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The CPT® Code 86687 refers to the laboratory test for antibodies to human T-lymphotropic virus type I (HTLV-I). This test is crucial for diagnosing infections caused by HTLV-I and HTLV-II, which are both sexually transmitted diseases. These viruses can also be transmitted through unscreened blood transfusions, sharing of needles, and from mother to child during pregnancy or breastfeeding. HTLV-I is particularly significant as it is associated with serious health conditions, including adult T-cell leukemia and various disorders affecting bone marrow and blood cells. The human immunodeficiency virus (HIV), which is also tested for in conjunction with HTLV, compromises the immune system by targeting T cells or CD4 cells, leading to a reduced ability to combat infections. The final stage of HIV infection is known as acquired immunodeficiency syndrome (AIDS). The testing for HTLV-I and HTLV-II antibodies is typically performed using an enzyme immunosorbent assay (EIA), which detects the presence of these antibodies in human serum or plasma. If the initial EIA test yields a positive result, a confirmatory test is conducted using immunoblot or Western blot techniques, which are reported under CPT® Code 86689. The Western blot method involves separating proteins by size and shape through gel electrophoresis, followed by transferring these proteins onto a membrane where specific antibodies can bind, allowing for the detection of the viruses. This comprehensive testing process is essential for accurate diagnosis and management of infections related to HTLV and HIV.
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The antibody test for HTLV-I (CPT® Code 86687) is indicated for the following conditions:
The procedure for testing antibodies to HTLV-I involves several key steps:
After the procedure, the patient may be advised on the next steps based on the test results. If the EIA test is positive, further confirmatory testing will be conducted, and the patient should be informed about the implications of a positive result, including potential follow-up care and counseling. It is essential to ensure that patients understand the significance of the test results and the importance of follow-up testing, especially in the context of potential transmission risks associated with HTLV-I and related viruses. Additionally, healthcare providers should discuss any necessary precautions or lifestyle changes that may be recommended based on the patient's results.
| Short Descr | HTLV-I ANTIBODY | Medium Descr | ANTIBODY HTLV-I | Long Descr | Antibody; HTLV-I | Status Code | Statutory Exclusion (from MPFS, may be paid under other methodologies) | Global Days | XXX - Global Concept Does Not Apply | PC/TC Indicator (26, TC) | 9 - Not Applicable | Multiple Procedures (51) | 9 - Concept does not apply. | Bilateral Surgery (50) | 9 - Concept does not apply. | Physician Supervisions | 09 - Concept does not apply. | Assistant Surgeon (80, 82) | 9 - Concept does not apply. | Co-Surgeons (62) | 9 - Concept does not apply. | Team Surgery (66) | 9 - Concept does not apply. | Diagnostic Imaging Family | 99 - Concept Does Not Apply | CLIA Waived (QW) | No | APC Status Indicator | Conditionally packaged laboratory tests | Type of Service (TOS) | 5 - Diagnostic Laboratory | Berenson-Eggers TOS (BETOS) | T1H - Lab tests - other (non-Medicare fee schedule) | MUE | 1 | CCS Clinical Classification | 235 - Other Laboratory |
| 90 | Reference (outside) laboratory: when laboratory procedures are performed by a party other than the treating or reporting physician or other qualified health care professional, the procedure may be identified by adding modifier 90 to the usual procedure number. |
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| 1990-01-01 | Added | First appearance in code book in 1990. |
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