| Full description | Smoking (tobacco) complicating pregnancy, unspecified trimester |
| Billable | Yes |
| Chapter | Chapter 15: Pregnancy, childbirth and the puerperium (O00-O9A) |
| Section | Other obstetric conditions, not elsewhere classified (O94-O9A) |
| Parent code | O99.33 — Tobacco use disorder comp pregnancy, chldbrth, and the puerp |