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Family Practice

Emily A. Peterson, MD

Works at hospitals in Loma Linda, CA · California

Summary

Dr. Emily A. Peterson, MD is a family doctor at 11234 Anderson St, Loma Linda, CA 92354. Phone: (909) 558-4000. Accepts Medicare assignment. In 2024, Emily A. Peterson had 34 Original Medicare patients and 91 services. NPI 1134756729. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 11234 Anderson St, Loma Linda, CA 92354 · Directions (5 more locations)
  • Phone: (909) 558‑4000
  • Medicare: Accepts Medicare assignment
  • Hospital: Loma Linda University Medical Center
  • Group practice: Faculty Physicians and Surgeons of Llusm
  • Medical school: Creighton University School Of Medicine · graduated 2020 (6 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Emily A. Peterson, 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 Emily A. Peterson accept Medicare assignment?
Yes. Medicare's clinician data says Emily A. Peterson 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 Emily A. Peterson see?
In 2024, CMS data shows 34 Original Medicare patients and 91 services for Emily A. Peterson. This counts Original Medicare only and measures volume, not quality.
What is Emily A. Peterson's NPI number?
1134756729. 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 Emily A. Peterson, 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 patients34
Services billed to Medicare91
Different services or procedures8
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)19 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)18 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)14 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol74%
  • Heart failure65%
  • Chronic kidney disease62%
  • Diabetes53%
  • Arthritis53%

Hospitals where Emily A. Peterson works

Medicare's Facility Affiliation Data lists Emily A. Peterson 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.

Practice locations

Addresses where Emily A. Peterson is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Emily A. Peterson as a member of this group (CMS data updated October 2, 2026).

  • Faculty Physicians and Surgeons of Llusm1,315 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Loma Linda

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

All family doctors in Loma Linda →

Other clinicians in Faculty Physicians and Surgeons of Llusm

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

Clinician information

CredentialMD
Medical schoolCreighton University School Of Medicine
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1134756729
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians