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

MS. DIANA M. ALLEN PA-C
NPI 1942497938
Physician Assistant in Tucson, AZ

Active since October 03, 2007
3601 S 6TH AVE, TUCSON, AZ 85723(520) 792-1450 Get Directions Write a Review

NPPES record last updated: August 24, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 24, 2026, Aug 4, 2020 (2 updates tracked since 2020).

About Ms. Diana M. Allen Pa-c NPPES

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

MS. DIANA M. ALLEN PA-C (NPI 1942497938) is an individual physician assistant in Tucson, Arizona, licensed in Arizona (3671) and active in the NPI registry since October 2007.

NPPES Registry Identity

NPI1942497938
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. DIANA M. ALLENCredential: PA-C
Location Address3601 S 6TH AVETucson, AZ 85723-0001
Mailing Address3601 S 6th AveTucson, AZ 85723-0001 · (520) 792-1450
Sole ProprietorNo
Enumeration DateOctober 3, 2007
Last NPPES UpdateAugust 24, 20262 updates tracked since enumeration
NPPES CertifiedAugust 24, 2026
NPI 1942497938 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in AZ · 3671
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
3601 S 6TH AVE, Tucson, AZ 85723

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.

Internal Medicine (Cardiovascular Disease)
3601 S 6TH AVE
TUCSON, AZ 85723
Pharmacist
3601 S 6TH AVE
TUCSON, AZ 85723
Social Worker
3601 S 6TH AVE
TUCSON, AZ 85723
Pharmacist
3601 S 6TH AVE
TUCSON, AZ 85723
Social Worker (Clinical)
3601 S 6TH AVE
TUCSON, AZ 85723
Psychiatry & Neurology (Neurology)
3601 S 6TH AVE
TUCSON, AZ 85723
Physician Assistant
3601 S 6TH AVE
TUCSON, AZ 85723
Pharmacist
3601 S 6TH AVE
TUCSON, AZ 85723

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 Diana Allen's NPI number?

The NPI number for Diana Allen is 1942497938. It was assigned to this individual provider in the NPPES registry on October 3, 2007.

Where is Diana Allen located?

Diana Allen practices at 3601 S 6th Ave, Tucson, AZ 85723. The listed phone number is (520) 792-1450.

What is Diana Allen's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Diana Allen was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.