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

John J Kresl, MD, PHD

Individual provider Diagnostic Radiology Physician · NPI 1366418675

John J Kresl, MD, PHD is a Radiation Oncology in Phoenix, Arizona. Graduated from Northwestern University Feinberg Medical School in 1993, 33 years ago. Practices with Radiation Oncologists of Central Arizona, a 4-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Arizona.

Years since qualifying
33
Trained at
Northwestern University Feinberg Medical School
Licensed in
AZ
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

4611 E Shea Blvd Ste 120
Phoenix, AZ 85028-4254
Phone: (602) 441-3845
Fax: (602) 464-9769
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 25703 (AZ)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 25703 (AZ)

Record details

NPI number1366418675
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedFebruary 27, 2006
Last updated in NPPESApril 21, 2021
Certification dateApril 21, 2021

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1993 (33 years in practice)
Group practice Radiation Oncologists Of Central Arizona — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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