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

Dr. Leonard L Gunderson, MD

Individual provider Radiation Oncology Physician · NPI 1265416366

Dr. Leonard L Gunderson, MD is a Radiation Oncology Physician in Phoenix, Arizona. Licensed in Arizona. Registered with an NPI since 2005.

Licensed in
AZ
In the registry since
2005
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

5779 E Mayo Blvd
Phoenix, AZ 85054-4502
Phone: (480) 301-8000
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 17918 (AZ)

Record details

NPI number1265416366
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 1, 2005
Last updated in NPPESOctober 29, 2007

Other providers in Phoenix