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Edit this profileAt a glance
- 1261 Liberty Way Ste C, Vista, CA 92081
About Exagen INC.
Exagen INC. is an organization based in Vista, CA and listed in the NPI registry under clinical medical laboratory. According to Medicare claims data, the services billed most often include measurement of antibody for assessment of autoimmune disorder, any method, cardiolipin antibody (tissue antibody) measurement, and beta 2 glycoprotein 1 antibody (autoantibody) measurement. NPI 1245494517 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Providers in This Building & Nearby
From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.
Specialty
Credentials & Licensing
Contact Information
- (888) 452-1522
- Email not available
Practice Locations
1261 LIBERTY WAY STE C
Vista, CA 92081
Procedures Most Often Billed to Medicare
224,869 services · 118,194 patients · 23 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Analysis of 8 igg autoantibodies and 2 cell-bound complement activation products associated with autoimmune disease, using enzyme-linked immunosorbent immunoassay (elisa), flow cytometry and indirect immunofluorescence in serum specimen or plasma and whol | 0312U |
11,137 | |
| Measurement of antibody for assessment of autoimmune disorder, any method | Lab test | 86235 |
52,005 |
| Cardiolipin antibody (tissue antibody) measurement | Lab test | 86147 |
28,441 |
| Beta 2 glycoprotein 1 antibody (autoantibody) measurement | Lab test | 86146 |
28,384 |
| Rheumatoid factor level | Lab test | 86431 |
24,526 |
| Analysis of substance using immunoassay technique, multiple step method | Lab test | 83516 |
20,671 |
| Thyroglobulin (thyroid protein) antibody measurement | Lab test | 86800 |
12,419 |
| Microsomal antibodies (autoantibody) measurement | Lab test | 86376 |
12,393 |
| Phospholipid antibody (autoimmune antibody) measurement | Lab test | 86148 |
6,852 |
| Analysis using chemiluminescent technique (light and chemical )reaction | Lab test | 82397 |
6,710 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Exagen INC.'s specialty?
Exagen INC. is a clinical medical laboratory in Vista, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Exagen INC.?
Exagen INC. is listed at 1261 Liberty Way Ste C, Vista, CA 92081. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Exagen INC.?
The number on file is (888) 452-1522. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Exagen INC.?
Exagen INC.'s National Provider Identifier is 1245494517. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Exagen INC. known for?
According to Medicare billing data, Exagen INC. the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Exagen INC.'s profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Exagen INC.. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.