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

Critical Care (Intensivists)

Sean Shahamiri, MD

Sees patients in Glendora, CA · Alhambra, CA · California

Summary

Dr. Sean Shahamiri, MD is a critical care doctor at 130 W Route 66, Suite 208, Glendora, CA 91740. Phone: (626) 335-4079. Accepts Medicare assignment. NPI 1508135633. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Critical care doctor (Medicare lists Critical Care (Intensivists))
  • Address: 130 W Route 66, Suite 208, Glendora, CA 91740 · Directions (1 more location)
  • Phone: (626) 335‑4079
  • Medicare: Accepts Medicare assignment
  • Group practice: Healthcare Partners Affiliates Medical Group
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Sean Shahamiri, 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 Sean Shahamiri accept Medicare assignment?
Yes. Medicare's clinician data says Sean Shahamiri 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.
What is Sean Shahamiri's NPI number?
1508135633. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

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

Group practices

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

  • Healthcare Partners Affiliates Medical Group754 clinicians in the group

Specialties

Find other Critical Care (Intensivists) doctors in California →

Other critical care doctors in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All critical care doctors in California →

Other clinicians in Healthcare Partners Affiliates Medical Group

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

Clinician information

CredentialMD
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1508135633
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians