Chapter 15: Pregnancy, childbirth and the puerperium (O00–O9A)

30 diagnoses listed as covered by Medicare billing and coding articles for HCPCS Level II codes. All chapters.

O08: Complications following ectopic and molar pregnancy

• O08.2 — Embolism following ectopic and molar pregnancy

O09: Supervision of high risk pregnancy

• O09.90 — Supervision of high risk pregnancy, unspecified, unspecified trimester
• O09.91 — Supervision of high risk pregnancy, unspecified, first trimester
• O09.92 — Supervision of high risk pregnancy, unspecified, second trimester
• O09.93 — Supervision of high risk pregnancy, unspecified, third trimester

O24: Diabetes mellitus in pregnancy, childbirth, and the puerperium

• O24.011 — Pre-existing type 1 diabetes mellitus, in pregnancy, first trimester
• O24.012 — Pre-existing type 1 diabetes mellitus, in pregnancy, second trimester
• O24.013 — Pre-existing type 1 diabetes mellitus, in pregnancy, third trimester
• O24.019 — Pre-existing type 1 diabetes mellitus, in pregnancy, unspecified…
• O24.111 — Pre-existing type 2 diabetes mellitus, in pregnancy, first trimester
• O24.112 — Pre-existing type 2 diabetes mellitus, in pregnancy, second trimester
• O24.113 — Pre-existing type 2 diabetes mellitus, in pregnancy, third trimester
• O24.119 — Pre-existing type 2 diabetes mellitus, in pregnancy, unspecified…
• O24.311 — Unspecified pre-existing diabetes mellitus in pregnancy, first…
• O24.312 — Unspecified pre-existing diabetes mellitus in pregnancy, second…
• O24.313 — Unspecified pre-existing diabetes mellitus in pregnancy, third…
• O24.319 — Unspecified pre-existing diabetes mellitus in pregnancy, unspecified…
• O24.811 — Other pre-existing diabetes mellitus in pregnancy, first trimester
• O24.812 — Other pre-existing diabetes mellitus in pregnancy, second trimester
• O24.813 — Other pre-existing diabetes mellitus in pregnancy, third trimester
• O24.819 — Other pre-existing diabetes mellitus in pregnancy, unspecified…
• O24.911 — Unspecified diabetes mellitus in pregnancy, first trimester
• O24.912 — Unspecified diabetes mellitus in pregnancy, second trimester
• O24.913 — Unspecified diabetes mellitus in pregnancy, third trimester
• O24.919 — Unspecified diabetes mellitus in pregnancy, unspecified trimester

O90: Complications of the puerperium, not elsewhere classified

• O90.3 — Peripartum cardiomyopathy
• O90.89 — Other complications of the puerperium, not elsewhere classified

O98: Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

• O98.711 — Human immunodeficiency virus [HIV] disease complicating pregnancy…
• O98.712 — Human immunodeficiency virus [HIV] disease complicating pregnancy…
• O98.713 — Human immunodeficiency virus [HIV] disease complicating pregnancy…