M21.962: Unspecified acquired deformity of left lower leg
Unspecified acquired deformity of left lower leg
Quick Clinical & Billing Summary
What is ICD-10-CM code M21.962? M21.962 represents Unspecified acquired deformity of left lower leg. Under official CDC guidelines, this code is billable and specific for claim submission.
Code Hierarchy & Classification
Clinical Guidance & Documentation Standards
Associated Procedures & Medicare RVU Reimbursement
Open RVU Calculator →Typical outpatient and office evaluation procedures frequently billed alongside diagnosis M21.962:
| CPT/HCPCS | Description | Work RVU | Non-Facility Fee | Facility Fee |
|---|---|---|---|---|
| 99213 | Office/outpatient visit, established patient, 20-29 minutes (Low MDM) | 1.30 | $91.69 | $66.79 |
| 99214 | Office/outpatient visit, established patient, 30-39 minutes (Moderate MDM) | 1.92 | $133.61 | $100.21 |
| 96372 | Therapeutic, prophylactic, or diagnostic injection (subcutaneous/intramuscular) | 0.17 | $18.34 | $12.44 |
CPT Modifier & Billing Rules
Append when a significant, separately identifiable evaluation and management service is provided on the same calendar day as a minor surgical procedure or injection.
Identifies procedures or services not normally reported together but distinct under the clinical circumstances. Use CMS X-modifiers (XE, XS, XP, XU) where required by Medicare.
Frequently Asked Questions about M21.962
Is M21.962 a billable ICD-10 code?
Yes, M21.962 is a valid, billable and specific ICD-10-CM code. It can be reported as a primary or secondary diagnosis on medical claims.
What is the ICD-10 code for Unspecified acquired deformity of left lower leg?
The primary ICD-10-CM code for Unspecified acquired deformity of left lower leg is M21.962.
What is the effective date of the current M21.962 code?
The code is active for fiscal year FY2027, effective starting 2026-10-01.
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