ICD-10-CM category A18: Tuberculosis of other organs
Category A18 is a heading in chapter 1 (Certain infectious and parasitic diseases (A00-B99)), section Tuberculosis (A15-A19). It is not billable; report one of the 32 complete codes below.
Billable codes in A18
| Code | Description |
|---|---|
| A18.01 | Tuberculosis of spine |
| A18.02 | Tuberculous arthritis of other joints |
| A18.03 | Tuberculosis of other bones |
| A18.09 | Other musculoskeletal tuberculosis |
| A18.10 | Tuberculosis of genitourinary system, 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 |
| A18.16 | Tuberculosis of cervix |
| A18.17 | Tuberculous female pelvic inflammatory disease |
| A18.18 | Tuberculosis of other female genital organs |
| A18.2 | Tuberculous peripheral lymphadenopathy |
| A18.31 | Tuberculous peritonitis |
| A18.32 | Tuberculous enteritis |
| A18.39 | Retroperitoneal tuberculosis |
| A18.4 | Tuberculosis of skin and subcutaneous tissue |
| A18.50 | Tuberculosis of eye, unspecified |
| 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 |
| A18.81 | 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 |
Sources
Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.
- ICD-10-CM FY2027 tabular order file (category titles)Version FY2027 · effective 2026-10-01 · file icd10cm_order_2027.txtSHA-256 38981fb2c1226e2b…
- ICD-10-CM FY2027 tabular list (chapter titles and ranges)Version FY2027 · effective 2026-10-01 · file 2027-code-tables-tabular-index.zipSHA-256 37baa476323714be…
- ICD-10-CM FY2027 code descriptions addenda (codes added, deleted and revised)Version FY2027 · effective 2026-10-01 · file icd10cm_codes_addenda_2027.txtSHA-256 cfba025073235af4…
- ICD-10 MS-DRG Definitions Manual v44 (text)Version v44 · effective 2026-10-01 · file fy2027-fr-icd10-ms-drg-definitions-manual-files-v44.zipSHA-256 ae4f6c11727fe91f…
- IPPS FY2027 Tables 6A-6K: new, invalid and revised ICD-10-CM/PCS codes, CC/MCC list changes and CC exclusionsVersion FY2027 (final rule; not reissued by CN3) · effective 2026-10-01 · file fy2027-ipps-fr-tables-6a-6k.zipSHA-256 ca0af87b0869a405…
- ICD-10-CM FY2027 POA-exempt codes (full list, additions, deletions and revisions)Version FY2027 · effective 2026-10-01 · file 2027-poa-exempt-codes.zipSHA-256 03f55091045024d0…
- ICD-10-CM to CMS-HCC V28 mappings, payment year 2027 initialVersion PY2027 initial ICD-10-CM mappings (dates of service 2026) · effective 2027-01-01 · file 2027 Initial ICD-10-CM Mappings.csvSHA-256 9c260b06d0dd2806…
- Medicare Coverage Database, current Billing and Coding Articles exportVersion MCD release 2026-10-08 · effective 2026-10-04 · file article.csvSHA-256 5e95c4a8ac3664be…
Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.