John Thomas Hassapis, MD
Surgery Physician · Coupeville, WA
John Thomas Hassapis, MD is a surgery physician with a practice address in Coupeville, Washington, and NPI 1992709802, issued on Jun 8, 2005. Check the license (Washington MD60466656, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- John Thomas Hassapis
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- MD60466656 WA
Self-reported in NPPES; status is on the state search - Practice location
- 205 S Main St Ste B, Coupeville, WA 98239
- Phone
- (360) 544-6450
- Enumerated
- Jun 8, 2005
- Record last updated
- Oct 25, 2022
- Medicaid ID
- 1992709802 WA
- Medicare enrollment
- Enrolled (PECOS I20201221002527); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1990
- Entity
- Type 1 · individual
Verify John Thomas Hassapis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60466656Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average surgery physician in 2024
62 Medicare Part D claims for 43 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims. 11 claims were for opioids.
Most prescribed
- Sutab24 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.
Bills Medicare through one group practice
- Whidbey Island Public Hospital DistrictCoupeville, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
5 surgery physician records list a practice address in Coupeville
They are 5 of the 197 NPPES records with a practice address in Coupeville, and 791 surgery physician records in Washington.
All 5 in Coupeville → All 791 in Washington → Every provider in Coupeville →
Other surgery physician records in Washington
- Janet Abadir, MDSpokane, WA1023117421
- Jad Abou-Khalil, M.D.Seattle, WA1891248969
- Virginie Achim, MDSpokane, WA1598085383
- Stephanie Acierno, MDTacoma, WA1841398534
- Iradj Aflatooni, MDKirkland, WA1073607032
- Matthew AgnewSeattle, WA1942210505
- Rana Ahmad, MDSpokane, WA1689646705
- Allison Alberton, MDEdmonds, WA1598194342
- Michael Alberts, M.D.Vancouver, WA1639262223
- Claudio Alperovich, MD, FACSKent, WA1316904568
Common questions
What is John Thomas Hassapis, MD's NPI number?
John Thomas Hassapis, MD's National Provider Identifier (NPI) is 1992709802, issued on Jun 8, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Thomas Hassapis, MD located?
The NPPES record lists a practice address at 205 S Main St Ste B, Coupeville, WA, 98239. Phone: (360) 544-6450. Providers update this record themselves, so call before visiting.
How can I verify John Thomas Hassapis, MD's license?
NPPES lists Washington license number MD60466656, 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 Thomas Hassapis, MD prescribe under Medicare Part D?
In 2024, John Thomas Hassapis, MD had 62 Medicare Part D claims for 43 beneficiaries; the average among surgery physician prescribers was 147. 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.