2019 ICD-10-CM Diagnosis Code A18.01

Tuberculosis of spine

    2016 2017 2018 2019 Billable/Specific Code
  • A18.01 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM A18.01 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of A18.01 - other international versions of ICD-10 A18.01 may differ.
Applicable To
  • Pott's disease or curvature of spine
  • Tuberculous arthritis
  • Tuberculous osteomyelitis of spine
  • Tuberculous spondylitis
The following code(s) above A18.01 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to A18.01:
  • A00-B99
    2019 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • A15-A19
    2019 ICD-10-CM Range A15-A19

    Tuberculosis

    Includes
    • infections due to Mycobacterium tuberculosis and Mycobacterium bovis
    Type 1 Excludes
    • congenital tuberculosis (P37.0)
    • nonspecific reaction to test for tuberculosis without active tuberculosis (R76.1-)
    • pneumoconiosis associated with tuberculosis, any type in A15 (J65)
    • positive PPD (R76.11)
    • positive tuberculin skin test without active tuberculosis (R76.11)
    • sequelae of tuberculosis (B90.-)
    • silicotuberculosis (J65)
    Tuberculosis
Approximate Synonyms
  • Tb (tuberculosis) of vertebral column
  • Tuberculosis (tb) of vertebra
  • Tuberculosis of vertebral column
Clinical Information
  • Osteitis or caries of the vertebrae, usually occurring as a complication of tuberculosis of the lungs.
ICD-10-CM A18.01 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 456 Spinal fusion except cervical with spinal curvature or malignancy or infection or extensive fusions with mcc
  • 457 Spinal fusion except cervical with spinal curvature or malignancy or infection or extensive fusions with cc
  • 458 Spinal fusion except cervical with spinal curvature or malignancy or infection or extensive fusions without cc/mcc
  • 539 Osteomyelitis with mcc
  • 540 Osteomyelitis with cc
  • 541 Osteomyelitis without cc/mcc
  • 974 Hiv with major related condition with mcc
  • 975 Hiv with major related condition with cc
  • 976 Hiv with major related condition without cc/mcc

Convert A18.01 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
Code annotations containing back-references to A18.01:
  • Type 1 Excludes: M01
    , M49
    , M49
    ICD-10-CM Diagnosis Code M01

    Direct infections of joint in infectious and parasitic diseases classified elsewhere

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code First
    Type 1 Excludes
    ICD-10-CM Diagnosis Code M49

    Spondylopathies in diseases classified elsewhere

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code First
    • underlying disease, such as:
    • brucellosis (A23.-)
    • Charcot-Marie-Tooth disease (G60.0)
    • enterobacterial infections (A01-A04)
    • osteitis fibrosa cystica (E21.0)
    Includes
    • curvature of spine in diseases classified elsewhere
    • deformity of spine in diseases classified elsewhere
    • kyphosis in diseases classified elsewhere
    • scoliosis in diseases classified elsewhere
    • spondylopathy in diseases classified elsewhere
    Type 1 Excludes
    • curvature of spine in tuberculosis [Pott's] (A18.01)
    • enteropathic arthropathies (M07.-)
    • gonococcal spondylitis (A54.41)
    • neuropathic [tabes dorsalis] spondylitis (A52.11)
    • neuropathic spondylopathy in syringomyelia (G95.0)
    • neuropathic spondylopathy in tabes dorsalis (A52.11)
    • nonsyphilitic neuropathic spondylopathy NEC (G98.0)
    • spondylitis in syphilis (acquired) (A52.77)
    • tuberculous spondylitis (A18.01)
    • typhoid fever spondylitis (A01.05)
    ICD-10-CM Diagnosis Code M49

    Spondylopathies in diseases classified elsewhere

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Code First
    • underlying disease, such as:
    • brucellosis (A23.-)
    • Charcot-Marie-Tooth disease (G60.0)
    • enterobacterial infections (A01-A04)
    • osteitis fibrosa cystica (E21.0)
    Includes
    • curvature of spine in diseases classified elsewhere
    • deformity of spine in diseases classified elsewhere
    • kyphosis in diseases classified elsewhere
    • scoliosis in diseases classified elsewhere
    • spondylopathy in diseases classified elsewhere
    Type 1 Excludes
    • curvature of spine in tuberculosis [Pott's] (A18.01)
    • enteropathic arthropathies (M07.-)
    • gonococcal spondylitis (A54.41)
    • neuropathic [tabes dorsalis] spondylitis (A52.11)
    • neuropathic spondylopathy in syringomyelia (G95.0)
    • neuropathic spondylopathy in tabes dorsalis (A52.11)
    • nonsyphilitic neuropathic spondylopathy NEC (G98.0)
    • spondylitis in syphilis (acquired) (A52.77)
    • tuberculous spondylitis (A18.01)
    • typhoid fever spondylitis (A01.05)

Diagnosis Index entries containing back-references to A18.01:
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
    ICD-10-CM Diagnosis Code L02.91

    Cutaneous abscess, unspecified

      2016 2017 2018 2019 Billable/Specific Code
  • Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) M19.90
    ICD-10-CM Diagnosis Code M19.90

    Unspecified osteoarthritis, unspecified site

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Arthrosis NOS
    • Arthritis NOS
    • Osteoarthritis NOS
    • spine - see also Spondylopathy, inflammatory
      • tuberculous A18.01
    • tuberculous A18.02
      ICD-10-CM Diagnosis Code A18.02

      Tuberculous arthritis of other joints

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculosis of hip (joint)
      • Tuberculosis of knee (joint)
      • spine A18.01
  • Caries
    • sacrum A18.01 (tuberculous)
    • spine, spinal A18.01 (column) (tuberculous)
    • vertebra A18.01 (column) (tuberculous)
  • Chondritis M94.8X9
    ICD-10-CM Diagnosis Code M94.8X9

    Other specified disorders of cartilage, unspecified sites

      2016 2017 2018 2019 Billable/Specific Code
    • tuberculous NEC A18.02
      ICD-10-CM Diagnosis Code A18.02

      Tuberculous arthritis of other joints

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculosis of hip (joint)
      • Tuberculosis of knee (joint)
      • intervertebral A18.01
  • Curvature
  • Disease, diseased - see also Syndrome
    • spine - see also Spondylopathy
      • tuberculous A18.01
  • Fistula (cutaneous) L98.8
    ICD-10-CM Diagnosis Code L98.8

    Other specified disorders of the skin and subcutaneous tissue

      2016 2017 2018 2019 Billable/Specific Code
    • lumbar, tuberculous A18.01
  • Granuloma L92.9
    ICD-10-CM Diagnosis Code L92.9

    Granulomatous disorder of the skin and subcutaneous tissue, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Type 2 Excludes
    • spine
      • tuberculous A18.01
  • Kyphoscoliosis, kyphoscoliotic (acquired) M41.9
    - see also Scoliosis
    ICD-10-CM Diagnosis Code M41.9

    Scoliosis, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • tuberculous A18.01
  • Kyphosis, kyphotic (acquired) M40.209
    ICD-10-CM Diagnosis Code M40.209

    Unspecified kyphosis, site unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • tuberculous A18.01
  • Lordosis M40.50
    ICD-10-CM Diagnosis Code M40.50

    Lordosis, unspecified, site unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • tuberculous A18.01
  • Necrosis, necrotic (ischemic) - see also Gangrene
    • vertebra - see also Osteonecrosis, by type, vertebra
      • tuberculous A18.01
  • Paraplegia (lower) G82.20
    ICD-10-CM Diagnosis Code G82.20

    Paraplegia, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • Pott's A18.01
  • Pott's
    • curvature A18.01 (spinal)
    • disease or paraplegia A18.01
    • spinal curvature A18.01
  • Rust's disease A18.01 (tuberculous cervical spondylitis)
  • Scoliosis (acquired) (postural) M41.9
    ICD-10-CM Diagnosis Code M41.9

    Scoliosis, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • tuberculous A18.01
  • Spondylitis (chronic) - see also Spondylopathy, inflammatory
    • in (due to)
      • tuberculosis A18.01
    • tuberculous A18.01
  • Tuberculosis, tubercular, tuberculous (calcification) (calcified) (caseous) (chromogenic acid-fast bacilli) (degeneration) (fibrocaseous) (fistula) (interstitial) (isolated circumscribed lesions) (necrosis) (parenchymatous) (ulcerative) A15.9
    ICD-10-CM Diagnosis Code A15.9

    Respiratory tuberculosis unspecified

      2016 2017 2018 2019 Billable/Specific Code
    • abscess (respiratory) A15.9
      ICD-10-CM Diagnosis Code A15.9

      Respiratory tuberculosis unspecified

        2016 2017 2018 2019 Billable/Specific Code
      • bone A18.03
        ICD-10-CM Diagnosis Code A18.03

        Tuberculosis of other bones

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Tuberculous mastoiditis
        • Tuberculous osteomyelitis
        • sacrum A18.01
        • spinal A18.01
        • vertebra A18.01
      • joint NEC A18.02
        ICD-10-CM Diagnosis Code A18.02

        Tuberculous arthritis of other joints

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Tuberculosis of hip (joint)
        • Tuberculosis of knee (joint)
        • vertebral A18.01
      • lumbar A18.01 (spine)
      • sacrum A18.01
      • spine or vertebra A18.01 (column)
    • arthritis (chronic) (synovial) A18.02
      ICD-10-CM Diagnosis Code A18.02

      Tuberculous arthritis of other joints

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculosis of hip (joint)
      • Tuberculosis of knee (joint)
      • spine or vertebra A18.01 (column)
    • bone A18.03
      ICD-10-CM Diagnosis Code A18.03

      Tuberculosis of other bones

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculous mastoiditis
      • Tuberculous osteomyelitis
      • sacrum A18.01
      • spine or vertebral column A18.01
    • cartilage A18.02
      ICD-10-CM Diagnosis Code A18.02

      Tuberculous arthritis of other joints

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculosis of hip (joint)
      • Tuberculosis of knee (joint)
      • intervertebral A18.01
    • joint A18.02
      ICD-10-CM Diagnosis Code A18.02

      Tuberculous arthritis of other joints

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculosis of hip (joint)
      • Tuberculosis of knee (joint)
      • vertebral A18.01
    • spine, spinal (column) A18.01
    • synovitis A18.09
      ICD-10-CM Diagnosis Code A18.09

      Other musculoskeletal tuberculosis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculous myositis
      • Tuberculous synovitis
      • Tuberculous tenosynovitis
      • spine or vertebra A18.01
    • tenosynovitis A18.09
      ICD-10-CM Diagnosis Code A18.09

      Other musculoskeletal tuberculosis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Tuberculous myositis
      • Tuberculous synovitis
      • Tuberculous tenosynovitis
      • spine or vertebra A18.01
    • curvature, spine A18.01
    • kyphosis, kyphoscoliosis A18.01
    • lordosis A18.01
    • sacroiliac A18.01 (joint)
    • sacrum A18.01
    • scoliosis A18.01
    • spondylitis A18.01
    • vertebra A18.01 (column)
  • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
    • spine A18.01 (tuberculous)

ICD-10-CM Codes Adjacent To A18.01
A17.0 Tuberculous meningitis
A17.1 Meningeal tuberculoma
A17.8 Other tuberculosis of nervous system
A17.81 Tuberculoma of brain and spinal cord
A17.82 Tuberculous meningoencephalitis
A17.83 Tuberculous neuritis
A17.89 Other tuberculosis of nervous system
A17.9 Tuberculosis of nervous system, unspecified
A18 Tuberculosis of other organs
A18.0 Tuberculosis of bones and joints
A18.01 Tuberculosis of spine
A18.02 Tuberculous arthritis of other joints
A18.03 Tuberculosis of other bones
A18.09 Other musculoskeletal tuberculosis
A18.1 Tuberculosis of genitourinary system
A18.10 …… unspecified
A18.11 Tuberculosis of kidney and ureter
A18.12 Tuberculosis of bladder
A18.13 Tuberculosis of other urinary organs
A18.14 Tuberculosis of prostate
A18.15 Tuberculosis of other male genital organs

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.