerve, benign
Neurilemmosarcoma - see Neoplasm, nerve, malignant
Neurinoma - see Neoplasm, nerve, benign
Neurinomatosis - see Neoplasm, nerve, uncertain behavior
Neuritis (rheumatoid) M79.2
ICD-10-CM Diagnosis Code M79.2
Neuralgia and neuritis, unspecified
Type 1 Excludes
- brachial radiculitis NOS (M54.1)
- lumbosacral radiculitis NOS (M54.1)
- mononeuropathies (G56-G58)
- radiculitis NOS (M54.1)
- sciatica (M54.3-M54.4)
Neuroastrocytoma - see Neoplasm, uncertain behavior, by site
Neuroavitaminosis E56.9
ICD-10-CM Diagnosis Code E56.9
Vitamin deficiency, unspecified
Neuroblastoma
Neurochorioretinitis - see Chorioretinitis
Neurocirculatory asthenia F45.8
ICD-10-CM Diagnosis Code F45.8
Other somatoform disorders
Applicable To
- Psychogenic dysmenorrhea
- Psychogenic dysphagia, including 'globus hystericus'
- Psychogenic pruritus
- Psychogenic torticollis
- Somatoform autonomic dysfunction
- Teeth grinding
Type 1 Excludes
- sleep related teeth grinding (G47.63)
Neurocysticercosis B69.0
ICD-10-CM Diagnosis Code B69.0
Cysticercosis of central nervous system
Neurocytoma - see Neoplasm, benign, by site
Neurodermatitis (circumscribed) (circumscripta) (local) L28.0
ICD-10-CM Diagnosis Code L28.0
Lichen simplex chronicus
Applicable To
- Circumscribed neurodermatitis
- Lichen NOS
Neuroencephalomyelopathy, optic G36.0
ICD-10-CM Diagnosis Code G36.0
Neuromyelitis optica [Devic]
Applicable To
- Demyelination in optic neuritis
Type 1 Excludes
- optic neuritis NOS (H46)
Neuroepithelioma - see also Neoplasm, malignant, by site
Neurofibroma - see also Neoplasm, nerve, benign
Neurofibromatosis (multiple) (nonmalignant) Q85.00
ICD-10-CM Diagnosis Code Q85.00
Neurofibromatosis, unspecified
Neurofibrosarcoma - see Neoplasm, nerve, malignant
Neurogenic - see also condition
Neuroglioma - see Neoplasm, uncertain behavior, by site
Neurolabyrinthitis (of Dix and Hallpike) - see Neuronitis, vestibular
Neurolathyrism - see Poisoning, food, noxious, plant
Neuroleprosy A30.9
ICD-10-CM Diagnosis Code A30.9
Leprosy, unspecified
Neuroma - see also Neoplasm, nerve, benign
Neuromyalgia - see Neuralgia
Neuromyasthenia G93.39
(epidemic) (postinfectious)
ICD-10-CM Diagnosis Code G93.39
Other post infection and related fatigue syndromes
Neuromyelitis G36.9
ICD-10-CM Diagnosis Code G36.9
Acute disseminated demyelination, unspecified
Neuromyopathy G70.9
ICD-10-CM Diagnosis Code G70.9
Myoneural disorder, unspecified
Neuromyotonia G71.19
(Isaacs)
ICD-10-CM Diagnosis Code G71.19
Other specified myotonic disorders
Applicable To
- Myotonia fluctuans
- Myotonia permanens
- Neuromyotonia [Isaacs]
- Paramyotonia congenita (of von Eulenburg)
- Pseudomyotonia
- Symptomatic myotonia
Neuronevus - see Nevus
Neuronitis G58.9
ICD-10-CM Diagnosis Code G58.9
Mononeuropathy, unspecified
Neuroparalytic - see condition
Neuropathy, neuropathic G62.9
ICD-10-CM Diagnosis Code G62.9
Polyneuropathy, unspecified
Applicable To
- Neuropathy NOS
Neurophthisis - see also Disorder, nerve
Neuroretinitis - see Chorioretinitis
Neuroretinopathy, hereditary optic H47.22
ICD-10-CM Diagnosis Code H47.22
Hereditary optic atrophy
Applicable To
- Leber's optic atrophy
Neurosarcoma - see Neoplasm, nerve, malignant
Neurosclerosis - see Disorder, nerve
Neurosis, neurotic F48.9
ICD-10-CM Diagnosis Code F48.9
Nonpsychotic mental disorder, unspecified
Applicable To
- Neurosis NOS
Neurospongioblastosis diffusa Q85.1
ICD-10-CM Diagnosis Code Q85.1
Tuberous sclerosis
Applicable To
- Bourneville's disease
- Epiloia
Neurosyphilis (arrested) (early) (gumma) (late) (latent) (recurrent) (relapse) A52.3
ICD-10-CM Diagnosis Code A52.3
Neurosyphilis, unspecified
Applicable To
- Gumma (syphilitic)
- Syphilis (late)
- Syphiloma
Neurothekeoma - see Neoplasm, nerve, benign
Neurotic - see Neurosis
Neurotoxemia - see Toxemia
Neutroclusion M26.211
ICD-10-CM Diagnosis Code M26.211
Malocclusion, Angle's class I
Applicable To
- Neutro-occlusion
Neutropenia, neutropenic (chronic) (genetic) (idiopathic) (immune) (infantile) (malignant) (pernicious) (splenic) D70.9
ICD-10-CM Diagnosis Code D70.9
Neutropenia, unspecified
Neutrophilia, hereditary giant D72.0
ICD-10-CM Diagnosis Code D72.0
Genetic anomalies of leukocytes
Applicable To
- Alder (granulation) (granulocyte) anomaly
- Alder syndrome
- Hereditary leukocytic hypersegmentation
- Hereditary leukocytic hyposegmentation
- Hereditary leukomelanopathy
- May-Hegglin (granulation) (granulocyte) anomaly
- May-Hegglin syndrome
- Pelger-Huët (granulation) (granulocyte) anomaly
- Pelger-Huët syndrome
Type 1 Excludes
- Chédiak (-Steinbrinck)-Higashi syndrome (E70.330)
Nevocarcinoma - see Melanoma
Nevus D22.9
ICD-10-CM Diagnosis Code D22.9
Melanocytic nevi, unspecified
Newborn (infant) (liveborn) (singleton) Z38.2
ICD-10-CM Diagnosis Code Z38.2
Single liveborn infant, unspecified as to place of birth
Applicable To
- Single liveborn infant NOS
Newcastle conjunctivitis or disease B30.8
ICD-10-CM Diagnosis Code B30.8
Other viral conjunctivitis
Applicable To
- Newcastle conjunctivitis
Nezelof's syndrome D81.4
(pure alymphocytosis)
ICD-10-CM Diagnosis Code D81.4
Nezelof's syndrome
Niacin E52
(amide)
ICD-10-CM Diagnosis Code E52
Niacin deficiency [pellagra]
Applicable To
- Niacin (-tryptophan) deficiency
- Nicotinamide deficiency
- Pellagra (alcoholic)
Type 1 Excludes
- sequelae of niacin deficiency (E64.8)
Nicolas A55
(-Durand)
ICD-10-CM Diagnosis Code A55
Chlamydial lymphogranuloma (venereum)
Applicable To
- Climatic or tropical bubo
- Durand-Nicolas-Favre disease
- Esthiomene
- Lymphogranuloma inguinale
Nicotine - see Tobacco
Nicotinic acid deficiency E52
ICD-10-CM Diagnosis Code E52
Niacin deficiency [pellagra]
Applicable To
- Niacin (-tryptophan) deficiency
- Nicotinamide deficiency
- Pellagra (alcoholic)
Type 1 Excludes
- sequelae of niacin deficiency (E64.8)
Niemann-Pick disease or syndrome E75.249
ICD-10-CM Diagnosis Code E75.249
Niemann-Pick disease, unspecified
Applicable To
- Acid sphingomyelinase deficiency (ASMD) NOS
Night
Nightmares F51.5
(REM sleep type)
ICD-10-CM Diagnosis Code F51.5
Nightmare disorder
Applicable To
- Dream anxiety disorder
NIHSS R29.7-
(National Institutes of Health Stroke Scale)
ICD-10-CM Diagnosis Code R29.7-
National Institutes of Health Stroke Scale (NIHSS) score
Code First
- the type of cerebral infarction (I63.-)
Nipple - see condition
Nisbet's chancre A57
ICD-10-CM Diagnosis Code A57
Chancroid
Applicable To
- Ulcus molle
Nishimoto I67.5
(-Takeuchi)
ICD-10-CM Diagnosis Code I67.5
Moyamoya disease
Nitritoid crisis or reaction - see Crisis, nitritoid
Nitrosohemoglobinemia D74.8
ICD-10-CM Diagnosis Code D74.8
Other methemoglobinemias
Applicable To
- Acquired methemoglobinemia (with sulfhemoglobinemia)
- Toxic methemoglobinemia
Njovera A65
ICD-10-CM Diagnosis Code A65
Nonvenereal syphilis
Applicable To
- Bejel
- Endemic syphilis
- Njovera
No general equivalence degree Z55.5
(GED)
ICD-10-CM Diagnosis Code Z55.5
Less than a high school diploma
Applicable To
- No general equivalence degree (GED)
Nocardiosis, nocardiasis A43.9
ICD-10-CM Diagnosis Code A43.9
Nocardiosis, unspecified
Nocturia R35.1
ICD-10-CM Diagnosis Code R35.1
Nocturia
Nocturnal - see condition
Nodal rhythm I49.8
ICD-10-CM Diagnosis Code I49.8
Other specified cardiac arrhythmias
Applicable To
- Brugada syndrome
- Coronary sinus rhythm disorder
- Ectopic rhythm disorder
- Nodal rhythm disorder
Node(s) - see also Nodule
Nodule(s)
Noma (gangrenous) (hospital) (infective) A69.0
ICD-10-CM Diagnosis Code A69.0
Necrotizing ulcerative stomatitis
Applicable To
- Cancrum oris
- Fusospirochetal gangrene
- Noma
- Stomatitis gangrenosa
Nomad, nomadism Z59.00
ICD-10-CM Diagnosis Code Z59.00
Homelessness unspecified
NOMID M04.2
(neonatal onset multisystemic inflammatory disorder)
ICD-10-CM Diagnosis Code M04.2
Cryopyrin-associated periodic syndromes
Applicable To
- Chronic infantile neurological, cutaneous and articular syndrome [CINCA]
- Familial cold autoinflammatory syndrome
- Familial cold urticaria
- Muckle-Wells syndrome
- Neonatal onset multisystemic inflammatory disorder [NOMID]
Non-Hodgkin lymphoma NEC - see Lymphoma, non-Hodgkin
Non-ketotic hyperglycinemia E72.51
ICD-10-CM Diagnosis Code E72.51
Non-ketotic hyperglycinemia
Non-palpable testicle(s)
Non-working side interference M26.56
ICD-10-CM Diagnosis Code M26.56
Non-working side interference
Applicable To
- Balancing side interference
Nonadherence to medical treatment, specified NEC Z91.199
ICD-10-CM Diagnosis Code Z91.199
Patient's noncompliance with other medical treatment and regimen due to unspecified reason
Nonautoimmune hemolytic anemia D59.4
ICD-10-CM Diagnosis Code D59.4
Other nonautoimmune hemolytic anemias
Applicable To
- Mechanical hemolytic anemia
- Microangiopathic hemolytic anemia
- Toxic hemolytic anemia
Nonclosure - see also Imperfect, closure
Noncompliance Z91.199
ICD-10-CM Diagnosis Code Z91.199
Patient's noncompliance with other medical treatment and regimen due to unspecified reason
Nondescent (congenital) - see also Malposition, congenital
Nondevelopment
Nonengagement
Nonexanthematous tick fever A93.2
ICD-10-CM Diagnosis Code A93.2
Colorado tick fever
Nonexpansion, lung P28.0
(newborn)
ICD-10-CM Diagnosis Code P28.0
Primary atelectasis of newborn
Applicable To
- Primary failure to expand terminal respiratory units
- Pulmonary hypoplasia associated with short gestation
- Pulmonary immaturity NOS
Nonfunctioning
Nonimplantation, ovum N97.2
ICD-10-CM Diagnosis Code N97.2
Female infertility of uterine origin
Applicable To
- Female infertility associated with congenital anomaly of uterus
- Female infertility due to nonimplantation of ovum
Noninsufflation, fallopian tube N97.1
ICD-10-CM Diagnosis Code N97.1
Female infertility of tubal origin
Applicable To
- Female infertility associated with congenital anomaly of tube
- Female infertility due to tubal block
- Female infertility due to tubal occlusion
- Female infertility due to tubal stenosis
Nonne-Milroy syndrome Q82.0
ICD-10-CM Diagnosis Code Q82.0
Hereditary lymphedema
Nonovulation N97.0
ICD-10-CM Diagnosis Code N97.0
Female infertility associated with anovulation
Nonpatent fallopian tube N97.1
ICD-10-CM Diagnosis Code N97.1
Female infertility of tubal origin
Applicable To
- Female infertility associated with congenital anomaly of tube
- Female infertility due to tubal block
- Female infertility due to tubal occlusion
- Female infertility due to tubal stenosis
Nonpneumatization, lung NEC P28.0
ICD-10-CM Diagnosis Code P28.0
Primary atelectasis of newborn
Applicable To
- Primary failure to expand terminal respiratory units
- Pulmonary hypoplasia associated with short gestation
- Pulmonary immaturity NOS
Nonrotation - see Malrotation
Nonsecretion, urine - see Anuria
Nonunion
Nonvisualization, gallbladder R93.2
ICD-10-CM Diagnosis Code R93.2
Abnormal findings on diagnostic imaging of liver and biliary tract
Applicable To
- Nonvisualization of gallbladder
Nonvital, nonvitalized tooth K04.99
ICD-10-CM Diagnosis Code K04.99
Other diseases of pulp and periapical tissues
Noonan's syndrome Q87.19
ICD-10-CM Diagnosis Code Q87.19
Other congenital malformation syndromes predominantly associated with short stature
Applicable To
- Aarskog syndrome
- Cockayne syndrome
- De Lange syndrome
- Dubowitz syndrome
- Noonan syndrome
- Robinow-Silverman-Smith syndrome
- Russell-Silver syndrome
- Seckel syndrome
Normocytic anemia (infectional) due to blood loss (chronic) D50.0
ICD-10-CM Diagnosis Code D50.0
Iron deficiency anemia secondary to blood loss (chronic)
Applicable To
- Posthemorrhagic anemia (chronic)
Type 1 Excludes
- acute posthemorrhagic anemia (D62)
- congenital anemia from fetal blood loss (P61.3)
Norrie's disease Q15.8
(congenital)
ICD-10-CM Diagnosis Code Q15.8
Other specified congenital malformations of eye
North American blastomycosis B40.9
ICD-10-CM Diagnosis Code B40.9
Blastomycosis, unspecified
Norwegian itch B86
ICD-10-CM Diagnosis Code B86
Scabies
Applicable To
- Sarcoptic itch
Nose, nasal - see condition
Nose-picking F98.8
ICD-10-CM Diagnosis Code F98.8
Other specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence
Applicable To
- Excessive masturbation
- Nail-biting
- Nose-picking
- Thumb-sucking
Nosebleed R04.0
ICD-10-CM Diagnosis Code R04.0
Epistaxis
Applicable To
- Hemorrhage from nose
- Nosebleed
Nosomania F45.21
ICD-10-CM Diagnosis Code F45.21
Hypochondriasis
Applicable To
- Hypochondriacal neurosis
- Illness anxiety disorder
Nosophobia F45.22
ICD-10-CM Diagnosis Code F45.22
Body dysmorphic disorder
Applicable To
- Dysmorphophobia (nondelusional)
- Nosophobia
Nostalgia F43.20
ICD-10-CM Diagnosis Code F43.20
Adjustment disorder, unspecified
Notch of iris Q13.2
ICD-10-CM Diagnosis Code Q13.2
Other congenital malformations of iris
Applicable To
- Anisocoria, congenital
- Atresia of pupil
- Congenital malformation of iris NOS
- Corectopia
Notching nose, congenital Q30.2
(tip)
ICD-10-CM Diagnosis Code Q30.2
Fissured, notched and cleft nose
Nothnagel's
Novy's relapsing fever A68.9
ICD-10-CM Diagnosis Code A68.9
Relapsing fever, unspecified
Noxious
Nucleus pulposus - see condition
Numbness R20.0
ICD-10-CM Diagnosis Code R20.0
Anesthesia of skin
Nuns' knee - see Bursitis, prepatellar
Nursemaid's elbow S53.03-
ICD-10-CM Diagnosis Code S53.03-
Nursemaid's elbow
Nutcracker esophagus K22.4
ICD-10-CM Diagnosis Code K22.4
Dyskinesia of esophagus
Applicable To
- Corkscrew esophagus
- Diffuse esophageal spasm
- Spasm of esophagus
Type 1 Excludes
- cardiospasm (K22.0)
Nutmeg liver K76.1
ICD-10-CM Diagnosis Code K76.1
Chronic passive congestion of liver
Applicable To
- Cardiac cirrhosis
- Cardiac sclerosis
Nutrient element deficiency E61.9
ICD-10-CM Diagnosis Code E61.9
Deficiency of nutrient element, unspecified
Nutrition deficient or insufficient E63.9
- see also Malnutrition
ICD-10-CM Diagnosis Code E63.9
Nutritional deficiency, unspecified
Nutritional stunting E45
ICD-10-CM Diagnosis Code E45
Retarded development following protein-calorie malnutrition
Applicable To
- Nutritional short stature
- Nutritional stunting
- Physical retardation due to malnutrition
Nyctalopia (night blindness) - see Blindness, night
Nycturia R35.1
ICD-10-CM Diagnosis Code R35.1
Nocturia
Nymphomania F52.8
ICD-10-CM Diagnosis Code F52.8
Other sexual dysfunction not due to a substance or known physiological condition
Applicable To
- Excessive sexual drive
- Nymphomania
- Satyriasis
Nystagmus H55.00
ICD-10-CM Diagnosis Code H55.00
Unspecified nystagmus

Index Terms Starting With 'N' (207)

Naegleriasis

Brachial plexus disorders

Acquired deformity of pelvis

Other specified fluke infections

Other forms of leptospirosis

Diaper dermatitis

Narcolepsy without cataplexy

Other abnormalities of breathing

Other mitochondrial metabolism disorders

Other congenital malformations of eyelid

Acute nasopharyngitis [common cold]

Disturbances in tooth eruption

Nausea

Unspecified effects of drowning and nonfatal submersion

Syncope and collapse

Necatoriasis

Necatoriasis

Other general symptoms and signs

Toxic epidermal necrolysis [Lyell]

Other paraphilias

Other hereditary and idiopathic neuropathies

Nelson's syndrome

Intestinal helminthiasis, unspecified

Unspecified renal colic

Unspecified nephritic syndrome with unspecified morphologic changes

Other disorders of calcium metabolism

Medullary cystic kidney

Hemorrhagic fever with renal syndrome

Disorder of kidney and ureter, unspecified

Nephroptosis

Other specified disorders of kidney and ureter

Nephrotic syndrome with unspecified morphologic changes

Hemorrhagic fever with renal syndrome

Nervousness

Nervousness

Nervousness

Pemphigus vegetans

Neuralgia and neuritis, unspecified

Other specified nonpsychotic mental disorders

Neuralgia and neuritis, unspecified

Vitamin deficiency, unspecified

Other somatoform disorders

Cysticercosis of central nervous system

Lichen simplex chronicus

Neuromyelitis optica [Devic]

Neurofibromatosis, unspecified

Leprosy, unspecified

Other post infection and related fatigue syndromes

Acute disseminated demyelination, unspecified

Myoneural disorder, unspecified

Other specified myotonic disorders

Mononeuropathy, unspecified

Polyneuropathy, unspecified

Hereditary optic atrophy

Nonpsychotic mental disorder, unspecified

Tuberous sclerosis

Neurosyphilis, unspecified

Malocclusion, Angle's class I

Neutropenia, unspecified

Genetic anomalies of leukocytes

Melanocytic nevi, unspecified

Single liveborn infant, unspecified as to place of birth

Other viral conjunctivitis

Nezelof's syndrome

Niacin deficiency [pellagra]

Chlamydial lymphogranuloma (venereum)

Niacin deficiency [pellagra]

Niemann-Pick disease, unspecified

Nightmare disorder

National Institutes of Health Stroke Scale (NIHSS) score

Chancroid

Moyamoya disease

Other methemoglobinemias

Nonvenereal syphilis

Less than a high school diploma

Nocardiosis, unspecified

Nocturia

Other specified cardiac arrhythmias

Necrotizing ulcerative stomatitis