Version 2025
No Valid Principal Dx

2025 ICD-10-CM Diagnosis Code R41.85

Anosognosia

ICD-10-CM Code:
R41.85
ICD-10 Code for:
Anosognosia
Is Billable?
Yes - Valid for Submission
Code Navigator:

R41.85 is a billable diagnosis code used to specify a medical diagnosis of anosognosia. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2024 through September 30, 2025.

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.

Code Classification

  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
    (R00–R99)
    • Symptoms and signs involving cognition, perception, emotional state and behavior
      (R40-R46)
      • Other symptoms and signs involving cognitive functions and awareness
        (R41)

Approximate Synonyms

The following list of clinical terms are approximate synonyms, alternative descriptions, or common phrases that might be used by patients, healthcare providers, or medical coders to describe the same condition. These synonyms and related diagnosis terms are often used when searching for an ICD-10 code, especially when the exact medical terminology is unclear. Whether you're looking for lay terms, similar diagnosis names, or common language alternatives, this list can help guide you to the correct ICD-10 classification.

  • Anosognosia

New 2025 ICD-10-CM Code

R41.85 is new to ICD-10-CM code set for the FY 2025, effective October 1, 2024. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2024. This is a new and revised code for the FY 2025 (October 1, 2024 - September 30, 2025).

Index to Diseases and Injuries References

The following annotation back-references for this diagnosis code are found in the injuries and diseases index. The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s).

Replacement Code

R4185 replaces the following previously assigned ICD-10-CM code(s):

  • R41.89 - Oth symptoms and signs w cognitive functions and awareness

Code History