What is Jack Mason's NPI number?

Jack Mason's National Provider Identifier (NPI) is 1245267087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jack Mason's specialty?

Jack Mason is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).

Where is Jack Mason located?

Jack Mason's practice location on file with NPPES is 1165 S Dora St Ste B1, Ukiah, CA 95482-6353.

What is Jack Mason's phone number?

The practice phone number listed in the NPPES registry for Jack Mason is (707) 462-0581.

Is Jack Mason's NPI active?

Yes — Jack Mason's NPI (1245267087) is active in the NPPES registry as of the last update on 2011-06-29.

IndividualActive

Jack Mason, MD

NPI 1245267087 · Ophthalmology Physician · Ukiah, CA

Jack Mason, MD is a Ophthalmology Physician provider in Ukiah, CA (NPI 1245267087).

Provider details

NPI number: 1245267087
Entity type: Individual
Primary specialty: Ophthalmology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: C31615 (CA)

Specialties & taxonomies

Ophthalmology PhysicianPrimary207W00000XLicense C31615 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
20 yrs 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

1165 S Dora St Ste B1

Ukiah, CA 95482-6353

Phone: (707) 462-0581

Fax: (707) 463-0814

Street-level locationGet directions

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Mailing address