2026 ICD-10-CM Diagnosis Code R76.89
Other specified abnormal immunological findings in serum
- ICD-10-CM Code:
- R76.89
- ICD-10 Code for:
- Other specified abnormal immunological findings in serum
- Is Billable?
- Yes - Valid for Submission
- Code Navigator:
R76.89 is a billable diagnosis code used to specify a medical diagnosis of other specified abnormal immunological findings in serum. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2025 through September 30, 2026.
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.
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.
- Abnormal blood test
- Abnormal blood test
- Alanine aminotransferase above reference range
- Alanine aminotransferase outside reference range
- Antibody to Adenovirus detected
- Antibody to Dependoparvovirus detected
- Antibody to extractable nuclear antigen detected
- Antibody to extractable nuclear antigen detected
- Antibody to Human herpes simplex virus detected
- Antibody to Lentivirus detected
- Antibody to Retrovirus detected
- Anticentromere antibody pattern
- Anti-dengue IgG antibody detected
- Anti-dengue IgM antibody detected
- Anti-nuclear factor detected
- Anti-nuclear factor weakly detected
- Anti-streptolysin titer outside reference range
- Bacterial antibody increase, paired specimens
- Bacterial antibody titer - finding
- Celiac disease detected by autoantibody screening
- Complement level above reference range
- Cytomegalovirus antibody detected in serum
- Cytomegalovirus immunoglobulin M antibody detected in serum
- Direct Coombs test positive
- Epstein-Barr virus antibody detected in serum
- Finding of Hepatitis A status
- Finding of Hepatitis B status
- Finding of Hepatitis C status
- Finding of rubella status
- Hepatitis A non-immune
- Hepatitis B antibody present
- Hepatitis B core antibody detected
- Hepatitis B surface antigen detected
- Hepatitis C antibody detected
- Hepatitis C antibody detected with elevated alanine transaminase
- Hepatitis C non-immune
- Hepatitis C virus detected by enzyme-linked immunosorbent assay
- Heterophile agglutin test abnormal
- Homogeneous antinuclear antibody pattern
- Human leukocyte antigen B27 detected
- Indirect Coombs test positive
- Jo-1 antibody detected
- Legionella antibody detected
- Lewis antibodies detected
- Loss of isoantigens
- Lupus antibody present
- Mycoplasma titers outside reference range
- Peripheral antinuclear antibody pattern
- Reaginic antibodies detected
- Rhesus antibody detected
- Rubella non-immune
- Rubella non-immune determined by serology
- Rubella virus antibody not detected
- Scl 70 antibody detected
- Speckled antinuclear antibody pattern
- Virus: serology - finding
- Virus: serology - finding
New 2026 ICD-10-CM Code
R76.89 is new to ICD-10-CM code set for the FY 2026, effective October 1, 2025. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2025. This is a new and revised code for the FY 2026 (October 1, 2025 - September 30, 2026).
Tabular List of Diseases and Injuries
The following annotation back-references are applicable to this diagnosis code. The Tabular List of Diseases and Injuries is a list of ICD-10-CM codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more.
Inclusion Terms
Inclusion TermsThese terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
- Raised level of immunoglobulins NOS
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).
- Abnormal, abnormality, abnormalities - See Also: Anomaly;
- immunological findings - R89.4
- specified NEC - R76.89
- immunoglobulin level - R76.89
- Positive
- serology for syphilis - A53.0
- false - R76.89
Index of External Cause of Injuries
References found for this diagnosis code in the External Cause of Injuries Index:
- Abnormal, abnormality, abnormalities
- immunological findings
- in serum
- specified NEC
- Elevated, elevation
- immunoglobulin level
- Positive
- serology for syphilis
- false
Replacement Code
R7689 replaces the following previously assigned ICD-10-CM code(s):
- R76.8 - Other specified abnormal immunological findings in serum
Code History
- FY 2026 - Code Added, effective from 10/1/2025 through 9/30/2026
