ICD-10 O00.201
Billable / Specific CCRight ovarian pregnancy without intrauterine pregnancy
About ICD-10-CM O00.201
ICD-10-CM code O00.201 represents Right ovarian pregnancy without intrauterine pregnancy. This is a billable/specific code in the Pregnancy, Childbirth, and Puerperium chapter (block O00). The 2026 edition of ICD-10-CM O00.201 became effective on October 1, 2025.
Coding Tips for O00.201
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
O00.201 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
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.
Inpatient DRG Impact, CC
codes Right ovarian pregnancy without intrauterine pregnancy. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for O00.201
Local Coverage Determinations (LCDs) from CMS MACs that list O00.201 as a covered diagnosis.
Showing top 7. Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing O00.201.
1 Medicare
CPT Codes Commonly Billed with O00.201
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To O00.201
Other codes in section O00-O08 (Pregnancy with abortive outcome).
ICD-10 O00.201, Billing FAQ
Is ICD-10 code O00.201 billable? +
Yes, O00.201 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Is O00.201 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
Get the full PayerReady toolkit
Free access to CPT/ICD-10 lookup, denial appeals, fee comparator, and claim auditing with credentialing enrollment.
Start free →Run this code through our claim audit tool
Check NCCI bundling, MUE limits, and modifier logic before submission.
Try the auditor →Did this page help?
Quick signal so we know what to improve.
If you want a code reference page that doesn't exist yet, email coding@payerready.com.
Tell us what's missing or wrong: coding@payerready.com. We respond within 5 business days.
Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
Powered by 11K CPT · 98K ICD-10 · 860K MPFS rates · 4.5M NCCI edits · 9.5M NPIs. Our data methodology · About our coding team