Z17-Z17 — Estrogen, and other hormones and factors receptor status
Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.1.26.
Codes in range
10
No clinical group
10
A period cannot be grouped from these.
Barred as primary
4
CMS rejects these in the primary position.
Where these codes group
None of the 10 codes in Z17-Z17 is assigned a PDGM clinical group. A 30-day period cannot be grouped from any of them, so none can hold the primary position on a home health claim.
Every code in Z17-Z17
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| Z170 | Estrogen receptor positive status [ER+] | None | Not accepted |
| Z171 | Estrogen receptor negative status [ER-] | None | Not accepted |
| Z1721 | Progesterone receptor positive status | None | Not accepted |
| Z1722 | Progesterone receptor negative status | None | Not accepted |
| Z1731 | Human epidermal growth factor receptor 2 positive status | None | Cannot group |
| Z1732 | Human epidermal growth factor receptor 2 negative status | None | Cannot group |
| Z17410 | Hormone recept pos w hmn epdrml grth fctr recept 2 pos stat | None | Cannot group |
| Z17411 | Hormone recept pos w hmn epdrml grth fctr recept 2 neg stat | None | Cannot group |
| Z17420 | Hormone recept neg w hmn epdrml grth fctr recept 2 pos stat | None | Cannot group |
| Z17421 | Hormone recept neg w hmn epdrml grth fctr recept 2 neg stat | None | Cannot group |
Source: CMS HH PPS Grouper Software v07.1.26, effective 2026-04-01. 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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