Quick answers
- Where does Gregory P. Vrankovich see patients?
- Medicare's clinician data lists 1 practice location in Oakland, CA. Call before your visit to confirm the address.
- What is Gregory P. Vrankovich's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does Gregory P. Vrankovich accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory P. Vrankovich accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Gregory P. Vrankovich?
- (510) 655-3456, as listed in official Medicare / NPI Registry data.
- What is Gregory P. Vrankovich's NPI number?
- 1497991525. 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 Gregory P. Vrankovich is enrolled with Medicare (CMS data updated 2026-10-02).
- 311 Oak St, Suite C2Oakland, CA 94607 (510) 655‑3456
Group practices
Medicare enrollment lists Gregory P. Vrankovich as a member of this group (CMS data updated 2026-10-02).
- Vrankovich Chiropractic Inc2 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Oakland
Clinicians with the same Medicare primary specialty in Oakland, CA — not a recommendation.
Clinician information
| Credential | CH |
|---|---|
| Medical school | Life Chiropractic College - West |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497991525 |
| 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 2026-10-02, retrieved 2026-10-29
- 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