NPPES file of Aug 9, 2026

Jeffrey Tsai, D.O.

Anesthesiology Physician · Spokane, WA

Jeffrey Tsai, D.O. is an anesthesiology physician with a practice address in Spokane, Washington, and NPI 1225577950, issued on Feb 14, 2017. Check the license (Washington OP61607232, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225577950
Name
Jeffrey Tsai
Credential
D.O.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
OP61607232 WA
Self-reported in NPPES; status is on the state search
Practice location
522 W Riverside Ave # 6341, Spokane, WA 99201
Phone
(425) 245-5560
Enumerated
Feb 14, 2017
Record last updated
Aug 4, 2025
Medicare enrollment
Enrolled (PECOS I20241114004142); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Jeffrey Tsai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP61607232
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3 hospitals and group practices

  1. Grays Harbor Community HospitalAberdeen, WA · Acute Care Hospitals3 of 5 stars
  2. Bainbridge Anesthesia Associates PSSilverdale, WA
  3. Pacific Anesthesia PCEdmonds, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Jeffrey Tsai among 1,701 anesthesiology physician records in Washington

Jeffrey Tsai, D.O. 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 2017, is newer than 84% of them.

  • NPI issued2017 · 84% of these records are older, 14% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2017 · median 2007 among the 1,103 with a school on file
  • Record last updated2025 · 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).

Anesthesiology Physician providers in Washington

There are 1,701 anesthesiology physician records in Washington.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Patrick Demars, MDSpokane, WA 992031235123753
  2. Richard O'Connor, M.D.Spokane, WA 992031538218862
  3. Jacob Arnett, MDSpokane, WA 992041689632127
  4. Vera Cheng, M.D.Spokane, WA 992041841266962
  5. Neville Fernandes, M.D.Spokane, WA 992041851368567
  6. Michelle Hansen, MDSpokane, WA 992041235108556
  7. Dale Lewis, D.O.Spokane, WA 992041487623757
  8. James Mellema, MDSpokane, WA 992041952351082

Common questions

What is Jeffrey Tsai, D.O.'s NPI number?

Jeffrey Tsai, D.O.'s National Provider Identifier (NPI) is 1225577950, issued on Feb 14, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Tsai, D.O. located?

The NPPES record lists a practice address at 522 W Riverside Ave # 6341, Spokane, WA, 99201. Phone: (425) 245-5560. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Tsai, D.O.'s license?

NPPES lists Washington license number OP61607232, 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.