Knapp Neuropsychology in Phoenix, AZ
This organization bills under NPI 1922722917, an organization record issued on Oct 3, 2022 with the primary taxonomy Clinical Neuropsychologist. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1922722917
- Legal name
- Knapp Neuropsychology
- Entity
- Type 2 · organization
- Primary taxonomy
- Clinical Neuropsychologist 103G00000X
- Practice location
- 2999 N 44TH ST STE 415, Phoenix, AZ 85018
- Phone
- 602-675-0335
- Enumerated
- Oct 3, 2022
- Record updated
- Jan 9, 2023
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with Knapp Neuropsychology in Phoenix
- Amy Knapp, PSYD, NCSPClinical Neuropsychologist1235297425
- Marissa Mascorro, PSYDClinical Psychologist1063832343
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Arizona secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.