What is Tim Holt's NPI number?

Tim Holt's National Provider Identifier (NPI) is 1598608291, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tim Holt's specialty?

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

Where is Tim Holt located?

Tim Holt's practice location on file with NPPES is 5220 W Indian School Rd, Phoenix, AZ 85031-2605.

What is Tim Holt's phone number?

The practice phone number listed in the NPPES registry for Tim Holt is (623) 691-4085.

Is Tim Holt's NPI active?

Yes — Tim Holt's NPI (1598608291) is active in the NPPES registry as of the last update on 2026-04-09.

IndividualActive

Tim Holt

NPI 1598608291 · School Psychologist · Phoenix, AZ

Tim Holt is a School Psychologist provider in Phoenix, AZ (NPI 1598608291).

Provider details

NPI number: 1598608291
Entity type: Individual
Primary specialty: School PsychologistBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

School PsychologistPrimary103TS0200X
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

5220 W Indian School Rd

Phoenix, AZ 85031-2605

Phone: (623) 691-4085

Street-level locationGet directions

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Mailing address