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ALL MEDICAL CODES IN CATEGORY Immunology

2025 CPT code 86735

Antibody; mumps

2025 CPT code 86635

Qualitative or semiquantitative immunoassay for Coccidioides antibodies.

2025 CPT code 86732

Antibody; Mucorales, serum

2025 CPT code 86618

This code represents a qualitative or semiquantitative immunoassay for Borrelia burgdorferi antibodies, used to screen for Lyme disease.

2025 CPT code 86481

This code represents a tuberculosis test that measures cell-mediated immunity by counting the number of T-cells producing interferon-gamma in response to specific TB antigens.

2025 CPT code 86140

C-reactive protein (CRP), qualitative or semiquantitative.

2025 CPT code 86825

Human leukocyte antigen (HLA) crossmatch, non-cytotoxic (e.g., using flow cytometry); first serum sample or dilution.

2025 CPT code 86617

Confirmatory test for Lyme disease antibodies (e.g., Western blot).

2025 CPT code 86486

Skin test using an unlisted antigen to test for delayed-type hypersensitivity (DTH).

2025 CPT code 86750

Antibody; Plasmodium (malaria)

2025 CPT code 86787

Antibody; varicella-zoster. This code represents a laboratory test to detect antibodies against the varicella-zoster virus (VZV), which causes chickenpox and shingles.

2025 CPT code 86632

Laboratory test for chlamydia antibody IgM, an indicator of recent infection.

2025 CPT code 86376

Microsomal antibodies (e.g., thyroid or liver-kidney), each.

2025 CPT code 86258

Testing for antibodies against deamidated gliadin peptides (DGP), for each immunoglobulin (Ig) class (e.g., IgG, IgA).

2025 CPT code 86318

Immunoassay for infectious agent antibody(ies), qualitative or semiquantitative, single-step method (e.g., reagent strip).

2025 CPT code 86603

Antibody; adenovirus

2025 CPT code 86406

Particle agglutination titer, each antibody.

2025 CPT code 86644

Antibody; cytomegalovirus (CMV), except for immunoglobulin M (IgM) antibodies.

2025 CPT code 86363

Myelin oligodendrocyte glycoprotein (MOG-IgG1) antibody; flow cytometry (ie, fluorescence-activated cell sorting [FACS]), each

2025 CPT code 86003

Allergen-specific IgE; quantitative or semiquantitative, crude allergen extract, each. This test measures the amount of immunoglobulin E (IgE) antibodies in response to specific crude allergen extracts.

2025 CPT code 86147

Cardiolipin (phospholipid) antibody, each Ig class

2025 CPT code 86060

Antistreptolysin O (ASO); titer.

2025 CPT code 86654

Antibody; encephalitis, Western equine

2025 CPT code 86652

Antibody; encephalitis, Eastern equine. This code represents a qualitative or semiquantitative immunoassay for the detection of antibodies to Eastern equine encephalitis virus (EEEV).

2025 CPT code 86053

Aquaporin-4 (neuromyelitis optica [NMO]) antibody; flow cytometry (ie, fluorescence-activated cell sorting [FACS]), each

2025 CPT code 86800

Thyroglobulin antibody. (For thyroglobulin, use 84432)

2025 CPT code 86510

Skin test for histoplasmosis.

2025 CPT code 86622

Qualitative or semiquantitative immunoassay for Brucella antibodies.

2025 CPT code 86343

Leukocyte histamine release test (LHR). This test measures the release of histamine from white blood cells when exposed to allergens.

2025 CPT code 86366

Muscle-specific kinase (MuSK) antibody test.

2025 CPT code 86590

Streptokinase antibody test.

2025 CPT code 86413

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) (coronavirus disease [COVID-19]) antibody, quantitative.

2025 CPT code 86849

Unlisted immunology procedure.

2025 CPT code 86485

Skin test; candida

2025 CPT code 86384

Nitroblue tetrazolium dye test (NTD). This test assesses the reduction of nitroblue tetrazolium dye by neutrophils to help diagnose chronic granulomatous disease (CGD).

2025 CPT code 86826

Human leukocyte antigen (HLA) crossmatch, non-cytotoxic (e.g., using flow cytometry); each additional serum sample or sample dilution.

2025 CPT code 86611

Antibody; Bartonella

2025 CPT code 86741

Antibody; Neisseria meningitidis

2025 CPT code 86042

Acetylcholine receptor (AChR) blocking antibody test.

2025 CPT code 86041

Acetylcholine receptor (AChR) binding antibody test.

2025 CPT code 86701

Antibody; HIV-1

2025 CPT code 86684

Qualitative or semiquantitative immunoassay for Haemophilus influenza antibodies.

2025 CPT code 86651

Antibody; encephalitis, California (La Crosse)

2025 CPT code 86658

Qualitative or semiquantitative immunoassay for enterovirus antibodies (e.g., Coxsackie, Echo, Polio).

2025 CPT code 86727

Antibody; lymphocytic choriomeningitis

2025 CPT code 86612

Antibody; Blastomyces

2025 CPT code 86077

Blood bank physician services for a difficult crossmatch and/or evaluation of irregular antibody(s), including interpretation and a written report.

2025 CPT code 86688

Antibody; HTLV-II

2025 CPT code 86336

Inhibin A assay.

2025 CPT code 86308

Screening for heterophile antibodies.

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