What is Mario Castellanos's NPI number?

Mario Castellanos's National Provider Identifier (NPI) is 1164402756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mario Castellanos's specialty?

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

Where is Mario Castellanos located?

Mario Castellanos's practice location on file with NPPES is 2063 E Florida Ave, Hemet, CA 92544-4730.

What is Mario Castellanos's phone number?

The practice phone number listed in the NPPES registry for Mario Castellanos is (951) 765-2040.

Does Mario Castellanos accept Medicare?

Mario Castellanos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Mario Castellanos's NPI active?

Yes — Mario Castellanos's NPI (1164402756) is active in the NPPES registry as of the last update on 2013-12-12.

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Mario Castellanos, DDS

NPI 1164402756 · General Practice Dentistry · Hemet, CA

Mario Castellanos, DDS is a General Practice Dentistry provider in Hemet, CA (NPI 1164402756).

Provider details

NPI number: 1164402756
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 33258 (CA)

Practice location

2063 E Florida Ave

Hemet, CA 92544-4730

Phone: (951) 765-2040

Fax: (951) 765-2044

Street-level locationGet directions

More CA providers

Mailing address

2063 E Florida Ave

Hemet, CA 92544-4730

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 33258 (CA)
Dental Providers

Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)

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.

Enumerated: 2006-01-19
Last updated: 2013-12-12

Frequently asked questions

What is Mario Castellanos's NPI number?: Mario Castellanos's National Provider Identifier (NPI) is 1164402756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mario Castellanos's specialty?: Mario Castellanos is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
Where is Mario Castellanos located?: Mario Castellanos's practice location on file with NPPES is 2063 E Florida Ave, Hemet, CA 92544-4730.
What is Mario Castellanos's phone number?: The practice phone number listed in the NPPES registry for Mario Castellanos is (951) 765-2040.
Does Mario Castellanos accept Medicare?: Mario Castellanos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Mario Castellanos's NPI active?: Yes — Mario Castellanos's NPI (1164402756) is active in the NPPES registry as of the last update on 2013-12-12.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions