ICD-10 · PDGM grouping
H71 Cholesteatoma of middle ear
All 20 codes in the H71 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
20
Can lead a claim
15
Cannot lead a claim
5
What CMS assigns to H71
15 of the 20 codes group to MMTA - Other; 5 are assigned no clinical group. None of the 20 is assigned a comorbidity subgroup. 15 of the 20 can lead a claim.
Every code in H71
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| H71.0 Cholesteatoma of attic | ||||
| H71.00 | Cholesteatoma of attic, unspecified ear | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| H71.01 | Cholesteatoma of attic, right ear | Can lead a claim | A | None |
| H71.02 | Cholesteatoma of attic, left ear | Can lead a claim | A | None |
| H71.03 | Cholesteatoma of attic, bilateral | Can lead a claim | A | None |
| H71.1 Cholesteatoma of tympanum | ||||
| H71.10 | Cholesteatoma of tympanum, unspecified ear | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| H71.11 | Cholesteatoma of tympanum, right ear | Can lead a claim | A | None |
| H71.12 | Cholesteatoma of tympanum, left ear | Can lead a claim | A | None |
| H71.13 | Cholesteatoma of tympanum, bilateral | Can lead a claim | A | None |
| H71.2 Cholesteatoma of mastoid | ||||
| H71.20 | Cholesteatoma of mastoid, unspecified ear | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| H71.21 | Cholesteatoma of mastoid, right ear | Can lead a claim | A | None |
| H71.22 | Cholesteatoma of mastoid, left ear | Can lead a claim | A | None |
| H71.23 | Cholesteatoma of mastoid, bilateral | Can lead a claim | A | None |
| H71.3 Diffuse cholesteatosis | ||||
| H71.30 | Diffuse cholesteatosis, unspecified ear | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| H71.31 | Diffuse cholesteatosis, right ear | Can lead a claim | A | None |
| H71.32 | Diffuse cholesteatosis, left ear | Can lead a claim | A | None |
| H71.33 | Diffuse cholesteatosis, bilateral | Can lead a claim | A | None |
| H71.9 Unspecified cholesteatoma | ||||
| H71.90 | Unspecified cholesteatoma, unspecified ear | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| H71.91 | Unspecified cholesteatoma, right ear | Can lead a claim | A | None |
| H71.92 | Unspecified cholesteatoma, left ear | Can lead a claim | A | None |
| H71.93 | Unspecified cholesteatoma, bilateral | Can lead a claim | A | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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