What is Alexander Ryan's NPI number?

Alexander Ryan's National Provider Identifier (NPI) is 1255261194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Alexander Ryan's specialty?

Alexander Ryan is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Alexander Ryan located?

Alexander Ryan's practice location on file with NPPES is 1501 N Campbell Ave Rm 5304d, Tucson, AZ 85724-0001.

What is Alexander Ryan's phone number?

The practice phone number listed in the NPPES registry for Alexander Ryan is (520) 626-9540.

Is Alexander Ryan's NPI active?

Yes — Alexander Ryan's NPI (1255261194) is active in the NPPES registry as of the last update on 2026-05-21.

IndividualActive

Alexander Ryan, MD

NPI 1255261194 · Surgery Physician · Tucson, AZ

Alexander Ryan, MD is a Surgery Physician provider in Tucson, AZ (NPI 1255261194).

Provider details

NPI number: 1255261194
Entity type: Individual
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: R82783 (AZ)

Specialties & taxonomies

Surgery PhysicianPrimary208600000XLicense R82783 (AZ)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

1501 N Campbell Ave Rm 5304d

Tucson, AZ 85724-0001

Phone: (520) 626-9540

Approximate (ZIP-level) locationGet directions

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Mailing address