ICD-10 · PDGM grouping
R62 Lack of expected normal physiological development in childhood and adults
All 6 codes in the R62 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
6
Can lead a claim
0
Cannot lead a claim
6
What CMS assigns to R62
None of the 6 codes is assigned a clinical group. None of the 6 is assigned a comorbidity subgroup. None can lead a claim.
Every code in R62
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 |
|---|---|---|---|---|
| R62.0 | Delayed milestone in childhood | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| R62.5 Other and unspecified lack of expected normal physiological development in childhood | ||||
| R62.50 | Unspecified lack of expected normal physiological development in childhoodCMS: Unsp lack of expected normal physiol dev in childhood | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| R62.51 | Failure to thrive (child) | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| R62.52 | Short stature (child) | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| R62.59 | Other lack of expected normal physiological development in childhoodCMS: Oth lack of expected normal physiol development in childhood | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| R62.7 | Adult failure to thrive | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | 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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