John Yergan, MD
Internal Medicine Physician · Sequim, WA
John Yergan, MD is an internal medicine physician with a practice address in Sequim, Washington, and NPI 1629046149, issued on Mar 10, 2006. Check the license (Washington MD00018728, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- John Yergan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD00018728 WA
Self-reported in NPPES; status is on the state search - Practice location
- 840 N 5TH Ave Ste 1400, Sequim, WA 98382
- Phone
- (360) 582-2930
- Enumerated
- Mar 10, 2006
- Record last updated
- Mar 10, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (360) 582-2931
- Entity
- Type 1 · individual
Also registered at 840 N 5TH Ave Ste 1400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lee Baker, ARNPNurse Practitioner1265760086
- Michael Coudriet, APRN-FNPNurse Practitioner1598359960
- Timothy Lipski, MDEmergency Medicine Physician1093726499
- Elizabeth Olinger, NPNurse Practitioner1043375652
- Stefanie Walker-Leu, FNPNurse Practitioner1699053041
Verify John Yergan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00018728Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
35 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
7 internal medicine physician records list a practice address in Sequim
They are 7 of the 530 NPPES records with a practice address in Sequim, and 3,079 internal medicine physician records in Washington.
All 7 in Sequim → All 3,079 in Washington → Every provider in Sequim →
Other internal medicine physician records in Washington
- Sheida Aalami, M.D.Seattle, WA1730573296
- Gloria AbacanProsser, WA1316040298
- Ahmad Abadullah, MDUniversity Place, WA1225005721
- Rebecca AbaySeattle, WA1528565520
- Naseer Abbas, MDTacoma, WA1962769380
- James Abbey, M.D.Anacortes, WA1447646039
- Joel Abbott, D.O.Tacoma, WA1477752723
- Paul Abdallah, MDSeattle, WA1639166119
- Abir Abdel-Kader, MDRichland, WA1649407081
- Hussein Abdille, MDSeattle, WA1588368831
Common questions
What is John Yergan, MD's NPI number?
John Yergan, MD's National Provider Identifier (NPI) is 1629046149, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Yergan, MD located?
The NPPES record lists a practice address at 840 N 5TH Ave Ste 1400, Sequim, WA, 98382. Phone: (360) 582-2930. Providers update this record themselves, so call before visiting.
How can I verify John Yergan, MD's license?
NPPES lists Washington license number MD00018728, 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 John Yergan, MD prescribe under Medicare Part D?
In 2024, John Yergan, MD had 35 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.