What is Zachary Calo's NPI number?

Zachary Calo's National Provider Identifier (NPI) is 1245872548, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Zachary Calo's specialty?

Zachary Calo is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is Zachary Calo located?

Zachary Calo's practice location on file with NPPES is 845 El Camino Real, Menlo Park, CA 94025-4807.

What is Zachary Calo's phone number?

The practice phone number listed in the NPPES registry for Zachary Calo is (503) 828-7890.

Is Zachary Calo's NPI active?

Yes — Zachary Calo's NPI (1245872548) is active in the NPPES registry as of the last update on 2025-11-20.

IndividualActive

Zachary Calo

NPI 1245872548 · Clinical Psychologist · Menlo Park, CA

Zachary Calo is a Clinical Psychologist provider in Menlo Park, CA (NPI 1245872548).

Provider details

NPI number: 1245872548
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No
License: 36311 (CA)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense 36311 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(65/100 index)

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

Registry tenure38% of score
6 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

845 El Camino Real

Menlo Park, CA 94025-4807

Phone: (503) 828-7890

Street-level locationGet directions

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Mailing address