ICD-10 · PDGM grouping
O14 Pre-eclampsia
All 20 codes in the O14 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
20
Can lead a claim
16
Cannot lead a claim
4
What CMS assigns to O14
16 of the 20 codes group to MMTA - Other; 4 are assigned no clinical group. None of the 20 is assigned a comorbidity subgroup. 16 of the 20 can lead a claim.
Every code in O14
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 |
|---|---|---|---|---|
| O14.0 Mild to moderate pre-eclampsia | ||||
| O14.00 | Mild to moderate pre-eclampsia, unspecified trimester | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| O14.02 | Mild to moderate pre-eclampsia, second trimester | Can lead a claim | A | None |
| O14.03 | Mild to moderate pre-eclampsia, third trimester | Can lead a claim | A | None |
| O14.04 | Mild to moderate pre-eclampsia, complicating childbirth | Can lead a claim | A | None |
| O14.05 | Mild to moderate pre-eclampsia, complicating the puerperium | Can lead a claim | A | None |
| O14.1 Severe pre-eclampsia | ||||
| O14.10 | Severe pre-eclampsia, unspecified trimester | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| O14.12 | Severe pre-eclampsia, second trimester | Can lead a claim | A | None |
| O14.13 | Severe pre-eclampsia, third trimester | Can lead a claim | A | None |
| O14.14 | Severe pre-eclampsia complicating childbirth | Can lead a claim | A | None |
| O14.15 | Severe pre-eclampsia, complicating the puerperium | Can lead a claim | A | None |
| O14.2 HELLP syndrome | ||||
| O14.20 | HELLP syndrome (HELLP), unspecified trimester | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| O14.22 | HELLP syndrome (HELLP), second trimester | Can lead a claim | A | None |
| O14.23 | HELLP syndrome (HELLP), third trimester | Can lead a claim | A | None |
| O14.24 | HELLP syndrome, complicating childbirth | Can lead a claim | A | None |
| O14.25 | HELLP syndrome, complicating the puerperium | Can lead a claim | A | None |
| O14.9 Unspecified pre-eclampsia | ||||
| O14.90 | Unspecified pre-eclampsia, unspecified trimester | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| O14.92 | Unspecified pre-eclampsia, second trimester | Can lead a claim | A | None |
| O14.93 | Unspecified pre-eclampsia, third trimester | Can lead a claim | A | None |
| O14.94 | Unspecified pre-eclampsia, complicating childbirth | Can lead a claim | A | None |
| O14.95 | Unspecified pre-eclampsia, complicating the puerperium | Can lead a claim | A | 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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