H57.0 vs R29.2
H57.0 (Anomalies of pupillary function) compared with R29.2 (Abnormal reflex), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. R29.2 carries an Excludes2 note covering H57.0: “abnormal pupillary reflex (H57.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| H57.0Anomalies of pupillary function | R29.2Abnormal reflex | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | H00-H59 — Diseases of the Eye and Adnexa (H00-H59) | R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99) |
| Definition | Anomalies of pupillary function is a non-billable ICD-10-CM category code (H57.0). | Abnormal reflex is a billable ICD-10-CM diagnosis code (R29.2). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources