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Internal Medicine

Tom Chau, MD

Works at hospitals in Newberg, OR · Portland, OR · Oregon

Summary

Tom Chau, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Newberg, OR and Portland, OR. NPI 1629259916. 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 Tom Chau, 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
YesOffers telehealth
21Years since medical school (graduated 2005)
University Of Colorado School Of Medicine, DenverMedical school
MaleGender (as listed)
Providence Health and Services OregonGroup practice (+1 more)

Quick answers

Which hospitals does Tom Chau work at?
Medicare's official clinician data lists Tom Chau at 2 hospitals: Providence Newberg Medical Center and Providence St Vincent Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tom Chau see patients?
Medicare's clinician data lists 1 practice location in Portland, OR. Call before your visit to confirm the address.
What is Tom Chau's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Tom Chau accept Medicare assignment?
Yes. Medicare's clinician data says Tom Chau 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 Tom Chau offer telehealth?
Medicare's clinician data says Tom Chau offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Tom Chau?
(503) 216-2213, as listed in official Medicare / NPI Registry data.
What is Tom Chau's NPI number?
1629259916. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tom Chau works

Medicare's Facility Affiliation Data lists Tom Chau 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 Tom Chau is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Tom Chau as a member of these groups (CMS data updated 2026-10-02).

  • Providence Health and Services Oregon1,433 clinicians in the group
  • Providence Health and Services - Oregon208 clinicians in the group

Specialties

Find other Internal Medicine doctors in Oregon →

Other internal medicine doctors in Portland

Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.

All internal medicine doctors in Portland →

Clinician information

CredentialMD
Medical schoolUniversity Of Colorado School Of Medicine, Denver
Graduation year2005
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1629259916
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