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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.

ALAN I LEIBOWITZ M.D.
NPI 1508820382
Internal Medicine in Phoenix, AZ

Active since April 17, 2006
1111 E MCDOWELL RD, PHOENIX, AZ 85006(602) 239-2391 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Alan I Leibowitz M.d. NPPES

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

ALAN I LEIBOWITZ M.D. (NPI 1508820382) is an individual internal medicine provider in Phoenix, Arizona, licensed in Arizona (18990) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1508820382
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameALAN I LEIBOWITZCredential: M.D.
Location Address1111 E MCDOWELL RDPhoenix, AZ 85006-2612
Mailing Address1441 N 12th StPhoenix, AZ 85006-2837 · (602) 495-4577 · Fax (602) 417-3549
Phone(602) 239-2391
Sole ProprietorNo
Enumeration DateApril 17, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1508820382 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 · 18990
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.
1111 E MCDOWELL RD, Phoenix, AZ 85006
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Other Identifiers 1

Medicaid122846AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona.Insurance ›

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. CARRIE LYNN COOK D.O.
Emergency Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (480) 500-2540
DANA ARCHBOLD MD
Internal Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2296
ROBIN LAURIE MCFARLANE MD
Psychiatry & Neurology (Neurology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2266
ERICA KRIS MD
Emergency Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2000
MS. MEREDITH ELIZABETH GATES PA
Physician Assistant (Medical)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-2000
ALEXANDRA LEIGH KLEBER ARNP
Nurse Practitioner (Acute Care)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (812) 525-4607
RACHEL SCHWARZ PA
Physician Assistant
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Maricopa County (602) 839-6968
CRAIG ALAN WESTLEY
Pharmacist
1111 E MCDOWELL RD, BANNER GOOD SAMARITAN MEDICAL CENTER PHARMACY
PHOENIX, AZ 85006
Maricopa County (602) 839-4556

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 Alan Leibowitz's NPI number?

The NPI number for Alan Leibowitz is 1508820382. It was assigned to this individual provider in the NPPES registry on April 17, 2006.

Where is Alan Leibowitz located?

Alan Leibowitz practices at 1111 E Mcdowell Rd, Phoenix, AZ 85006. The listed phone number is (602) 239-2391.

What is Alan Leibowitz's specialty?

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

What insurance does Alan Leibowitz accept?

Health plans from Blue Cross Blue Shield of Arizona list Alan Leibowitz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alan Leibowitz 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 24 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.