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

John Keith Hayes Jr., MD

Individual provider Radiation Oncology Physician · NPI 1275672933

John Keith Hayes Jr., MD is a Radiation Oncology in Salt Lake City, Utah. Graduated from University of Utah School of Medicine in 1983, 43 years ago. Practices with Catholic Health Initiatives Colorado, a 1,266-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Utah.

Years since qualifying
43
Trained at
University of Utah School of Medicine
Licensed in
UT
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1050 E South Temple
Salt Lake City, UT 84102-1507
Phone: (801) 350-8400
Fax: (801) 350-4021
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 1600 W Antelope Dr, Layton, UT 84041-1142 — (801) 807-1000

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 171931-1205 (UT)

Record details

NPI number1275672933
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 6, 2007
Last updated in NPPESSeptember 13, 2024
Certification dateSeptember 13, 2024

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF UTAH SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Catholic Health Initiatives Colorado — 1266 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Salt Lake City