What is Isaac Zarif's NPI number?

Isaac Zarif's National Provider Identifier (NPI) is 1124830765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Isaac Zarif's specialty?

Isaac Zarif is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Isaac Zarif located?

Isaac Zarif's practice location on file with NPPES is 2800 E Ajo Way Ste 100, Tucson, AZ 85713-6204.

What is Isaac Zarif's phone number?

The practice phone number listed in the NPPES registry for Isaac Zarif is (520) 874-2778.

Is Isaac Zarif's NPI active?

Yes — Isaac Zarif's NPI (1124830765) is active in the NPPES registry as of the last update on 2026-05-31.

IndividualActive

Isaac Zarif

NPI 1124830765 · Internal Medicine Physician · Tucson, AZ

Isaac Zarif is a Internal Medicine Physician provider in Tucson, AZ (NPI 1124830765).

Provider details

NPI number: 1124830765
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Male
Sole proprietor: No
License: R82510 (AZ)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense R82510 (AZ)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(55/100 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

2800 E Ajo Way Ste 100

Tucson, AZ 85713-6204

Phone: (520) 874-2778

Fax: (520) 874-3456

Street-level locationGet directions

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Mailing address