Quick answers
- Which hospitals does Brian P. Riff work at?
- Medicare's official clinician data lists Brian P. Riff at 5 hospitals: AHMC Anaheim Regional Medical Center, Foothill Regional Medical Center, Orange County Global Medical Center, Providence St. Jude Medical Center and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian P. Riff see patients?
- Medicare's clinician data lists 1 practice location in Anaheim, CA. Call before your visit to confirm the address.
- What is Brian P. Riff's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Brian P. Riff accept Medicare assignment?
- Yes. Medicare's clinician data says Brian P. Riff 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 Brian P. Riff offer telehealth?
- Medicare's clinician data says Brian P. Riff offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Brian P. Riff?
- (714) 778-1300, as listed in official Medicare / NPI Registry data.
- What is Brian P. Riff's NPI number?
- 1194969030. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brian P. Riff works
Medicare's Facility Affiliation Data lists Brian P. Riff at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AHMC Anaheim Regional Medical CenterAnaheim, CA · Acute Care Hospital · CCN 050226
- Foothill Regional Medical CenterTustin, CA · Acute Care Hospital · CCN 050780
- Orange County Global Medical CenterSanta Ana, CA · Acute Care Hospital · CCN 050746
- Providence St. Jude Medical CenterFullerton, CA · Acute Care Hospital · CCN 050168
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where Brian P. Riff is enrolled with Medicare (CMS data updated 2026-10-02).
- 1211 W La Palma Ave, Suite 306Anaheim, CA 92801 (714) 778‑1300
Group practices
Medicare enrollment lists Brian P. Riff as a member of this group (CMS data updated 2026-10-02).
- Associated Gastroenterology Medical Group6 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Anaheim
Clinicians with the same Medicare primary specialty in Anaheim, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1194969030 |
| 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