Clayton Tsang, MD
Surgery Physician · Seattle, WA
Clayton Tsang, MD is a surgery physician with a practice address in Seattle, Washington, and NPI 1124722418, issued on Mar 29, 2023. Check the license (Washington ML61432464, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Clayton Tsang
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- ML61432464 WA
Self-reported in NPPES; status is on the state search - Practice location
- 747 Broadway, Seattle, WA 98122
- Phone
- (206) 386-6000
- Enumerated
- Mar 29, 2023
- Record last updated
- Jun 16, 2023
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 791 in Washington → Look up another NPI →
Also registered at 747 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Clayton Tsang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license ML61432464Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average surgery physician in 2024
53 Medicare Part D claims for 34 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 28 claims were for opioids.
Most prescribed
- Oxycodone Hcl25 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.
Industry payments in 2024: $193.38
1 payment: food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Clayton Tsang among 791 surgery physician records in Washington
Clayton Tsang, MD is one of 791 surgery physician records with a practice address in Washington. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 95% of them.
- NPI issued2023 · 95% of these records are older, 4% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Washington
There are 791 surgery physician records in Washington.
All 791 in Washington → Every provider in Seattle → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Ashrith Amarnath, M.D.Seattle, WA 981221659522191
- Darlene Barr, MDSeattle, WA 981221730263443
- Steven Counter, M.D.Seattle, WA 981221457327546
- Juan De La Ossa, M.D.Seattle, WA 981221083680177
- Leanne Dimugno, M.D.Seattle, WA 981221235106261
- Anita Fofie, M.D.Seattle, WA 981221215135561
- David Gartman, MDSeattle, WA 981221710917703
- Clayton Hackerman, MDSeattle, WA 981221972707834
Common questions
What is Clayton Tsang, MD's NPI number?
Clayton Tsang, MD's National Provider Identifier (NPI) is 1124722418, issued on Mar 29, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Clayton Tsang, MD located?
The NPPES record lists a practice address at 747 Broadway, Seattle, WA, 98122. Phone: (206) 386-6000. Providers update this record themselves, so call before visiting.
How can I verify Clayton Tsang, MD's license?
NPPES lists Washington license number ML61432464, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Clayton Tsang, MD prescribe under Medicare Part D?
In 2024, Clayton Tsang, MD had 53 Medicare Part D claims for 34 beneficiaries; the average among surgery physician prescribers was 147. 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.