ICD-10 R29.2
Billable / SpecificAbnormal reflex
About ICD-10-CM R29.2
ICD-10-CM code R29.2 represents Abnormal reflex. This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R29). The 2026 edition of ICD-10-CM R29.2 became effective on October 1, 2025.
Type 2 Excludes
Not included here, the excluded code is not part of R29.2, but a patient may have both conditions at the same time. Both codes may be coded together when applicable.
- abnormal pupillary reflex (H57.0)
- hyperactive gag reflex (J39.2)
- vasovagal reaction or syncope (R55)
Medicare LCD Coverage for R29.2
Local Coverage Determinations (LCDs) from CMS MACs that list R29.2 as a covered diagnosis.
Showing top 10 of 100 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing R29.2.
2 Cigna
5 Medicare
CPT Codes Commonly Billed with R29.2
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 R29.2 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 |
|---|---|---|
| R29.2 | 7961 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To R29.2
Other codes in section R25-R29 (Symptoms and signs involving the nervous and musculoskeletal systems).
ICD-10 R29.2, Billing FAQ
Is ICD-10 code R29.2 billable? +
Yes, R29.2 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What codes are Type 2 Excludes for R29.2? +
Type 2 Excludes (may be coded together when both conditions exist): abnormal pupillary reflex (H57.0); hyperactive gag reflex (J39.2); vasovagal reaction or syncope (R55)
What ICD-9 codes does R29.2 map to? +
Per CMS GEMs, R29.2 maps to ICD-9 codes: 7961. 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 July 16, 2026.
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