Physician Profile
Tom Chau, M.D.
Unclaimed ProfileAbout Dr. Chau
Tom Chau, M.D. practices internal medicine in Portland, OR. Tom is a 2005 graduate of University of Colorado School of Medicine, Denver. According to Medicare claims data, Tom cared for 328 Medicare patients across 446 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (503) 216-2621
- Email not available
Practice Locations
9205 SW BARNES RD SUITE MT 2800
Portland, OR 97225
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Procedures & services
Most searched procedures
Procedures Most Often Billed to Medicare
446 services · 328 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Influenza vaccine, inactivated | Treatment | 90653 |
13 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
11 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
124 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
96 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
73 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
28 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
27 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
22 |
| Administration of influenza virus vaccine | Billing code | G0008 |
15 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other internal medicines in Portland 8
Same specialty, same city.
Trained at University of Colorado School of Medicine, Denver 8
Other providers in the same specialty who trained at the same institution.
Class of 2005 at University of Colorado School of Medicine, Denver 7
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine, inactivated 8
Providers in OR who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Chau?
Dr. Chau is an internal medicine in Portland, OR. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Chau's address?
Dr. Chau is listed at 9205 SW BARNES RD SUITE MT 2800, Portland, OR 97225. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Chau?
The number on file is (503) 216-2621. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chau's NPI number?
Dr. Chau's National Provider Identifier is 1629259916. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Chau train?
Dr. Chau attended University of Colorado School of Medicine, Denver, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chau been practicing?
Dr. Chau has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Chau perform?
According to Medicare billing data, Dr. Chau provides treatments such as influenza vaccine, inactivated and sarscv2 vac 30mcg trs-suc im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chau confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chau. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.