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

Dr. John B Fassio, MD

Individual provider Ophthalmology Physician · NPI 1689671638

Dr. John B Fassio, MD is an Ophthalmology in Park City, Utah. Graduated from University of Louisville School of Medicine in 1989, 37 years ago. Practices with University of Utah Adult Services, a 1,740-clinician group and accepts Medicare assignment. Licensed in Utah and Wyoming.

Years since qualifying
37
Trained at
University of Louisville School of Medicine
Licensed in
UT, WY
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2700 Homestead Rd
Park City, UT 84098-4857
Phone: (435) 658-3090
Fax: (435) 658-3094
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 262669-1205 (UT)
Ophthalmology Physician Taxonomy 207W00000X · Licence 6778A (WY)

Record details

NPI number1689671638
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 6, 2005
Last updated in NPPESDecember 12, 2024
Certification dateDecember 12, 2024

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice University Of Utah Adult Services — 1740 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Park City