What is Marissa Grahlman's NPI number?

Marissa Grahlman's National Provider Identifier (NPI) is 1922947845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marissa Grahlman's specialty?

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

Where is Marissa Grahlman located?

Marissa Grahlman's practice location on file with NPPES is 15802 N Parkview Pl, Surprise, AZ 85374-7466.

What is Marissa Grahlman's phone number?

The practice phone number listed in the NPPES registry for Marissa Grahlman is (623) 523-8930.

Is Marissa Grahlman's NPI active?

Yes — Marissa Grahlman's NPI (1922947845) is active in the NPPES registry as of the last update on 2026-03-26.

IndividualActive

Marissa Grahlman, EDS., NCSP

NPI 1922947845 · School Psychologist · Surprise, AZ

Marissa Grahlman, EDS., NCSP is a School Psychologist provider in Surprise, AZ (NPI 1922947845).

Provider details

NPI number: 1922947845
Entity type: Individual
Primary specialty: School PsychologistBehavioral Health & Social Service Providers
Credential: EDS., NCSP
Sex: Female
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

15802 N Parkview Pl

Surprise, AZ 85374-7466

Phone: (623) 523-8930

Street-level locationGet directions

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Mailing address