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ICD-10-CM Codes
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2023 ICD-10-CM Diagnosis Code A18.32
2023 ICD-10-CM Diagnosis Code A18.32
Tuberculous enteritis
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- A18.32 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2023 edition of ICD-10-CM A18.32 became effective on October 1, 2022.
- This is the American ICD-10-CM version of A18.32 - other international versions of ICD-10 A18.32 may differ.
Applicable To- Tuberculosis of anus and rectum
- Tuberculosis of intestine (large) (small)
The following code(s) above
A18.32 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
A18.32:
Approximate Synonyms
- Tuberculosis (tb) enteritis
- Tuberculosis (tb) of gastrointestinal system
- Tuberculosis (tb) of intestines
- Tuberculosis of gastrointestinal tract
- Tuberculosis of intestines
ICD-10-CM A18.32 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
- 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 A18.32 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
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
Code annotations containing back-references to A18.32:
- Appendicitis (pneumococcal) (retrocecal) K37
ICD-10-CM Diagnosis Code K37
Unspecified appendicitis
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic) K52.9 - see also Enteritis
ICD-10-CM Diagnosis Code K52.9
Noninfective gastroenteritis and colitis, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Colitis NOS
- Enteritis NOS
- Gastroenteritis NOS
- Ileitis NOS
- Jejunitis NOS
- Sigmoiditis NOS
Type 1 Excludes- diarrhea NOS (R19.7)
- functional diarrhea (K59.1)
- infectious gastroenteritis and colitis NOS (A09)
- neonatal diarrhea (noninfective) (P78.3)
- psychogenic diarrhea (F45.8)
- tuberculous A18.32 (ulcerative)
- Diarrhea, diarrheal (disease) (infantile) (inflammatory) R19.7
ICD-10-CM Diagnosis Code R19.7
Diarrhea, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes- functional diarrhea (K59.1)
- neonatal diarrhea (P78.3)
- psychogenic diarrhea (F45.8)
- Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
ICD-10-CM Diagnosis Code K52.9
Noninfective gastroenteritis and colitis, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Colitis NOS
- Enteritis NOS
- Gastroenteritis NOS
- Ileitis NOS
- Jejunitis NOS
- Sigmoiditis NOS
Type 1 Excludes- diarrhea NOS (R19.7)
- functional diarrhea (K59.1)
- infectious gastroenteritis and colitis NOS (A09)
- neonatal diarrhea (noninfective) (P78.3)
- psychogenic diarrhea (F45.8)
- Fistula (cutaneous) L98.8
ICD-10-CM Diagnosis Code L98.8
Other specified disorders of the skin and subcutaneous tissue
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- anus, anal (recurrent) (infectional) K60.3
ICD-10-CM Diagnosis Code K60.3
Anal fistula
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- gastrocolic K31.6
ICD-10-CM Diagnosis Code K31.6
Fistula of stomach and duodenum
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Gastrocolic fistula
- Gastrojejunocolic fistula
- in ano K60.3
ICD-10-CM Diagnosis Code K60.3
Anal fistula
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- perirectal K60.4
ICD-10-CM Diagnosis Code K60.4
Rectal fistula
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Fistula of rectum to skin
Type 1 Excludes- rectovaginal fistula (N82.3)
- vesicorectal fistual (N32.1)
- rectum (to skin) K60.4
ICD-10-CM Diagnosis Code K60.4
Rectal fistula
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Fistula of rectum to skin
Type 1 Excludes- rectovaginal fistula (N82.3)
- vesicorectal fistual (N32.1)
- Proctitis K62.89
ICD-10-CM Diagnosis Code K62.89
Other specified diseases of anus and rectum
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Use Additional- code for any associated fecal incontinence (R15.-)
- Stricture - see also Stenosis
- rectum (sphincter) K62.4
ICD-10-CM Diagnosis Code K62.4
Stenosis of anus and rectum
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Stricture of anus (sphincter)
- 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 2022 2023 Billable/Specific Code
- abscess (respiratory) A15.9
ICD-10-CM Diagnosis Code A15.9
Respiratory tuberculosis unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- intestine A18.32
- ischiorectal A18.32
- perianal A18.32 (fistula)
- perirectal A18.32
- rectum A18.32
- ulcer (skin) (primary) A18.4
ICD-10-CM Diagnosis Code A18.4
Tuberculosis of skin and subcutaneous tissue
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Erythema induratum, tuberculous
- Lupus excedens
- Lupus vulgaris NOS
- Lupus vulgaris of eyelid
- Scrofuloderma
- Tuberculosis of external ear
Type 2 Excludes- lupus erythematosus (L93.-)
- systemic lupus erythematosus (M32.-)
- bowel or intestine A18.32
- alimentary canal A18.32
- anus A18.32
- appendicitis, appendix A18.32
- bowel A18.32 (miliary)
- cecum A18.32
- colitis A18.32
- colon A18.32
- diarrhea A18.32
- digestive tract A18.32
- duodenum A18.32
- dysentery A18.32
- enteric, enterica, enteritis A18.32
- enterocolitis A18.32
- gastrocolic fistula A18.32
- gastroenteritis A18.32
- gastrointestinal tract A18.32
- ileocecal A18.32 (hyperplastic)
- ileocolitis A18.32
- ileum A18.32
- intestine A18.32 (any part)
- ischiorectal A18.32
- jejunum A18.32
- perirectal fistula A18.32
- proctitis A18.32
- rectum A18.32 (fistula) (with abscess)
- sigmoid A18.32
- small intestine A18.32
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative
- intestine, intestinal K63.3
ICD-10-CM Diagnosis Code K63.3
Ulcer of intestine
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Primary ulcer of small intestine
Type 1 Excludes- duodenal ulcer (K26.-)
- gastrointestinal ulcer (K28.-)
- gastrojejunal ulcer (K28.-)
- jejunal ulcer (K28.-)
- peptic ulcer, site unspecified (K27.-)
- ulcer of intestine with perforation (K63.1)
- ulcer of anus or rectum (K62.6)
- ulcerative colitis (K51.-)
ICD-10-CM Codes Adjacent To A18.32
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
A18.17 Tuberculous female pelvic inflammatory disease
A18.18 Tuberculosis of other female genital organs
A18.2 Tuberculous peripheral lymphadenopathy
A18.3 Tuberculosis of intestines, peritoneum and mesenteric glands
A18.31 Tuberculous peritonitis
A18.32
Tuberculous enteritis
A18.39 Retroperitoneal tuberculosis
A18.4 Tuberculosis of skin and subcutaneous tissue
A18.5 Tuberculosis of eye
A18.51 Tuberculous episcleritis
A18.53 Tuberculous chorioretinitis
A18.54 Tuberculous iridocyclitis
A18.59 Other tuberculosis of eye
A18.6 Tuberculosis of (inner) (middle) ear
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.