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

Anesthesiology

Diem Phuc Banh, DO

Sees patients in Downey, CA · Bellflower, CA · California

Summary

Dr. Diem Phuc Banh, DO is an anesthesiologist at 9333 Imperial Hwy, Downey, CA 90242. Phone: (800) 923-4040. Accepts Medicare assignment. NPI 1639465446. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 9333 Imperial Hwy, Downey, CA 90242 · Directions (2 more locations)
  • Phone: (800) 923‑4040
  • Medicare: Accepts Medicare assignment
  • Group practice: Southern California Permanente Medical Group
  • Medical school: Edward Via Col Of Osteo Medicine-Virginia Campus · graduated 2011 (15 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Diem Phuc Banh, 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 Diem Phuc Banh accept Medicare assignment?
Yes. Medicare's clinician data says Diem Phuc Banh 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 Diem Phuc Banh's NPI number?
1639465446. 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 Diem Phuc Banh is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Diem Phuc Banh as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Anesthesiology doctors in California →

Other anesthesiologists in Downey

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

All anesthesiologists in Downey →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialDO
Medical schoolEdward Via Col Of Osteo Medicine-Virginia Campus
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639465446
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