R76.81 Abnormal rheumatoid factor and anti-citrullinated protein antibody without rheumatoid arthritis
The ICD-10-CM code for Abnormal rheumatoid factor and anti-citrullinated protein antibody without rheumatoid arthritis is R76.81 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- R70-R79: Abnormal findings on examination of blood, without diagnosis (R70-R79)
- Category R76
- 9 codes (6 billable)
- FY2026 Status
- New code in FY2026
Also Known As
ICD-10-CM Alphabetic Index entries that lead to R76.81:
- Abnormal, abnormality, abnormalities › anti-cyclic citrullinated protein antibody and rheumatoid factor
- Abnormal, abnormality, abnormalities › anti-CCP (cyclic citrullinated protein)
- Abnormal, abnormality, abnormalities › rheumatoid factor and anti-citrullinated protein antibody › without rheumatoid arthritis
Inclusion Terms
- Abnormal anti-CCP
- Abnormal anti-cyclic citrullinated protein antibody and rheumatoid factor
Official Coding Guidelines
Repeated falls vs history of fallingd. Repeated falls Code R29.6, Repeated falls, is for use for encounters when a patient has recently fallen and the reason for the fall is being investigated. Code Z91.81, History of falling, is for use when a patient has fallen in the past and is at risk for future falls. When appropriate, both codes R29.6 and Z91.81 may be assigned together.
Use of R40.20 unspecified coma; do not report for induced/sedatede. Coma Code R40.20, Unspecified coma, should be assigned when the underlying cause of the coma is not known, or the cause is a traumatic brain injury and the coma scale is not documented in the medical record. Do not report codes for unspecified coma, individual or total Glasgow coma scale scores for a patient with a medically induced coma or a sedated patient.
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026