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

Q50 Congenital malformations of ovaries, fallopian tubes and broad ligaments

All 10 codes in the Q50 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

10

Can lead a claim

10

Cannot lead a claim

0

What CMS assigns to Q50

All 10 codes group to MMTA - Other. None of the 10 is assigned a comorbidity subgroup. Every code can lead a claim.

Every code in Q50

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

CodeDescriptionPrimary positionClinical groupComorbidity subgroup
Q50.0 Congenital absence of ovary
Q50.01Congenital absence of ovary, unilateralCan lead a claimANone
Q50.02Congenital absence of ovary, bilateralCan lead a claimANone
Q50.1Developmental ovarian cystCan lead a claimANone
Q50.2Congenital torsion of ovaryCan lead a claimANone
Q50.3 Other congenital malformations of ovary
Q50.31Accessory ovaryCan lead a claimANone
Q50.32Ovarian streakCan lead a claimANone
Q50.39Other congenital malformation of ovaryCan lead a claimANone
Q50.4Embryonic cyst of fallopian tubeCan lead a claimANone
Q50.5Embryonic cyst of broad ligamentCan lead a claimANone
Q50.6Other congenital malformations of fallopian tube and broad ligamentCMS: Oth congenital malformations of fallop and broad ligamentCan lead a claimANone

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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