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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. MALCOLM KEITH PIATT MD
NPI 1023060290
Internal Medicine in Phoenix, AZ

Active since May 16, 2006
650 E INDIAN SCHOOL RD, PHOENIX, AZ 85012(602) 222-6433 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Malcolm Keith Piatt Md NPPES

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

DR. MALCOLM KEITH PIATT MD (NPI 1023060290) is an individual internal medicine provider in Phoenix, Arizona, licensed in Arizona (18729) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1023060290
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MALCOLM KEITH PIATTCredential: MD
Location Address650 E INDIAN SCHOOL RDPhoenix, AZ 85012-1839
Mailing Address5732 E Paradise LnScottsdale, AZ 85254-1204 · (602) 222-6433 · Fax (602) 200-6050
Phone(602) 222-6433
Sole ProprietorNo
Enumeration DateMay 16, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1023060290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · 18729
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
650 E INDIAN SCHOOL RD, Phoenix, AZ 85012
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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 Malcolm Piatt's NPI number?

The NPI number for Malcolm Piatt is 1023060290. It was assigned to this individual provider in the NPPES registry on May 16, 2006.

Where is Malcolm Piatt located?

Malcolm Piatt practices at 650 E Indian School Rd, Phoenix, AZ 85012. The listed phone number is (602) 222-6433.

What is Malcolm Piatt's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Malcolm Piatt 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 31 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.