What is Mario Lopez's NPI number?

Mario Lopez's National Provider Identifier (NPI) is 1891630265, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mario Lopez's specialty?

Mario Lopez is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).

Where is Mario Lopez located?

Mario Lopez's practice location on file with NPPES is 1919 B St, Marysville, CA 95901-3731.

What is Mario Lopez's phone number?

The practice phone number listed in the NPPES registry for Mario Lopez is (530) 741-6000.

Is Mario Lopez's NPI active?

Yes — Mario Lopez's NPI (1891630265) is active in the NPPES registry as of the last update on 2026-04-22.

IndividualActive

Mario Lopez

NPI 1891630265 · School Social Worker · Marysville, CA

Mario Lopez is a School Social Worker provider in Marysville, CA (NPI 1891630265).

Provider details

NPI number: 1891630265
Entity type: Individual
Primary specialty: School Social WorkerBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

School Social WorkerPrimary1041S0200X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 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
83% 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

1919 B St

Marysville, CA 95901-3731

Phone: (530) 741-6000

Street-level locationGet directions

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Mailing address