What is Robert Hildreth's NPI number?

Robert Hildreth's National Provider Identifier (NPI) is 1558220434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Robert Hildreth's specialty?

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

Where is Robert Hildreth located?

Robert Hildreth's practice location on file with NPPES is 106 Sausalito Ct, Vacaville, CA 95687-3384.

What is Robert Hildreth's phone number?

The practice phone number listed in the NPPES registry for Robert Hildreth is (707) 812-9450.

Is Robert Hildreth's NPI active?

Yes — Robert Hildreth's NPI (1558220434) is active in the NPPES registry as of the last update on 2026-01-17.

IndividualActive

Robert Hildreth, CCS

NPI 1558220434 · Health Service Psychologist · Vacaville, CA

Robert Hildreth, CCS is a Health Service Psychologist provider in Vacaville, CA (NPI 1558220434).

Provider details

NPI number: 1558220434
Entity type: Individual
Primary specialty: Health Service PsychologistBehavioral Health & Social Service Providers
Credential: CCS
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Health Service PsychologistPrimary103TH0100X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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

106 Sausalito Ct

Vacaville, CA 95687-3384

Phone: (707) 812-9450

Street-level locationGet directions

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Mailing address