NPPES file of Aug 9, 2026

Bryan Pui Wang Chan, MD

Family Medicine Physician · Upland, CA

Bryan Pui Wang Chan, MD is a family medicine physician with a practice address in Upland, California, and NPI 1417059957, issued on Sep 4, 2006. Check the license (California A48504, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417059957
Name
Bryan Pui Wang Chan
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
A48504 CA
AC 7887 CA
9007 NV
Self-reported in NPPES; status is on the state search
Practice location
980 E Foothill Blvd, Upland, CA 91786
Phone
(909) 920-3578
Enumerated
Sep 4, 2006
Record last updated
Jun 14, 2023
Fax
(909) 949-1238
Medicaid ID
00A485040 CA
Medicare enrollment
Enrolled (PECOS I20101227000162); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 980 E Foothill Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tien-Sheng Hsu, M.D.Pediatrics Physician1073592598

Verify Bryan Pui Wang Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A48504
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.5 times the Medicare Part D claims of the average family medicine physician in 2024

8,696 Medicare Part D claims for 678 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 93 claims were for opioids.

  1. Bryan Chan8,696
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium585 claims
  2. Amlodipine Besylate490 claims
  3. Losartan Potassium432 claims
  4. Metformin Hcl363 claims
  5. Lisinopril294 claims
  6. Omeprazole265 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bryan Pui Wang Chan among 17,133 family medicine physician records in California

Bryan Pui Wang Chan, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1979 · median 2005 among the 10,652 with a school on file
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

38 family medicine physician records list a practice address in Upland

They are 38 of the 1,846 NPPES records with a practice address in Upland, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Richard Armour, D.OUpland, CA 917861366488215
  2. Louis Brenner, M.D.Upland, CA 917861003852815
  3. Louis Dibernardo, MDUpland, CA 917861528045358
  4. Warren Regh Gabrillo, M.D.Upland, CA 917861982689295
  5. Dwight Guan, MDUpland, CA 917861184644676
  6. Rick Hirsch, D.O.Upland, CA 917861497774954
  7. James Ho, MDUpland, CA 917861669440988
  8. Yin Lai, MDUpland, CA 917861659344943

Common questions

What is Bryan Pui Wang Chan, MD's NPI number?

Bryan Pui Wang Chan, MD's National Provider Identifier (NPI) is 1417059957, issued on Sep 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bryan Pui Wang Chan, MD located?

The NPPES record lists a practice address at 980 E Foothill Blvd, Upland, CA, 91786. Phone: (909) 920-3578. Providers update this record themselves, so call before visiting.

How can I verify Bryan Pui Wang Chan, MD's license?

NPPES lists California license number A48504, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Bryan Pui Wang Chan, MD prescribe under Medicare Part D?

In 2024, Bryan Pui Wang Chan, MD had 8,696 Medicare Part D claims for 678 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.