R76.8 ICD-10-CM Code: Other specified abnormal immunological findings in serum
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Other specified abnormal immunological findings in serum is a non-billable ICD-10-CM category code (R76.8). A more specific billable subcode must be selected for claims submission.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for R76.8 in the official ICD-10-CM tabular list.
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- abnormal findings on antenatal screening of mother (O28.-)
- abnormalities of lipids (E78.-)
- abnormalities of platelets and thrombocytes (D69.-)
- abnormalities of white blood cells classified elsewhere (D70-D72)
- coagulation hemorrhagic disorders (D65-D68)
- diagnostic abnormal findings classified elsewhere - see Alphabetical Index
- hemorrhagic and hematological disorders of newborn (P50-P61)
Frequently Asked Questions (FAQ) & Clinical Guidance
Can R76.8 be billed directly?
No. R76.8 (Other specified abnormal immunological findings in serum) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to R76.8 in its code family, with their registry titles.
- R76 — Other abnormal immunological findings in serum
- R76.0 — Raised antibody titer
- R76.1 — Nonspecific reaction to test for tuberculosis
- R76.11 — Nonspecific reaction to tuberculin skin test without active tuberculosis
- R76.12 — Nonspecific reaction to cell mediated immunity measurement of gamma interferon antigen response without active tuberculosis
- R76.81 — Abnormal rheumatoid factor and anti-citrullinated protein antibody without rheumatoid arthritis
- R76.89 — Other specified abnormal immunological findings in serum
- R76.9 — Abnormal immunological finding in serum, unspecified