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DR. LEONARD L GUNDERSON M.D.
NPI 1265416366
Radiology - Radiation Oncology in Phoenix, AZ

Active since December 01, 2005
5779 E MAYO BLVD, PHOENIX, AZ 85054(480) 301-8000 Get Directions Write a Review

NPPES record last updated: October 29, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Leonard L Gunderson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. LEONARD L GUNDERSON M.D. (NPI 1265416366) is an individual radiation oncology provider in Phoenix, Arizona, licensed in Arizona (17918) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1265416366
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. LEONARD L GUNDERSONCredential: M.D.
Location Address5779 E MAYO BLVDPhoenix, AZ 85054-4502
Mailing Address5779 E Mayo BlvdPhoenix, AZ 85054-4502 · (480) 301-8000
Phone(480) 301-8000
Sole ProprietorNo
Enumeration DateDecember 1, 2005
Last NPPES UpdateOctober 29, 2007
✔ NPI 1265416366 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License✔ Licensed in AZ · 17918
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
5779 E MAYO BLVD, Phoenix, AZ 85054
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Other Identifiers 4

Other86080015085259A806AZ · Triwest
Medicare PINZ60201AZ
Medicare UPIND82230
Medicaid490350AZ

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DONALD E NOVICKI M.D.
Urology
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000
DR. TODD A KILE M.D.
Orthopaedic Surgery
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000
DAVID M MUMMA P.A.-C.
Physician Assistant (Surgical)
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000
DR. SCOTT K SWANSON M.D.
Urology
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000
MATTHEW JAMES VAN LIGTEN
Student in an Organized Health Care Education/Training Program
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (507) 284-2020
DR. ROBERT STUART FOWLER M.D.
Obstetrics & Gynecology
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000
HASAN KHAMASH MD
Internal Medicine (Nephrology)
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000
DR. ANTHONY A SMITH M.D.
Plastic Surgery
5779 E MAYO BLVD
PHOENIX, AZ 85054
Maricopa County (480) 301-8000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leonard Gunderson's NPI number?

The NPI number for Leonard Gunderson is 1265416366. It was assigned to this individual provider in the NPPES registry on December 1, 2005.

Where is Leonard Gunderson located?

Leonard Gunderson practices at 5779 E Mayo Blvd, Phoenix, AZ 85054. The listed phone number is (480) 301-8000.

What is Leonard Gunderson's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

When was this NPI record last updated?

The NPPES record for Leonard Gunderson was last updated on October 29, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.