What is Mark Larson's NPI number?

Mark Larson's National Provider Identifier (NPI) is 1538524905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Larson's specialty?

Mark Larson is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Mark Larson located?

Mark Larson's practice location on file with NPPES is 5441 Saint Marys Cir, Westminster, CA 92683-3416.

What is Mark Larson's phone number?

The practice phone number listed in the NPPES registry for Mark Larson is (714) 892-4258.

Is Mark Larson's NPI active?

Yes — Mark Larson's NPI (1538524905) is active in the NPPES registry as of the last update on 2015-12-29.

IndividualActive

Mark Larson, D.D.S.

NPI 1538524905 · Dentist · Westminster, CA

Mark Larson, D.D.S. is a Dentist provider in Westminster, CA (NPI 1538524905).

Provider details

NPI number: 1538524905
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: D.D.S.
Sex: Male
Sole proprietor: Yes
License: 25569 (CA)

Specialties & taxonomies

DentistPrimary122300000XLicense 25569 (CA)
Dental Providers

Profile Score

Established profile(72/100 index)

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

Registry tenure38% of score
10 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

5441 Saint Marys Cir

Westminster, CA 92683-3416

Phone: (714) 892-4258

Street-level locationGet directions

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Mailing address