Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Anesthesiology

Pooya Jazayeri, MD

Works at hospitals in Fremont, CA · California

Summary

Dr. Pooya Jazayeri, MD is an anesthesiologist at 2000 Mowry Ave, Fremont, CA 94538. Phone: (510) 797-1111. Accepts Medicare assignment. In 2024, Pooya Jazayeri had 242 Original Medicare patients and 390 services. NPI 1043476351. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 2000 Mowry Ave, Fremont, CA 94538 · Directions
  • Phone: (510) 797‑1111
  • Medicare: Accepts Medicare assignment
  • Hospital: Washington Hospital
  • Group practice: Cep America - Anesthesia PC
  • Medical school: Medical College Of Wisconsin · graduated 2004 (22 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Pooya Jazayeri, 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 Pooya Jazayeri accept Medicare assignment?
Yes. Medicare's clinician data says Pooya Jazayeri 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 Pooya Jazayeri see?
In 2024, CMS data shows 242 Original Medicare patients and 390 services for Pooya Jazayeri. This counts Original Medicare only and measures volume, not quality.
What is Pooya Jazayeri's NPI number?
1043476351. 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 Pooya Jazayeri, 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 patients242
Services billed to Medicare390
Different services or procedures70
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Injection of substance into lower spine canal (62322)53 services
  2. Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (64447)36 services
  3. Anesthesia for procedure for total knee joint replacement (01402)29 services
  4. Anesthesia for total hip replacement (01214)27 services
  5. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)21 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%
  • Arthritis69%
  • Diabetes44%
  • Ischemic heart disease38%
  • Chronic kidney disease38%

Hospitals where Pooya Jazayeri works

Medicare's Facility Affiliation Data lists Pooya Jazayeri 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.

  • Washington HospitalFremont, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050195

Practice locations

Addresses where Pooya Jazayeri is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Pooya Jazayeri as a member of this group (CMS data updated October 2, 2026).

  • Cep America - Anesthesia PC849 clinicians in the group

Specialties

Find other Anesthesiology doctors in California →

Other anesthesiologists in Fremont

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

All anesthesiologists in Fremont →

Other clinicians in Cep America - Anesthesia PC

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

Clinician information

CredentialMD
Medical schoolMedical College Of Wisconsin
Graduation year2004 (22 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043476351
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