Nathan Jansen, D.O.
Family Medicine Physician · Seattle, WA
Nathan Jansen, D.O. is a family medicine physician with a practice address in Seattle, Washington, and NPI 1285049981, issued on Jun 23, 2014. Check the license (Washington OP60792760, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Nathan Jansen
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- OP60792760 WA
5101021364 MI
Self-reported in NPPES; status is on the state search - Practice location
- 10330 Meridian Ave N Ste 230, Seattle, WA 98133
- Phone
- (206) 668-4737
- Enumerated
- Jun 23, 2014
- Record last updated
- Apr 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 1285049981 WA
- Medicare enrollment
- Enrolled (PECOS I20180321001127); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 10330 Meridian Ave N Ste 230
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daniel Coffin, D.O.Internal Medicine Physician1295170181
- Seyede Razavi, M.DInternal Medicine Physician1225569486
- Santosh Shrestha, ARNPAdult Health Nurse Practitioner1477277606
Verify Nathan Jansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP60792760Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% more Medicare Part D claims than the average family medicine physician in 2024
4,075 Medicare Part D claims for 355 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 156 claims were for opioids.
Most prescribed
- Atorvastatin Calcium472 claims
- Lisinopril220 claims
- Levothyroxine Sodium181 claims
- Losartan Potassium160 claims
- Amlodipine Besylate136 claims
- Tamsulosin Hcl107 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).
Nathan Jansen among 5,534 family medicine physician records in Washington
Nathan Jansen, D.O. 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 2014, is newer than 70% of them.
- NPI issued2014 · 70% of these records are older, 27% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2009 among the 3,294 with a school on file
- Record last updated2021 · 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
- Seth Bagan, MDShoreline, WA 981331245206200
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- James Coghlan, MDSeattle, WA 981331922003896
- Vanessa Edrich, M.D.Seattle, WA 981331821033135
- Suzanne Evans, M.D.Shoreline, WA 981331649225301
- Jennifer Griffiths, MDSeattle, WA 981331720039548
- Alice Inouye, M.D.Shoreline, WA 981331831152065
- Kristen Johnson, M.D.Seattle, WA 981331518986413
Common questions
What is Nathan Jansen, D.O.'s NPI number?
Nathan Jansen, D.O.'s National Provider Identifier (NPI) is 1285049981, issued on Jun 23, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Jansen, D.O. located?
The NPPES record lists a practice address at 10330 Meridian Ave N Ste 230, Seattle, WA, 98133. Phone: (206) 668-4737. Providers update this record themselves, so call before visiting.
How can I verify Nathan Jansen, D.O.'s license?
NPPES lists Washington license number OP60792760, 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 Nathan Jansen, D.O. prescribe under Medicare Part D?
In 2024, Nathan Jansen, D.O. had 4,075 Medicare Part D claims for 355 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Nathan Jansen, D.O.'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.