Quick answers
- Does Elisha B. Vandeusen accept Medicare assignment?
- Yes. Medicare's clinician data says Elisha B. Vandeusen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Elisha B. Vandeusen see?
- In 2024, CMS data shows 14 Original Medicare patients and 280 services for Elisha B. Vandeusen. This counts Original Medicare only and measures volume, not quality.
- What is Elisha B. Vandeusen's NPI number?
- 1265445837. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Elisha B. Vandeusen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 14 |
|---|---|
| Services billed to Medicare | 280 |
| Different services or procedures | 2 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Chiropractic manipulative treatment, 5 spinal regions (98942)279 services
Practice locations
Addresses where Elisha B. Vandeusen is enrolled with Medicare (CMS data updated October 2, 2026).
- 1500 Adams Ave, Suite 306Costa Mesa, CA 92626 (714) 556‑6966
Group practices
Medicare enrollment lists Elisha B. Vandeusen as a member of this group (CMS data updated October 2, 2026).
- Van Deusen Chiropractic Inc2 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Costa Mesa
Clinicians with the same Medicare primary specialty in Costa Mesa, CA — not a recommendation.
Other clinicians in Van Deusen Chiropractic Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Graduation year | 2002 (24 years since chiropractic college) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265445837 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians