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

J10 Influenza due to other identified influenza virus

All 9 codes in the J10 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

9

Can lead a claim

9

Cannot lead a claim

0

What CMS assigns to J10

All 9 codes group to MMTA - Respiratory (7) and MMTA - Other (2). All 9 count toward the Influenza comorbidity subgroup. Every code can lead a claim.

  • Influenza

Every code in J10

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

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
J10.0 Influenza due to other identified influenza virus with pneumonia
J10.00Influenza due to other identified influenza virus with unspecified type of pneumoniaCMS: Flu due to oth ident flu virus w unsp type of pneumoniaCan lead a claimLInfluenza
J10.01Influenza due to other identified influenza virus with the same other identified influenza virus pneumoniaCMS: Flu due to oth ident flu virus w same oth ident flu virus pnCan lead a claimLInfluenza
J10.08Influenza due to other identified influenza virus with other specified pneumoniaCMS: Influenza due to oth ident influenza virus w oth pneumoniaCan lead a claimLInfluenza
J10.1Influenza due to other identified influenza virus with other respiratory manifestationsCMS: Flu due to oth ident influenza virus w oth resp manifestCan lead a claimLInfluenza
J10.2Influenza due to other identified influenza virus with gastrointestinal manifestationsCMS: Influenza due to oth ident influenza virus w GI manifestCan lead a claimLInfluenza
J10.8 Influenza due to other identified influenza virus with other manifestations
J10.81Influenza due to other identified influenza virus with encephalopathyCMS: Influenza due to oth ident influenza virus w encephalopathyCan lead a claimLInfluenza
J10.82Influenza due to other identified influenza virus with myocarditisCMS: Influenza due to oth ident influenza virus w myocarditisCan lead a claimAInfluenza
J10.83Influenza due to other identified influenza virus with otitis mediaCMS: Influenza due to oth ident influenza virus w otitis mediaCan lead a claimAInfluenza
J10.89Influenza due to other identified influenza virus with other manifestationsCMS: Influenza due to oth ident influenza virus w oth manifestCan lead a claimLInfluenza

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.

The monthly home health regs digest

What CMS changed, what's due next, and what to do about it — one email a month, no fluff. Read the first issue