ICD-10 E28.9
Billable / SpecificOvarian dysfunction, unspecified
About ICD-10-CM E28.9
ICD-10-CM code E28.9 represents Ovarian dysfunction, unspecified. This is a billable/specific code in the Endocrine, Nutritional, and Metabolic chapter (block E28). The 2026 edition of ICD-10-CM E28.9 became effective on October 1, 2025.
Medicare LCD Coverage for E28.9
Local Coverage Determinations (LCDs) from CMS MACs that list E28.9 as a covered diagnosis.
Showing top 9. Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing E28.9.
1 Medicare
CPT Codes Commonly Billed with E28.9
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.
Convert E28.9 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 |
|---|---|---|
| E28.9 | 2569 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To E28.9
Other codes in section E20-E35 (Disorders of other endocrine glands).
ICD-10 E28.9, Billing FAQ
Is ICD-10 code E28.9 billable? +
Yes, E28.9 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does E28.9 map to? +
Per CMS GEMs, E28.9 maps to ICD-9 codes: 2569. 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 May 31, 2026.
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