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

G62 Other and unspecified polyneuropathies

All 7 codes in the G62 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

7

Can lead a claim

5

Cannot lead a claim

2

What CMS assigns to G62

5 of the 7 codes group to Neuro Rehabilitation; 2 are assigned no clinical group. All 7 count toward the Nondiabetic neuropathy comorbidity subgroup. 5 of the 7 can lead a claim. CMS attaches a code-first note to 1 of the 7.

  • Nondiabetic neuropathy: counts toward the high comorbidity tier only in an interaction pair.

Code first

CMS grouper convention 8, on G62.2. Code first:

  • , if applicable, toxic effects of substances chiefly nonmedicinal as to source (T51-T65)

Every code in G62

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

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
G62.0Drug-induced polyneuropathyCan lead a claimBNondiabetic neuropathy
G62.1Alcoholic polyneuropathyCan lead a claimBNondiabetic neuropathy
G62.2Polyneuropathy due to other toxic agentsCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNondiabetic neuropathy
G62.8 Other specified polyneuropathies
G62.81Critical illness polyneuropathyCan lead a claimBNondiabetic neuropathy
G62.82Radiation-induced polyneuropathyCan lead a claimBNondiabetic neuropathy
G62.89Other specified polyneuropathiesCan lead a claimBNondiabetic neuropathy
G62.9Polyneuropathy, unspecifiedCannot lead a claimPrincipal diagnosis not assigned to a clinical groupNoneNondiabetic neuropathy

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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