O86.21

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

• •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.

ICD-9-CM equivalent

Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.

• 64664Approximate match

Associated MS-DRGs

O86.21 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.

Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.

• DRG 760Menstrual and Other Female Reproductive System Disorders with CC/MCC
• DRG 761Menstrual and Other Female Reproductive System Disorders without CC/MCC
• DRG 769Postpartum and Post Abortion Diagnoses with O.R. Procedures
• DRG 776Postpartum and Post Abortion Diagnoses without O.R. Procedures