Tomoko Sairenji, M.D.
Family Medicine Physician · Seattle, WA
Tomoko Sairenji, M.D. is a family medicine physician with a practice address in Seattle, Washington, and NPI 1083935803, issued on Jun 16, 2010. Check the license (Washington MD60580599, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Tomoko Sairenji
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD60580599 WA
Self-reported in NPPES; status is on the state search - Practice location
- 314 NE Thornton PL, Seattle, WA 98125
- Phone
- (206) 520-2300
- Enumerated
- Jun 16, 2010
- Record last updated
- Nov 30, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicaid ID
- 1083935803 WA
- Medicare enrollment
- Enrolled (PECOS I20151006001346); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 314 NE Thornton PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ian Bennett, MD PHDFamily Medicine Physician1992740518
- Sharon Brown Kunin, D.O., M.S.Family Medicine Physician1558626754
- Yolian Calvo Diaz, R.D., L.N.DRegistered Dietitian1730452632
- Kimberly Collins, M.D.Family Medicine Physician1982869848
- Daniel Evans, PH.D.Clinical Psychologist1265988737
- David Evans, MDFamily Medicine Physician1558316216
Verify Tomoko Sairenji in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60580599Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average family medicine physician in 2024
903 Medicare Part D claims for 86 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 30 claims were for opioids.
Most prescribed
- Alendronate Sodium60 claims
- Atorvastatin Calcium60 claims
- Levothyroxine Sodium52 claims
- Metformin Hcl Er40 claims
- Amlodipine Besylate34 claims
- Losartan Potassium34 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.
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).
Tomoko Sairenji among 5,534 family medicine physician records in Washington
Tomoko Sairenji, M.D. is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 59% of them.
- NPI issued2010 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2007 · median 2009 among the 3,294 with a school on file
- Record last updated2015 · 57% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
871 family medicine physician records list a practice address in Seattle
They are 871 of the 41,956 NPPES records with a practice address in Seattle, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Seattle → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ian Bennett, MD PHDSeattle, WA 981251992740518
- Dean Chier, M.D.Seattle, WA 981251962564724
- David Clemens, M.D.Seattle, WA 981251558353227
- David Evans, MDSeattle, WA 981251558316216
- Emily Godfrey, M.D. M.P.H.Seattle, WA 981251437260551
- Paul James, MDSeattle, WA 981251366438947
- Misbah Keen, MDSeattle, WA 981251437236502
- Patricia Lewis, MDSeattle, WA 981251619925914
Common questions
What is Tomoko Sairenji, M.D.'s NPI number?
Tomoko Sairenji, M.D.'s National Provider Identifier (NPI) is 1083935803, issued on Jun 16, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Tomoko Sairenji, M.D. located?
The NPPES record lists a practice address at 314 NE Thornton PL, Seattle, WA, 98125. Phone: (206) 520-2300. Providers update this record themselves, so call before visiting.
How can I verify Tomoko Sairenji, M.D.'s license?
NPPES lists Washington license number MD60580599, 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 Tomoko Sairenji, M.D. prescribe under Medicare Part D?
In 2024, Tomoko Sairenji, M.D. had 903 Medicare Part D claims for 86 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Tomoko Sairenji, M.D.'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.