Frederick A. Matsen
Orthopaedic Surgery Physician · Seattle, WA
Frederick A. Matsen is an orthopaedic surgery physician with a practice address in Seattle, Washington, and NPI 1023193836, issued on Oct 27, 2006. Check the license (Washington MD00012229, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Frederick A. Matsen
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- MD00012229 WA
Self-reported in NPPES; status is on the state search - Practice location
- University OF Washington Medical Ctr, Seattle, WA 98195
- Phone
- (206) 543-3690
- Enumerated
- Oct 27, 2006
- Record last updated
- Jun 6, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 1023193836 WA
- Medicare enrollment
- Enrolled (PECOS I20100510000170); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1968
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 656 in Washington → Look up another NPI →
Also registered at University OF Washington Medical Ctr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Charles AlpersAnatomic Pathology & Clinical Pathology Physician1922188820
- William Altemeier, MDPulmonary Disease Physician1447335278
- Frederick AppelbaumMedical Oncology Physician1356426183
Verify Frederick A. Matsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00012229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- 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).
Frederick A. Matsen among 656 orthopaedic surgery physician records in Washington
Frederick A. Matsen is one of 656 orthopaedic surgery physician records with a practice address in Washington. 67% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 46% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1968 · median 2004 among the 385 with a school on file
- Record last updated2013 · 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 207X00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Washington
There are 656 orthopaedic surgery physician records in Washington.
All 656 in Washington → Every provider in Seattle → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Taylor Beatty, D.O.Seattle, WA 981951891170577
- Ryan Bicknell, M.D.Seattle, WA 981951609968239
- Howard Chansky, M.D.Seattle, WA 981951780768291
- Darin Davidson, MDSeattle, WA 981951376837062
- David Fitz, M.D.Seattle, WA 981951316289135
- Mia Hagen, M.D.Seattle, WA 981951659664811
- Christopher Kweon, MDSeattle, WA 981951255594834
- David Le, DOSeattle, WA 981951952893158
Common questions
What is Frederick A. Matsen's NPI number?
Frederick A. Matsen's National Provider Identifier (NPI) is 1023193836, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frederick A. Matsen located?
The NPPES record lists a practice address at University OF Washington Medical Ctr, Seattle, WA, 98195. Phone: (206) 543-3690. Providers update this record themselves, so call before visiting.
How can I verify Frederick A. Matsen's license?
NPPES lists Washington license number MD00012229, 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.
What is Frederick A. Matsen's MIPS final score?
The 2023 MIPS final score is 93.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.