ICD-10 O82
Billable / SpecificEncounter for cesarean delivery without indication
About ICD-10-CM O82
ICD-10-CM code O82 represents Encounter for cesarean delivery without indication. This is a billable/specific code in the Pregnancy, Childbirth, and Puerperium chapter (block O82). The 2026 edition of ICD-10-CM O82 became effective on October 1, 2025.
Coding Tips for O82
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
Most O codes require a 7th character indicating trimester (1 = first, 2 = second, 3 = third). Some require fetus identification character. Code O09 (supervision of high-risk pregnancy) is required as a secondary code when applicable.
Use Additional Code
When coding O82, also report these additional codes when applicable.
- code to indicate outcome of delivery (Z37.0)
Medicare LCD Coverage for O82
Local Coverage Determinations (LCDs) from CMS MACs that list O82 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing O82.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but O82 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with O82
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 59400 Vaginal delivery global — uncomplicated delivery, C-section, single liveborn, post-term, preterm labor, premature rupture membranes, small for gestational age, supervision high-risk pregnancy OB/GYN
- 59510 C-section delivery global — cesarean delivery, obstructed labor breech, SGA, placenta previa, placental abruption, decreased fetal movement OB/GYN
Convert O82 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| O82 | 66971 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To O82
Other codes in section O80-O82 (Encounter for delivery).
ICD-10 O82, Billing FAQ
Is ICD-10 code O82 billable? +
Yes, O82 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with O82? +
Procedures frequently paired with O82 include: 59400, 59510.
What ICD-9 codes does O82 map to? +
Per CMS GEMs, O82 maps to ICD-9 codes: 66971. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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