Quick answers
- Does Pierre T. Barnes Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Pierre T. Barnes Iii 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.
- What is Pierre T. Barnes Iii's NPI number?
- 1164687075. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Pierre T. Barnes Iii is enrolled with Medicare (CMS data updated October 2, 2026).
- 3900 Coffee Rd, Suite 3Bakersfield, CA 93308 (661) 587‑0700
Group practices
Medicare enrollment lists Pierre T. Barnes Iii as a member of this group (CMS data updated October 2, 2026).
- Ronald J. Ostrom, P.C. Corporation7 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Bakersfield
Clinicians with the same Medicare primary specialty in Bakersfield, CA — not a recommendation.
Other clinicians in Ronald J. Ostrom, P.C. Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Chiropractic college | Cleveland Chiropractic College - Los Angeles |
| Graduation year | 2001 (25 years since chiropractic college) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164687075 |
| 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
- 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