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Internal Medicine

Tri D. Do, MD

Sees patients in Fremont, CA · California

Summary

Tri D. Do, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Fremont, CA. NPI 1053402651. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Tri D. Do, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
Boston University School Of MedicineMedical school
MaleGender (as listed)
Bay Area Community HealthGroup practice

Quick answers

Where does Tri D. Do see patients?
Medicare's clinician data lists 1 practice location in Fremont, CA. Call before your visit to confirm the address.
What is Tri D. Do's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Tri D. Do accept Medicare assignment?
Yes. Medicare's clinician data says Tri D. Do accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Tri D. Do?
(510) 770-8040, as listed in official Medicare / NPI Registry data.
What is Tri D. Do's NPI number?
1053402651. 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 Tri D. Do is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Tri D. Do as a member of this group (CMS data updated 2026-10-02).

  • Bay Area Community Health102 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Fremont

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

All internal medicine doctors in Fremont →

Clinician information

CredentialMD
Medical schoolBoston University School Of Medicine
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053402651
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 2026-10-02, retrieved 2026-10-29
  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