What is Maria Ruiz's NPI number?

Maria Ruiz's National Provider Identifier (NPI) is 1952138307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Maria Ruiz's specialty?

Maria Ruiz is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).

Where is Maria Ruiz located?

Maria Ruiz's practice location on file with NPPES is 301 E 13th St, Merced, CA 95341-6211.

What is Maria Ruiz's phone number?

The practice phone number listed in the NPPES registry for Maria Ruiz is (209) 381-6800.

Is Maria Ruiz's NPI active?

Yes — Maria Ruiz's NPI (1952138307) is active in the NPPES registry as of the last update on 2025-06-13.

IndividualActive

Maria Ruiz

NPI 1952138307 · Peer Specialist · Merced, CA

Maria Ruiz is a Peer Specialist provider in Merced, CA (NPI 1952138307).

Provider details

NPI number: 1952138307
Entity type: Individual
Primary specialty: Peer SpecialistOther Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Peer SpecialistPrimary175T00000X
Other Service Providers

Profile Score

Basic profile(49/100 index)

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

Registry tenure38% of score
1 yr in NPPES 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

301 E 13th St

Merced, CA 95341-6211

Phone: (209) 381-6800

Street-level locationGet directions

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Mailing address