Stephen J. Olivar, MD
Anesthesiology Physician · Seattle, WA
Stephen J. Olivar, MD is an anesthesiology physician with a practice address in Seattle, Washington, and NPI 1952349839, issued on Jun 3, 2006. Check the license (Washington MD00039861, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Stephen J. Olivar
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- MD00039861 WA
Self-reported in NPPES; status is on the state search - Practice location
- 125 16TH Ave E, Seattle, WA 98112
- Phone
- (206) 850-5691
- Enumerated
- Jun 3, 2006
- Record last updated
- Apr 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 8278855 WA
- Medicare enrollment
- Enrolled (PECOS I20080609000904); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1997
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,701 in Washington → Look up another NPI →
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Verify Stephen J. Olivar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00039861Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF WashingtonSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen J. Olivar among 1,701 anesthesiology physician records in Washington
Stephen J. Olivar, MD is one of 1,701 anesthesiology physician records with a practice address in Washington. 70% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 55% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1997 · median 2007 among the 1,103 with a school on file
- Record last updated2021 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
694 anesthesiology physician records list a practice address in Seattle
They are 694 of the 41,956 NPPES records with a practice address in Seattle, and 1,701 anesthesiology physician records in Washington.
All 1,701 in Washington → Every provider in Seattle → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Hugh Allen, MDSeattle, WA 981121417976713
- Harold BrandfordSeattle, WA 981121588692693
- Ty Chen, M.D.Seattle, WA 981121396893798
- Thomas Dean, MDSeattle, WA 981121275676298
- Tatiana Deriugin, M.D.Seattle, WA 981121750435251
- Robert Gertler, M.D.Seattle, WA 981121508914961
- F. Hamilton, M.D.Seattle, WA 981121023166303
- Timothy Jernberg, M.D.Seattle, WA 981121376675066
Common questions
What is Stephen J. Olivar, MD's NPI number?
Stephen J. Olivar, MD's National Provider Identifier (NPI) is 1952349839, issued on Jun 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen J. Olivar, MD located?
The NPPES record lists a practice address at 125 16TH Ave E, Seattle, WA, 98112. Phone: (206) 850-5691. Providers update this record themselves, so call before visiting.
How can I verify Stephen J. Olivar, MD's license?
NPPES lists Washington license number MD00039861, 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.
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.