Quick answers
- Which hospitals does Oluseyi A. Obadeyi work at?
- Medicare's official clinician data lists Oluseyi A. Obadeyi at 1 hospital: Loma Linda University Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Oluseyi A. Obadeyi see patients?
- Medicare's clinician data lists 3 practice locations, including Fullerton, CA, Rancho Cucamonga, CA and Loma Linda, CA. Call before your visit to confirm the address.
- What is Oluseyi A. Obadeyi's specialty?
- Medicare lists Pain Management as the primary specialty, and also Emergency Medicine.
- Does Oluseyi A. Obadeyi accept Medicare assignment?
- Yes. Medicare's clinician data says Oluseyi A. Obadeyi 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.
- Does Oluseyi A. Obadeyi offer telehealth?
- Medicare's clinician data says Oluseyi A. Obadeyi offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Oluseyi A. Obadeyi?
- (714) 824-6565, as listed in official Medicare / NPI Registry data.
- What is Oluseyi A. Obadeyi's NPI number?
- 1972182459. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Oluseyi A. Obadeyi works
Medicare's Facility Affiliation Data lists Oluseyi A. Obadeyi at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Loma Linda University Medical CenterLoma Linda, CA · Acute Care Hospital · CCN 050327
Practice locations
Addresses where Oluseyi A. Obadeyi is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 N State College Blvd, Suite HFullerton, CA 92831 (714) 824‑6565
- 10565 Civic Cntr Dr W Bldg, Suite 165Rancho Cucamonga, CA 91730 (909) 985‑2211
- 11370 Anderson StLoma Linda, CA 92354
Group practices
Medicare enrollment lists Oluseyi A. Obadeyi as a member of these groups (CMS data updated 2026-10-02).
- Faculty Physicians and Surgeons of Llusm1,315 clinicians in the group
- Algos Inc a Medical Corporation22 clinicians in the group
Specialties
- Pain Managementprimary
- Emergency Medicinealso
Other pain management doctors in Fullerton
Clinicians with the same Medicare primary specialty in Fullerton, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1972182459 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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