Quick answers
- Does Arwa Zakaria accept Medicare assignment?
- Yes. Medicare's clinician data says Arwa Zakaria 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 Arwa Zakaria's NPI number?
- 1184037046. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Arwa Zakaria works
Medicare's Facility Affiliation Data lists Arwa Zakaria at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Pomona Valley Hospital Medical CenterPomona, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050231
- San Antonio Regional HospitalUpland, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050099
Practice locations
Addresses where Arwa Zakaria is enrolled with Medicare (CMS data updated October 2, 2026).
- 250 W Bonita Ave, Suite 250Pomona, CA 91767 (909) 655‑0300
- 9481 Pittsburgh Ave, Suite 200Rancho Cucamonga, CA 91730 (909) 655‑0300
Group practices
Medicare enrollment lists Arwa Zakaria as a member of this group (CMS data updated October 2, 2026).
- Platinum Digestive Health10 clinicians in the group
Specialties
- Gastroenterologyprimary
- Hospitalistalso
- Internal Medicinealso
Other gastroenterologists in Pomona
Clinicians with the same Medicare primary specialty in Pomona, CA — not a recommendation.
Other clinicians in Platinum Digestive Health
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Lincoln Memorial University Medical Department |
| Graduation year | 2014 (12 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184037046 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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