Sean Matsuwaka, MD
Physical Medicine & Rehabilitation Physician · Seattle, WA
Sean Matsuwaka, MD is a physical medicine & rehabilitation physician with a practice address in Seattle, Washington, and NPI 1427444983, issued on Apr 11, 2015. Check the license (Washington MD61058068, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Sean Matsuwaka
- Credential
- MD
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- MD61058068 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1550 N 115TH St, Seattle, WA 98133
- Phone
- (206) 520-5000
- Enumerated
- Apr 11, 2015
- Record last updated
- Dec 12, 2022
- Medicaid ID
- 1427444983 WA
- Medicare enrollment
- Enrolled (PECOS I20200721003904); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 462 in Washington → Look up another NPI →
Also registered at 1550 N 115TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maureen AcholonuAdult Psychiatric/Mental Health Registered Nurse1326727447
- Frances Adelaja, MDHospitalist Physician1083111058
- Janvi Agrawal, MDStudent in an Organized Health Care Education/Training Program1619816014
- Nehizena Aihie, MDUrology Physician1215499793
- Mariam Alam, M.D.Dermatology Physician1811382237
- Ellen AlbertsAdult Health Clinical Nurse Specialist1215756739
Verify Sean Matsuwaka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61058068Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
327 Medicare Part D claims for 120 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 21 claims were for opioids.
Most prescribed
- Gabapentin164 claims
- Alprazolam30 claims
- Diclofenac Sodium17 claims
- Meloxicam15 claims
- Methocarbamol14 claims
- Tramadol Hcl14 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.
Bills Medicare through 3 group practices
- Select Outpatient Services IncGlenview, IL
- Select Rehabilitation, LLCGlenview, IL
- The Association OF University PhysiciansSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sean Matsuwaka among 462 physical medicine & rehabilitation physician records in Washington
Sean Matsuwaka, MD is one of 462 physical medicine & rehabilitation physician records with a practice address in Washington. 55% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 67% of them.
- NPI issued2015 · 67% of these records are older, 31% newer
- In a Medicare fileYes · 55% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2015 · median 2010 among the 203 with a school on file
- Record last updated2022 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in Washington
There are 462 physical medicine & rehabilitation physician records in Washington.
All 462 in Washington → Every provider in Seattle → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Alexandr Chatilo, M.D.Seattle, WA 981331306877543
- Gloria Hou, M.D.Seattle, WA 981331942466222
- Samantha Koopmans, PTASeattle, WA 981331861168510
- Nicole McVarish, PTShoreline, WA 981331841868775
- Pontus Oberg, D.O.Seattle, WA 981331225263163
- Cynthia Campbell, MDSeattle, WA 981221962581058
- Diana Dundore, M.D.Seattle, WA 981441164580767
- Vijay Francis, MDSeattle, WA 981441306056916
Common questions
What is Sean Matsuwaka, MD's NPI number?
Sean Matsuwaka, MD's National Provider Identifier (NPI) is 1427444983, issued on Apr 11, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sean Matsuwaka, MD located?
The NPPES record lists a practice address at 1550 N 115TH St, Seattle, WA, 98133. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.
How can I verify Sean Matsuwaka, MD's license?
NPPES lists Washington license number MD61058068, 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 Sean Matsuwaka, MD prescribe under Medicare Part D?
In 2024, Sean Matsuwaka, MD had 327 Medicare Part D claims for 120 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. 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.