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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WILLIAM JOSEPH HEISER M.D.
NPI 1356393425
Radiology - Diagnostic Radiology in Phoenix, AZ

Active since May 17, 2006
650 E INDIAN SCHOOL RD, PHOENIX, AZ 85012(602) 277-5551 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William Joseph Heiser M.d. NPPES

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

DR. WILLIAM JOSEPH HEISER M.D. (NPI 1356393425) is an individual diagnostic radiology provider in Phoenix, Arizona, licensed in Arizona (30706) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1356393425
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. WILLIAM JOSEPH HEISERCredential: M.D.
Location Address650 E INDIAN SCHOOL RDPhoenix, AZ 85012-1839
Mailing Address33625 N 79th StScottsdale, AZ 85262-4216 · (480) 437-9331 · Fax (480) 437-9332
Phone(602) 277-5551
Sole ProprietorNo
Enumeration DateMay 17, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1356393425 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in AZ · 30706
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
650 E INDIAN SCHOOL RD, Phoenix, AZ 85012
Open in Google Maps ↗

Other Identifiers 1

Other30706AZ · Medical License

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.

MRS. KORENA AYN FINE RN
Registered Nurse
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 277-5551
MR. THOMAS ARROYO IV CNA
Nurse's Aide
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 277-5551
AMANDA NICOLE GODINEZ
Social Worker
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 757-3396
DONNA VAZIRNIA PHARMD
Pharmacist
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 277-5551
IONUT TIRSOREANU
Pharmacist
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 277-5551
MS. DEANN KAY HILDEBRANDT FNP
Nurse Practitioner (Family)
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 277-5551
DR. DANIELLE H HERNANDEZ PH.D.
Psychologist (Clinical)
650 E INDIAN SCHOOL RD, 116B
PHOENIX, AZ 85012
Maricopa County (602) 277-5551
DEPARTMENT OF VETERANS AFFAIRS
Military Hospital
650 E INDIAN SCHOOL RD
PHOENIX, AZ 85012
Maricopa County (602) 277-5551

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 William Heiser's NPI number?

The NPI number for William Heiser is 1356393425. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Where is William Heiser located?

William Heiser practices at 650 E Indian School Rd, Phoenix, AZ 85012. The listed phone number is (602) 277-5551.

What is William Heiser's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

When was this NPI record last updated?

The NPPES record for William Heiser was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 42 days 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.