What is John Hanna's NPI number?

John Hanna's National Provider Identifier (NPI) is 1528947660, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Hanna's specialty?

John Hanna is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is John Hanna located?

John Hanna's practice location on file with NPPES is 840 S Magnolia Ave Unit 1302, Ontario, CA 91762-4774.

What is John Hanna's phone number?

The practice phone number listed in the NPPES registry for John Hanna is (818) 300-9439.

Is John Hanna's NPI active?

Yes — John Hanna's NPI (1528947660) is active in the NPPES registry as of the last update on 2025-09-02.

IndividualActive

John Hanna

NPI 1528947660 · General Practice Dentistry · Ontario, CA

John Hanna is a General Practice Dentistry provider in Ontario, CA (NPI 1528947660).

Provider details

NPI number: 1528947660
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Sex: Male
Sole proprietor: Yes
License: 39020000X (CA)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 39020000X (CA)
Dental Providers

Profile Score

Established profile(54/100 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

840 S Magnolia Ave Unit 1302

Ontario, CA 91762-4774

Phone: (818) 300-9439

Street-level locationGet directions

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Mailing address