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Gastroenterology

David T. Wong, MD

Works at hospitals in Walnut Creek, CA · San Ramon, CA · California

Summary

David T. Wong, MD (Gastroenterology) is listed by Medicare at 2 hospitals in Walnut Creek, CA and San Ramon, CA. NPI 1386654200. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about David T. Wong, 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

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
38Years since medical school (graduated 1988)
Albert Einstein College Of Medicine Of Yeshiva UniversityMedical school
MaleGender (as listed)
John Muir Physician NetworkGroup practice

Quick answers

Which hospitals does David T. Wong work at?
Medicare's official clinician data lists David T. Wong at 2 hospitals: John Muir Medical Center - Walnut Creek Campus and San Ramon Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does David T. Wong see patients?
Medicare's clinician data lists 1 practice location in San Ramon, CA. Call before your visit to confirm the address.
What is David T. Wong's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does David T. Wong accept Medicare assignment?
Yes. Medicare's clinician data says David T. Wong 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.
Does David T. Wong offer telehealth?
Medicare's clinician data says David T. Wong offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for David T. Wong?
(925) 275-9966, as listed in official Medicare / NPI Registry data.
What is David T. Wong's NPI number?
1386654200. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where David T. Wong works

Medicare's Facility Affiliation Data lists David T. Wong at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where David T. Wong is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists David T. Wong as a member of this group (CMS data updated 2026-10-02).

  • John Muir Physician Network494 clinicians in the group

Specialties

Find other Gastroenterology doctors in California →

Other gastroenterologists in San Ramon

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

All gastroenterologists in San Ramon →

Clinician information

CredentialMD
Medical schoolAlbert Einstein College Of Medicine Of Yeshiva University
Graduation year1988
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1386654200
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians