Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John Thomas Hassapis, MD

Individual provider Surgery Physician · NPI 1992709802

Dr. John Thomas Hassapis, MD is a General Surgery in Coupeville, Washington. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1990, 36 years ago. Practices with Whidbey Island Public Hospital District, a 99-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
36
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
WA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

205 S Main St Ste B
Coupeville, WA 98239-3635
Phone: (360) 544-6450
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD60466656 (WA)

Record details

NPI number1992709802
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 8, 2005
Last updated in NPPESOctober 25, 2022
Certification dateNovember 12, 2021
Mailing addressPo Box 1007, Coupeville, WA 98239-1007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1990 (36 years in practice)
Group practice Whidbey Island Public Hospital District — 99 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

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