ICD-10 M89.662
Billable / Specific HCC v28: 39Osteopathy after poliomyelitis, left lower leg
About ICD-10-CM M89.662
ICD-10-CM code M89.662 represents Osteopathy after poliomyelitis, left lower leg. This is a billable/specific code in the Musculoskeletal and Connective Tissue chapter (block M89). The 2026 edition of ICD-10-CM M89.662 became effective on October 1, 2025.
Coding Tips for M89.662
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
M89.662 is a CMS-HCC v28 risk-adjustment code (category 39). To count for the patient Risk Adjustment Factor (RAF), document the diagnosis with MEAT language each calendar year: Monitored, Evaluated, Assessed, Treated. A diagnosis on the problem list alone does not satisfy CMS RADV audit standards. Include the diagnosis in the assessment with current status and current treatment plan.
Medicare Advantage HCC Impact
Capture this diagnosis annually for accurate risk adjustment. Missed HCC captures are the #1 revenue leak in Medicare Advantage risk programs.
Medicare LCD Coverage for M89.662
Local Coverage Determinations (LCDs) from CMS MACs that list M89.662 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 M89.662.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but M89.662 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with M89.662
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 M89.662 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 |
|---|---|---|
| M89.662 | 73076 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To M89.662
Other codes in section M86-M90 (Other osteopathies).
ICD-10 M89.662, Billing FAQ
Is ICD-10 code M89.662 billable? +
Yes, M89.662 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Does M89.662 affect Medicare Advantage HCC risk adjustment? +
Yes. M89.662 maps to CMS-HCC v28 category 39. Capture this diagnosis annually for accurate Medicare Advantage risk score.
What ICD-9 codes does M89.662 map to? +
Per CMS GEMs, M89.662 maps to ICD-9 codes: 73076. 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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