G20.B1 Parkinson's disease with dyskinesia, without mention of fluctuations
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The ICD-10-CM code for Parkinson's disease with dyskinesia, without mention of fluctuations is G20.B1 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- G20-G26: Extrapyramidal and movement disorders (G20-G26)
- Category G20
- 8 codes (5 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to G20.B1:
- Disease, diseased › Parkinson's › with dyskinesia › without mention of › fluctuations
- Disease, diseased › Parkinson's › with dyskinesia › without mention of › OFF episodes
Inclusion Terms
- Parkinson's disease with dyskinesia, without mention of OFF episodes
U.S. Hospital Utilization
- An estimated 2,975 U.S. inpatient stays in 2023 included G20.B1 among the documented diagnoses.
- 855 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Dominant/nondominant side (TOC entry)a. Dominant/nondominant side ................................................................................................. 45
Pain - Category G89 (TOC entry)b. Pain - Category G89.............................................................................................................. 45
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026
References
Cite This Page
Reference G20.B1 with the canonical source and edition:
G20.B1 — Parkinson's disease with dyskinesia, without mention of fluctuations. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/G20.B1
Canonical URL: https://icd10codingpro.com/codes/G20.B1