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Hospitalist

Alireza R. Alavi, DO

Works at hospitals in San Francisco, CA · Greenbrae, CA · Novato, CA · California

Summary

Dr. Alireza R. Alavi, DO is a hospitalist at 3555 Cesar Chavez, San Francisco, CA 94110. Phone: (415) 485-8824. May accept Medicare assignment. In 2024, Alireza R. Alavi had 165 Original Medicare patients and 212 services. NPI 1861714263. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Alireza R. Alavi, 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 Alireza R. Alavi accept Medicare assignment?
Medicare's clinician data says Alireza R. Alavi may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Alireza R. Alavi see?
In 2024, CMS data shows 165 Original Medicare patients and 212 services for Alireza R. Alavi. This counts Original Medicare only and measures volume, not quality.
What is Alireza R. Alavi's NPI number?
1861714263. 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 Alireza R. Alavi, 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 patients165
Services billed to Medicare212
Different services or procedures8
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)153 services
  2. Advance care planning, first 30 minutes (99497)39 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%
  • Arthritis57%
  • Diabetes45%
  • Chronic kidney disease42%
  • Ischemic heart disease39%

Hospitals where Alireza R. Alavi works

Medicare's Facility Affiliation Data lists Alireza R. Alavi 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.

  • Chinese HospitalSan Francisco, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050407
  • Marinhealth Medical CenterGreenbrae, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050360
  • Novato Community HospitalNovato, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050131

Practice locations

Addresses where Alireza R. Alavi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Alireza R. Alavi as a member of these groups (CMS data updated October 2, 2026).

  • Providence Health and Services Washington475 clinicians in the group
  • Providence Health and Services - Washington270 clinicians in the group
  • Pacific Inpatient Medical Group132 clinicians in the group
  • San Francisco Unified Physicians Group, Inc19 clinicians in the group
  • Careway Health Medical West PC6 clinicians in the group

Specialties

Find other Hospitalist doctors in California →

Other hospitalists in San Francisco

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

All hospitalists in San Francisco →

Other clinicians in Providence Health and Services Washington

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

Clinician information

CredentialDO
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
TelehealthOffers telehealth services
NPI (National Provider Identifier)1861714263
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