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Emergency Medicine

Jeremy W. Peay, MD

Works at hospitals in San Diego, CA · California

Summary

Dr. Jeremy W. Peay, MD is an emergency medicine doctor at 7901 Frost St, San Diego, CA 92123. Phone: (858) 939-3400. Accepts Medicare assignment. In 2024, Jeremy W. Peay had 398 Original Medicare patients and 635 services. NPI 1538337126. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 7901 Frost St, San Diego, CA 92123 · Directions
  • Phone: (858) 939‑3400
  • Medicare: Accepts Medicare assignment
  • Hospital: Sharp Memorial Hospital
  • Group practice: San Diego Emergency Physicians Inc
  • Medical school: University Of California, San Diego School Of Medicine · graduated 2005 (21 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Jeremy W. Peay, 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 Jeremy W. Peay accept Medicare assignment?
Yes. Medicare's clinician data says Jeremy W. Peay 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 Jeremy W. Peay see?
In 2024, CMS data shows 398 Original Medicare patients and 635 services for Jeremy W. Peay. This counts Original Medicare only and measures volume, not quality.
What is Jeremy W. Peay's NPI number?
1538337126. 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 Jeremy W. Peay, 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 patients398
Services billed to Medicare635
Different services or procedures24
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)288 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)206 services
  3. Emergency department visit with moderate level of medical decision making (99284)68 services
  4. Critical care, first 30-74 minutes (99291)42 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 cholesterol75%
  • Arthritis49%
  • Diabetes42%
  • Chronic kidney disease41%
  • Ischemic heart disease37%

Hospitals where Jeremy W. Peay works

Medicare's Facility Affiliation Data lists Jeremy W. Peay 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 Jeremy W. Peay is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jeremy W. Peay as a member of this group (CMS data updated October 2, 2026).

  • San Diego Emergency Physicians Inc39 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in San Diego

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

All emergency medicine doctors in San Diego →

Other clinicians in San Diego Emergency Physicians Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Diego School Of Medicine
Graduation year2005 (21 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1538337126
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