October 1 update. Our PDGM and ICD-10 tools now use the FY2027 code set: 190 codes added, 30 deleted, and no existing code changed clinical group.

See what changed

ICD-10 · PDGM grouping

H95 Intraoperative and postprocedural complications and disorders of ear and mastoid process, not elsewhere classified

All 36 codes in the H95 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.

ICD-10-CM FY2027 · CMS grouper v07.2.26

Codes in family

36

Can lead a claim

30

Cannot lead a claim

6

What CMS assigns to H95

30 of the 36 codes group to MMTA - Other; 6 are assigned no clinical group. None of the 36 is assigned a comorbidity subgroup. 30 of the 36 can lead a claim.

Every code in H95

Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
H95.0 Recurrent cholesteatoma of postmastoidectomy cavity
H95.00Recurrent cholesteatoma of postmastoidectomy cavity, unspecified earCMS: Recur cholesteatoma of postmastoidectomy cavity, unsp earCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNone
H95.01Recurrent cholesteatoma of postmastoidectomy cavity, right earCMS: Recur cholesteatoma of postmastoidectomy cavity, right earCan lead a claimANone
H95.02Recurrent cholesteatoma of postmastoidectomy cavity, left earCMS: Recur cholesteatoma of postmastoidectomy cavity, left earCan lead a claimANone
H95.03Recurrent cholesteatoma of postmastoidectomy cavity, bilateral earsCMS: Recurrent cholesteatoma of postmastoidectomy cavity, bi earsCan lead a claimANone
H95.1 Other disorders of ear and mastoid process following mastoidectomy
H95.11 Chronic inflammation of postmastoidectomy cavity
H95.111Chronic inflammation of postmastoidectomy cavity, right earCan lead a claimANone
H95.112Chronic inflammation of postmastoidectomy cavity, left earCan lead a claimANone
H95.113Chronic inflammation of postmastoidectomy cavity, bilateral earsCMS: Chronic inflam of postmastoidectomy cavity, bilateral earsCan lead a claimANone
H95.119Chronic inflammation of postmastoidectomy cavity, unspecified earCMS: Chronic inflammation of postmastoidectomy cavity, unsp earCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNone
H95.12 Granulation of postmastoidectomy cavity
H95.121Granulation of postmastoidectomy cavity, right earCan lead a claimANone
H95.122Granulation of postmastoidectomy cavity, left earCan lead a claimANone
H95.123Granulation of postmastoidectomy cavity, bilateral earsCan lead a claimANone
H95.129Granulation of postmastoidectomy cavity, unspecified earCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNone
H95.13 Mucosal cyst of postmastoidectomy cavity
H95.131Mucosal cyst of postmastoidectomy cavity, right earCan lead a claimANone
H95.132Mucosal cyst of postmastoidectomy cavity, left earCan lead a claimANone
H95.133Mucosal cyst of postmastoidectomy cavity, bilateral earsCan lead a claimANone
H95.139Mucosal cyst of postmastoidectomy cavity, unspecified earCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNone
H95.19 Other disorders following mastoidectomy
H95.191Other disorders following mastoidectomy, right earCan lead a claimANone
H95.192Other disorders following mastoidectomy, left earCan lead a claimANone
H95.193Other disorders following mastoidectomy, bilateral earsCan lead a claimANone
H95.199Other disorders following mastoidectomy, unspecified earCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNone
H95.2 Intraoperative hemorrhage and hematoma of ear and mastoid process complicating a procedure
H95.21Intraoperative hemorrhage and hematoma of ear and mastoid process complicating a procedure on the ear and mastoid processCMS: Intraop hemor/hemtom of ear/mastd comp a proc on ear/mastdCan lead a claimANone
H95.22Intraoperative hemorrhage and hematoma of ear and mastoid process complicating other procedureCMS: Intraop hemor/hemtom of ear/mastd complicating oth procedureCan lead a claimANone
H95.3 Accidental puncture and laceration of ear and mastoid process during a procedure
H95.31Accidental puncture and laceration of the ear and mastoid process during a procedure on the ear and mastoid processCMS: Acc pnctr & lac of the ear/mastd dur proc on the ear/mastdCan lead a claimANone
H95.32Accidental puncture and laceration of the ear and mastoid process during other procedureCMS: Accidental pnctr & lac of the ear/mastd during oth procedureCan lead a claimANone
H95.4 Postprocedural hemorrhage of ear and mastoid process following a procedure
H95.41Postprocedural hemorrhage of ear and mastoid process following a procedure on the ear and mastoid processCMS: Postprocedural hemorrhage of ear/mastd fol proc on ear/mastdCan lead a claimANone
H95.42Postprocedural hemorrhage of ear and mastoid process following other procedureCMS: Postproc hemorrhage of ear/mastd following other procedureCan lead a claimANone
H95.5 Postprocedural hematoma and seroma of ear and mastoid process following a procedure
H95.51Postprocedural hematoma of ear and mastoid process following a procedure on the ear and mastoid processCMS: Postprocedural hematoma of ear/mastd fol proc on ear/mastdCan lead a claimANone
H95.52Postprocedural hematoma of ear and mastoid process following other procedureCMS: Postproc hematoma of ear/mastd following other procedureCan lead a claimANone
H95.53Postprocedural seroma of ear and mastoid process following a procedure on the ear and mastoid processCMS: Postprocedural seroma of ear/mastd fol proc on ear/mastdCan lead a claimANone
H95.54Postprocedural seroma of ear and mastoid process following other procedureCMS: Postprocedural seroma of ear/mastd following other procedureCan lead a claimANone
H95.8 Other intraoperative and postprocedural complications and disorders of the ear and mastoid process, not elsewhere classified
H95.81 Postprocedural stenosis of external ear canal
H95.811Postprocedural stenosis of right external ear canalCan lead a claimANone
H95.812Postprocedural stenosis of left external ear canalCan lead a claimANone
H95.813Postprocedural stenosis of external ear canal, bilateralCan lead a claimANone
H95.819Postprocedural stenosis of unspecified external ear canalCannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the conditionNoneNone
H95.88Other intraoperative complications and disorders of the ear and mastoid process, not elsewhere classifiedCMS: Oth intraop comp and disorders of the ear/mastd, NECCan lead a claimANone
H95.89Other postprocedural complications and disorders of the ear and mastoid process, not elsewhere classifiedCMS: Oth postproc comp and disorders of the ear/mastd, NECCan lead a claimANone

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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