What is Mariana Greub's NPI number?

Mariana Greub's National Provider Identifier (NPI) is 1346004678, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mariana Greub's specialty?

Mariana Greub is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Mariana Greub located?

Mariana Greub's practice location on file with NPPES is 5616 Howell Mountain Ln, Antioch, CA 94531-6212.

What is Mariana Greub's phone number?

The practice phone number listed in the NPPES registry for Mariana Greub is (877) 296-8222.

Is Mariana Greub's NPI active?

Yes — Mariana Greub's NPI (1346004678) is active in the NPPES registry as of the last update on 2025-01-17.

IndividualActive

Mariana Greub

NPI 1346004678 · Behavior Technician · Antioch, CA

Mariana Greub is a Behavior Technician provider in Antioch, CA (NPI 1346004678).

Provider details

NPI number: 1346004678
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(50/100 index)

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

Registry tenure38% of score
2 yrs 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

5616 Howell Mountain Ln

Antioch, CA 94531-6212

Phone: (877) 296-8222

Fax: (925) 397-6751

Approximate (ZIP-level) locationGet directions

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Mailing address