What is Aaron Williams's NPI number?

Aaron Williams's National Provider Identifier (NPI) is 1073341574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Aaron Williams's specialty?

Aaron Williams is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Aaron Williams located?

Aaron Williams's practice location on file with NPPES is 1625 N Campbell Ave, Tucson, AZ 85719-4330.

What is Aaron Williams's phone number?

The practice phone number listed in the NPPES registry for Aaron Williams is (520) 694-8888.

Is Aaron Williams's NPI active?

Yes — Aaron Williams's NPI (1073341574) is active in the NPPES registry as of the last update on 2026-05-20.

IndividualActive

Aaron Williams

NPI 1073341574 · Emergency Medicine Physician · Tucson, AZ

Aaron Williams is a Emergency Medicine Physician provider in Tucson, AZ (NPI 1073341574).

Provider details

NPI number: 1073341574
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Male
Sole proprietor: Yes
License: R82582 (AZ)

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense R82582 (AZ)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(56/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1625 N Campbell Ave

Tucson, AZ 85719-4330

Phone: (520) 694-8888

Street-level locationGet directions

More AZ providers

Mailing address