ICD-10 · PDGM grouping
O94-O9A — Other obstetric conditions, not elsewhere classified
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.
OASIS-E2 v1.00.0 · ingested 2026-04-26
Codes in range
187
No clinical group
35
A period cannot be grouped from these.
Barred as primary
1
CMS rejects these in the primary position.
Where these codes group
152 of the 187 codes in O94-O9A group to MMTA - Other. A further 35 are assigned no clinical group at all, which means a 30-day period cannot be grouped from them.
Every code in O94-O9A
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| O94 | Sequelae of comp of pregnancy, chldbrth, and the puerperium | None | Not accepted |
| O98011 | Tuberculosis complicating pregnancy, first trimester | A | Accepted |
| O98012 | Tuberculosis complicating pregnancy, second trimester | A | Accepted |
| O98013 | Tuberculosis complicating pregnancy, third trimester | A | Accepted |
| O98019 | Tuberculosis complicating pregnancy, unspecified trimester | None | Cannot group |
| O9802 | Tuberculosis complicating childbirth | A | Accepted |
| O9803 | Tuberculosis complicating the puerperium | A | Accepted |
| O98111 | Syphilis complicating pregnancy, first trimester | A | Accepted |
| O98112 | Syphilis complicating pregnancy, second trimester | A | Accepted |
| O98113 | Syphilis complicating pregnancy, third trimester | A | Accepted |
| O98119 | Syphilis complicating pregnancy, unspecified trimester | None | Cannot group |
| O9812 | Syphilis complicating childbirth | A | Accepted |
| O9813 | Syphilis complicating the puerperium | A | Accepted |
| O98211 | Gonorrhea complicating pregnancy, first trimester | A | Accepted |
| O98212 | Gonorrhea complicating pregnancy, second trimester | A | Accepted |
| O98213 | Gonorrhea complicating pregnancy, third trimester | A | Accepted |
| O98219 | Gonorrhea complicating pregnancy, unspecified trimester | None | Cannot group |
| O9822 | Gonorrhea complicating childbirth | A | Accepted |
| O9823 | Gonorrhea complicating the puerperium | A | Accepted |
| O98311 | Oth infect w sexl mode of transmiss comp preg, first tri | A | Accepted |
| O98312 | Oth infect w sexl mode of transmiss comp preg, second tri | A | Accepted |
| O98313 | Oth infect w sexl mode of transmiss comp preg, third tri | A | Accepted |
| O98319 | Oth infect w sexl mode of transmiss comp preg, unsp tri | None | Cannot group |
| O9832 | Oth infections w sexl mode of transmiss comp childbirth | A | Accepted |
| O9833 | Oth infections w sexl mode of transmiss comp the puerperium | A | Accepted |
| O98411 | Viral hepatitis complicating pregnancy, first trimester | A | Accepted |
| O98412 | Viral hepatitis complicating pregnancy, second trimester | A | Accepted |
| O98413 | Viral hepatitis complicating pregnancy, third trimester | A | Accepted |
| O98419 | Viral hepatitis complicating pregnancy, unsp trimester | None | Cannot group |
| O9842 | Viral hepatitis complicating childbirth | A | Accepted |
| O9843 | Viral hepatitis complicating the puerperium | A | Accepted |
| O98511 | Other viral diseases complicating pregnancy, first trimester | A | Accepted |
| O98512 | Oth viral diseases complicating pregnancy, second trimester | A | Accepted |
| O98513 | Other viral diseases complicating pregnancy, third trimester | A | Accepted |
| O98519 | Other viral diseases complicating pregnancy, unsp trimester | None | Cannot group |
| O9852 | Other viral diseases complicating childbirth | A | Accepted |
| O9853 | Other viral diseases complicating the puerperium | A | Accepted |
| O98611 | Protozoal diseases complicating pregnancy, first trimester | A | Accepted |
| O98612 | Protozoal diseases complicating pregnancy, second trimester | A | Accepted |
| O98613 | Protozoal diseases complicating pregnancy, third trimester | A | Accepted |
| O98619 | Protozoal diseases complicating pregnancy, unsp trimester | None | Cannot group |
| O9862 | Protozoal diseases complicating childbirth | A | Accepted |
| O9863 | Protozoal diseases complicating the puerperium | A | Accepted |
| O98711 | Human immunodef virus disease comp preg, first trimester | A | Accepted |
| O98712 | Human immunodef virus disease comp preg, second trimester | A | Accepted |
| O98713 | Human immunodef virus disease comp preg, third trimester | A | Accepted |
| O98719 | Human immunodef virus disease comp pregnancy, unsp trimester | None | Cannot group |
| O9872 | Human immunodeficiency virus disease complicating childbirth | A | Accepted |
| O9873 | Human immunodef virus disease complicating the puerperium | A | Accepted |
| O98811 | Oth maternal infec/parastc diseases comp preg, first tri | A | Accepted |
| O98812 | Oth maternal infec/parastc diseases comp preg, second tri | A | Accepted |
| O98813 | Oth maternal infec/parastc diseases comp preg, third tri | A | Accepted |
| O98819 | Oth maternal infec/parastc diseases comp preg, unsp tri | None | Cannot group |
| O9882 | Oth maternal infec/parastc diseases complicating childbirth | A | Accepted |
| O9883 | Oth maternal infec/parastc diseases comp the puerperium | A | Accepted |
| O98911 | Unsp maternal infec/parastc disease comp preg, first tri | None | Cannot group |
| O98912 | Unsp maternal infec/parastc disease comp preg, second tri | None | Cannot group |
| O98913 | Unsp maternal infec/parastc disease comp preg, third tri | None | Cannot group |
| O98919 | Unsp maternal infec/parastc disease comp preg, unsp tri | None | Cannot group |
| O9892 | Unsp maternal infec/parastc disease complicating childbirth | None | Cannot group |
| O9893 | Unsp maternal infec/parastc disease comp the puerperium | None | Cannot group |
| O99011 | Anemia complicating pregnancy, first trimester | A | Accepted |
| O99012 | Anemia complicating pregnancy, second trimester | A | Accepted |
| O99013 | Anemia complicating pregnancy, third trimester | A | Accepted |
| O99019 | Anemia complicating pregnancy, unspecified trimester | None | Cannot group |
| O9902 | Anemia complicating childbirth | A | Accepted |
| O9903 | Anemia complicating the puerperium | A | Accepted |
| O99111 | Oth dis of bld/bld-form org/immun mechnsm comp preg, 1st tri | A | Accepted |
| O99112 | Oth dis of bld/bld-form org/immun mechnsm comp preg, 2nd tri | A | Accepted |
| O99113 | Oth dis of bld/bld-form org/immun mechnsm comp preg, 3rd tri | A | Accepted |
| O99119 | Oth dis of bld/bld-form org/immun mechnsm comp preg,unsp tri | None | Cannot group |
| O9912 | Oth dis of the bld/bld-form org/immun mechnsm comp chldbrth | A | Accepted |
| O9913 | Oth dis of the bld/bld-form org/immun mechnsm comp the puerp | A | Accepted |
| O99210 | Obesity complicating pregnancy, unspecified trimester | None | Cannot group |
| O99211 | Obesity complicating pregnancy, first trimester | A | Accepted |
| O99212 | Obesity complicating pregnancy, second trimester | A | Accepted |
| O99213 | Obesity complicating pregnancy, third trimester | A | Accepted |
| O99214 | Obesity complicating childbirth | A | Accepted |
| O99215 | Obesity complicating the puerperium | A | Accepted |
| O99280 | Endo, nutritional and metab diseases comp preg, unsp tri | None | Cannot group |
| O99281 | Endo, nutritional and metab diseases comp preg, first tri | A | Accepted |
| O99282 | Endo, nutritional and metab diseases comp preg, second tri | A | Accepted |
| O99283 | Endo, nutritional and metab diseases comp preg, third tri | A | Accepted |
| O99284 | Endocrine, nutritional and metabolic diseases comp chldbrth | A | Accepted |
| O99285 | Endocrine, nutritional and metabolic diseases comp the puerp | A | Accepted |
| O99310 | Alcohol use complicating pregnancy, unspecified trimester | None | Cannot group |
| O99311 | Alcohol use complicating pregnancy, first trimester | A | Accepted |
| O99312 | Alcohol use complicating pregnancy, second trimester | A | Accepted |
| O99313 | Alcohol use complicating pregnancy, third trimester | A | Accepted |
| O99314 | Alcohol use complicating childbirth | A | Accepted |
| O99315 | Alcohol use complicating the puerperium | A | Accepted |
| O99320 | Drug use complicating pregnancy, unspecified trimester | None | Cannot group |
| O99321 | Drug use complicating pregnancy, first trimester | A | Accepted |
| O99322 | Drug use complicating pregnancy, second trimester | A | Accepted |
| O99323 | Drug use complicating pregnancy, third trimester | A | Accepted |
| O99324 | Drug use complicating childbirth | A | Accepted |
| O99325 | Drug use complicating the puerperium | A | Accepted |
| O99330 | Smoking (tobacco) complicating pregnancy, unsp trimester | None | Cannot group |
| O99331 | Smoking (tobacco) complicating pregnancy, first trimester | A | Accepted |
| O99332 | Smoking (tobacco) complicating pregnancy, second trimester | A | Accepted |
| O99333 | Smoking (tobacco) complicating pregnancy, third trimester | A | Accepted |
| O99334 | Smoking (tobacco) complicating childbirth | A | Accepted |
| O99335 | Smoking (tobacco) complicating the puerperium | A | Accepted |
| O99340 | Oth mental disorders complicating pregnancy, unsp trimester | None | Cannot group |
| O99341 | Oth mental disorders complicating pregnancy, first trimester | A | Accepted |
| O99342 | Oth mental disorders comp pregnancy, second trimester | A | Accepted |
| O99343 | Oth mental disorders complicating pregnancy, third trimester | A | Accepted |
| O99344 | Other mental disorders complicating childbirth | A | Accepted |
| O99345 | Other mental disorders complicating the puerperium | A | Accepted |
| O99350 | Diseases of the nervous sys comp pregnancy, unsp trimester | None | Cannot group |
| O99351 | Diseases of the nervous sys comp pregnancy, first trimester | A | Accepted |
| O99352 | Diseases of the nervous sys comp pregnancy, second trimester | A | Accepted |
| O99353 | Diseases of the nervous sys comp pregnancy, third trimester | A | Accepted |
| O99354 | Diseases of the nervous system complicating childbirth | A | Accepted |
| O99355 | Diseases of the nervous system complicating the puerperium | A | Accepted |
| O99411 | Diseases of the circ sys comp pregnancy, first trimester | A | Accepted |
| O99412 | Diseases of the circ sys comp pregnancy, second trimester | A | Accepted |
| O99413 | Diseases of the circ sys comp pregnancy, third trimester | A | Accepted |
| O99419 | Diseases of the circ sys comp pregnancy, unsp trimester | None | Cannot group |
| O9942 | Diseases of the circulatory system complicating childbirth | A | Accepted |
| O9943 | Diseases of the circ sys complicating the puerperium | A | Accepted |
| O99511 | Diseases of the resp sys comp pregnancy, first trimester | A | Accepted |
| O99512 | Diseases of the resp sys comp pregnancy, second trimester | A | Accepted |
| O99513 | Diseases of the resp sys comp pregnancy, third trimester | A | Accepted |
| O99519 | Diseases of the resp sys comp pregnancy, unsp trimester | None | Cannot group |
| O9952 | Diseases of the respiratory system complicating childbirth | A | Accepted |
| O9953 | Diseases of the resp sys complicating the puerperium | A | Accepted |
| O99611 | Diseases of the dgstv sys comp pregnancy, first trimester | A | Accepted |
| O99612 | Diseases of the dgstv sys comp pregnancy, second trimester | A | Accepted |
| O99613 | Diseases of the dgstv sys comp pregnancy, third trimester | A | Accepted |
| O99619 | Diseases of the dgstv sys comp pregnancy, unsp trimester | None | Cannot group |
| O9962 | Diseases of the digestive system complicating childbirth | A | Accepted |
| O9963 | Diseases of the digestive system complicating the puerperium | A | Accepted |
| O99711 | Diseases of the skin, subcu comp pregnancy, first trimester | A | Accepted |
| O99712 | Diseases of the skin, subcu comp pregnancy, second trimester | A | Accepted |
| O99713 | Diseases of the skin, subcu comp pregnancy, third trimester | A | Accepted |
| O99719 | Diseases of the skin, subcu comp pregnancy, unsp trimester | None | Cannot group |
| O9972 | Diseases of the skin, subcu complicating childbirth | A | Accepted |
| O9973 | Diseases of the skin, subcu complicating the puerperium | A | Accepted |
| O99810 | Abnormal glucose complicating pregnancy | A | Accepted |
| O99814 | Abnormal glucose complicating childbirth | A | Accepted |
| O99815 | Abnormal glucose complicating the puerperium | A | Accepted |
| O99820 | Streptococcus B carrier state complicating pregnancy | A | Accepted |
| O99824 | Streptococcus B carrier state complicating childbirth | A | Accepted |
| O99825 | Streptococcus B carrier state complicating the puerperium | A | Accepted |
| O99830 | Other infection carrier state complicating pregnancy | A | Accepted |
| O99834 | Other infection carrier state complicating childbirth | A | Accepted |
| O99835 | Other infection carrier state complicating the puerperium | A | Accepted |
| O99840 | Bariatric surgery status comp pregnancy, unsp trimester | None | Cannot group |
| O99841 | Bariatric surgery status comp pregnancy, first trimester | A | Accepted |
| O99842 | Bariatric surgery status comp pregnancy, second trimester | A | Accepted |
| O99843 | Bariatric surgery status comp pregnancy, third trimester | A | Accepted |
| O99844 | Bariatric surgery status complicating childbirth | A | Accepted |
| O99845 | Bariatric surgery status complicating the puerperium | A | Accepted |
| O99891 | Oth diseases and conditions complicating pregnancy | A | Accepted |
| O99892 | Oth diseases and conditions complicating childbirth | A | Accepted |
| O99893 | Oth diseases and conditions complicating puerperium | A | Accepted |
| O9A111 | Malignant neoplasm complicating pregnancy, first trimester | A | Accepted |
| O9A112 | Malignant neoplasm complicating pregnancy, second trimester | A | Accepted |
| O9A113 | Malignant neoplasm complicating pregnancy, third trimester | A | Accepted |
| O9A119 | Malignant neoplasm complicating pregnancy, unsp trimester | None | Cannot group |
| O9A12 | Malignant neoplasm complicating childbirth | A | Accepted |
| O9A13 | Malignant neoplasm complicating the puerperium | A | Accepted |
| O9A211 | Inj/poisn/oth conseq of external causes comp preg, first tri | A | Accepted |
| O9A212 | Inj/poisn/oth conseq of extrn causes comp preg, second tri | A | Accepted |
| O9A213 | Inj/poisn/oth conseq of external causes comp preg, third tri | A | Accepted |
| O9A219 | Inj/poisn/oth conseq of external causes comp preg, unsp tri | None | Cannot group |
| O9A22 | Inj/poisn/oth conseq of external causes comp childbirth | A | Accepted |
| O9A23 | Inj/poisn/oth conseq of external causes comp the puerperium | A | Accepted |
| O9A311 | Physical abuse complicating pregnancy, first trimester | A | Accepted |
| O9A312 | Physical abuse complicating pregnancy, second trimester | A | Accepted |
| O9A313 | Physical abuse complicating pregnancy, third trimester | A | Accepted |
| O9A319 | Physical abuse complicating pregnancy, unspecified trimester | None | Cannot group |
| O9A32 | Physical abuse complicating childbirth | A | Accepted |
| O9A33 | Physical abuse complicating the puerperium | A | Accepted |
| O9A411 | Sexual abuse complicating pregnancy, first trimester | A | Accepted |
| O9A412 | Sexual abuse complicating pregnancy, second trimester | A | Accepted |
| O9A413 | Sexual abuse complicating pregnancy, third trimester | A | Accepted |
| O9A419 | Sexual abuse complicating pregnancy, unspecified trimester | None | Cannot group |
| O9A42 | Sexual abuse complicating childbirth | A | Accepted |
| O9A43 | Sexual abuse complicating the puerperium | A | Accepted |
| O9A511 | Psychological abuse complicating pregnancy, first trimester | A | Accepted |
| O9A512 | Psychological abuse complicating pregnancy, second trimester | A | Accepted |
| O9A513 | Psychological abuse complicating pregnancy, third trimester | A | Accepted |
| O9A519 | Psychological abuse complicating pregnancy, unsp trimester | None | Cannot group |
| O9A52 | Psychological abuse complicating childbirth | A | Accepted |
| O9A53 | Psychological abuse complicating the puerperium | A | Accepted |
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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