2021 ICD-10-CM Diagnosis Code A18.83

Tuberculosis of digestive tract organs, not elsewhere classified

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • A18.83 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Tuberculosis of digestive tract organs, NEC
  • The 2021 edition of ICD-10-CM A18.83 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of A18.83 - other international versions of ICD-10 A18.83 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as A18.83. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • tuberculosis of intestine (
    ICD-10-CM Diagnosis Code A18.32

    Tuberculous enteritis

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Tuberculosis of anus and rectum
    • Tuberculosis of intestine (large) (small)
    A18.32
    )
The following code(s) above A18.83 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 A18.83:
  • A00-B99
    2021 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
    2021 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
  • Tuberculosis (tb) esophagus
  • Tuberculosis of esophagus
ICD-10-CM A18.83 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 371 Major gastrointestinal disorders and peritoneal infections with mcc
  • 372 Major gastrointestinal disorders and peritoneal infections with cc
  • 373 Major gastrointestinal disorders and peritoneal infections 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 A18.83 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
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
Code annotations containing back-references to A18.83:
  • Type 1 Excludes: K23
    , K77
    , K87
    , K87
    ICD-10-CM Diagnosis Code K23

    Disorders of esophagus in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease, such as:
    • congenital syphilis (A50.5)
    Type 1 Excludes
    ICD-10-CM Diagnosis Code K77

    Liver disorders in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Manifestation Code
    Code First
    Type 1 Excludes
    • alcoholic hepatitis (K70.1-)
    • alcoholic liver disease (K70.-)
    • cytomegaloviral hepatitis (B25.1)
    • herpesviral [herpes simplex] hepatitis (B00.81)
    • infectious mononucleosis with liver disease (B27.0-B27.9 with .9)
    • mumps hepatitis (B26.81)
    • sarcoidosis with liver disease (D86.89)
    • secondary syphilis with liver disease (A51.45)
    • syphilis (late) with liver disease (A52.74)
    • toxoplasmosis (acquired) hepatitis (B58.1)
    • tuberculosis with liver disease (A18.83)
    ICD-10-CM Diagnosis Code K87

    Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease
    Type 1 Excludes
    • cytomegaloviral pancreatitis (B25.2)
    • mumps pancreatitis (B26.3)
    • syphilitic gallbladder (A52.74)
    • syphilitic pancreas (A52.74)
    • tuberculosis of gallbladder (A18.83)
    • tuberculosis of pancreas (A18.83)
    ICD-10-CM Diagnosis Code K87

    Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease
    Type 1 Excludes
    • cytomegaloviral pancreatitis (B25.2)
    • mumps pancreatitis (B26.3)
    • syphilitic gallbladder (A52.74)
    • syphilitic pancreas (A52.74)
    • tuberculosis of gallbladder (A18.83)
    • tuberculosis of pancreas (A18.83)

Diagnosis Index entries containing back-references to A18.83:
  • Degeneration, degenerative
    • pancreas K86.89
      ICD-10-CM Diagnosis Code K86.89

      Other specified diseases of pancreas

        2017 - New Code 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Aseptic pancreatic necrosis, unrelated to acute pancreatitis
      • Atrophy of pancreas
      • Calculus of pancreas
      • Cirrhosis of pancreas
      • Fibrosis of pancreas
      • Pancreatic fat necrosis, unrelated to acute pancreatitis
      • Pancreatic infantilism
      • Pancreatic necrosis NOS, unrelated to acute pancreatitis
      • tuberculous A18.83
  • Esophagitis (acute) (alkaline) (chemical) (chronic) (infectional) (necrotic) (peptic) (postoperative) (without bleeding) K20.90
    ICD-10-CM Diagnosis Code K20.90

    Esophagitis, unspecified without bleeding

      2021 - New Code Billable/Specific Code
    Applicable To
    • Esophagitis NOS
    • tuberculous A18.83
  • Gastritis (simple) K29.70
    ICD-10-CM Diagnosis Code K29.70

    Gastritis, unspecified, without bleeding

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • tuberculous A18.83
  • Hepatitis K75.9
    ICD-10-CM Diagnosis Code K75.9

    Inflammatory liver disease, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Hepatitis NOS
    Type 1 Excludes
    • acute or subacute hepatitis (K72.0-)
    • chronic hepatitis NEC (K73.-)
    • viral hepatitis (B15-B19)
    • tuberculous A18.83
  • 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 2020 2021 Billable/Specific Code
    • buccal cavity A18.83
    • esophagus A18.83
    • gallbladder A18.83
    • gastritis A18.83
    • gum A18.83
    • hepatitis A18.83
    • linguae A18.83
    • lip A18.83
    • liver A18.83
    • mouth A18.83
    • palate A18.83 (soft)
    • pancreas A18.83
    • parotid gland or region A18.83
    • salivary gland A18.83
    • soft palate A18.83
    • stomach A18.83
    • subdeltoid bursa A18.83
    • submaxillary A18.83 (region)
    • tongue A18.83
    • uvula A18.83

ICD-10-CM Codes Adjacent To A18.83
A18.51 Tuberculous episcleritis
A18.52 Tuberculous keratitis
A18.53 Tuberculous chorioretinitis
A18.54 Tuberculous iridocyclitis
A18.59 Other tuberculosis of eye
A18.6 Tuberculosis of (inner) (middle) ear
A18.7 Tuberculosis of adrenal glands
A18.8 Tuberculosis of other specified organs
A18.81 Tuberculosis of thyroid gland
A18.82 Tuberculosis of other endocrine glands
A18.83 Tuberculosis of digestive tract organs, not elsewhere classified
A18.84 Tuberculosis of heart
A18.85 Tuberculosis of spleen
A18.89 Tuberculosis of other sites
A19 Miliary tuberculosis
A19.0 Acute miliary tuberculosis of a single specified site
A19.1 Acute miliary tuberculosis of multiple sites
A19.2 Acute miliary tuberculosis, unspecified
A19.8 Other miliary tuberculosis
A19.9 Miliary tuberculosis, unspecified
A20 Plague

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