ICD-10 · PDGM grouping
Z29 Encounter for other prophylactic measures
All 8 codes in the Z29 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
8
Can lead a claim
0
Cannot lead a claim
8
What CMS assigns to Z29
None of the 8 codes is assigned a clinical group. None of the 8 is assigned a comorbidity subgroup. None can lead a claim.
Every code in Z29
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 |
|---|---|---|---|---|
| Z29.1 Encounter for prophylactic immunotherapy | ||||
| Z29.11 | Encounter for prophylactic immunotherapy for respiratory syncytial virus (RSV)CMS: Enctr for prphylc immther for resp syncytial virus (RSV) | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.12 | Encounter for prophylactic antivenin | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.13 | Encounter for prophylactic Rho(D) immune globulin | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.14 | Encounter for prophylactic rabies immune globulin | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.3 | Encounter for prophylactic fluoride administration | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.8 Encounter for other specified prophylactic measures | ||||
| Z29.81 | Encounter for HIV pre-exposure prophylaxis | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.89 | Encounter for other specified prophylactic measures | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| Z29.9 | Encounter for prophylactic measures, unspecified | 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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