G31.01 vs R47.01
G31.01 (Pick's disease) compared with R47.01 (Aphasia), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. R47.01 carries an Excludes1 note covering G31.01: “progressive isolated aphasia (G31.01)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| G31.01Pick's disease | R47.01Aphasia | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | G00-G99 — Diseases of the Nervous System (G00-G99) | R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99) |
| Definition | Pick's disease is a billable ICD-10-CM diagnosis code (G31.01). | Aphasia is a billable ICD-10-CM diagnosis code (R47.01). |
| Includes | Primary progressive aphasia Progressive isolated aphasia | — |
| Use additional code | code, if applicable, for codes G31.0-G31.83, G31.85-G31.9, to identify: dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4) dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-) | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources