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Internal Medicine

Angela D. Martin, MD

Sees patients in Riverside, CA · California

Summary

Dr. Angela D. Martin, MD is an internal medicine doctor at 10800 Magnolia Ave, Riverside, CA 92505. Phone: (951) 353-2000. Accepts Medicare assignment. In 2024, Angela D. Martin had 11 Original Medicare patients and 14 services. NPI 1316007586. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 10800 Magnolia Ave, Riverside, CA 92505 · Directions (1 more location)
  • Phone: (951) 353‑2000
  • Medicare: Accepts Medicare assignment
  • Group practice: Southern California Permanente Medical Group
  • Medical school: Loma Linda University School Of Medicine · graduated 1992 (34 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Angela D. Martin, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Angela D. Martin accept Medicare assignment?
Yes. Medicare's clinician data says Angela D. Martin 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.
How many Medicare patients does Angela D. Martin see?
In 2024, CMS data shows 11 Original Medicare patients and 14 services for Angela D. Martin. This counts Original Medicare only and measures volume, not quality.
What is Angela D. Martin's NPI number?
1316007586. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Angela D. Martin, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients11
Services billed to Medicare14
Different services or procedures5
Participating Medicare providerYes
Average age of these patients67

Practice locations

Addresses where Angela D. Martin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Angela D. Martin as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Riverside

Clinicians with the same Medicare primary specialty in Riverside, CA — not a recommendation.

All internal medicine doctors in Riverside →

Other clinicians in Southern California Permanente Medical Group

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year1992 (34 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1316007586
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians