ICD-10-CM G20.C: Parkinsonism, unspecified

ICD-10-CM Diagnosis Code (2025)

Official Description for G20.C

Parkinsonism, unspecified

Coding Notes & Guidelines for G20.C

Excludes1: Not Coded Here
  • Parkinson's disease NOS (G20.A1)
  • Parkinson's disease with dyskinesia (G20.B-)
  • Parkinson's disease without dyskinesia (G20.A-)
  • secondary parkinsonism (G21.-)
Inclusion Terms

Parkinsonism, NOS

Parent Code (Less Specific):

About ICD-10-CM Code G20.C (Parkinsonism)

ICD-10-CM code G20.C is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G20.C became effective on October 1, 2024.

This page provides detailed information about G20.C - Parkinsonism, unspecified. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Parkinsonism related to unspecified.