NPPES file of Aug 9, 2026

Amy L. Knapp, PSY.D., NCSP

Clinical Neuropsychologist · Phoenix, AZ

Amy L. Knapp, PSY.D., NCSP is a clinical neuropsychologist with a practice address in Phoenix, Arizona, and NPI 1235297425, issued on Dec 4, 2006. Check the license (Arizona 4152, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235297425
Name
Amy L. Knapp
Credential
PSY.D., NCSP
Primary taxonomy
Clinical Neuropsychologist 103G00000X
License number
4152 AZ
Self-reported in NPPES; status is on the state search
Practice location
2999 N 44TH St Ste 415, Phoenix, AZ 85018
Phone
(602) 675-0335
Enumerated
Dec 4, 2006
Record last updated
Jan 4, 2023
Fax
(602) 865-8089
Medicare enrollment
Enrolled (PECOS I20120606000090); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical neuropsychologist records → All 137 in Arizona → Look up another NPI →

Also registered at 2999 N 44TH St Ste 415

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Brian Klinck, PSYDClinical Neuropsychologist1649412743

Verify Amy L. Knapp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 4152    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Knapp NeuropsychologyPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Amy L. Knapp among 137 clinical neuropsychologist records in Arizona

Amy L. Knapp, PSY.D., NCSP is one of 137 clinical neuropsychologist records with a practice address in Arizona. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 78% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 35% of these records are
  • Graduated2009 · median 2009 among the 48 with a school on file
  • Record last updated2023 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neuropsychologist providers in Arizona

There are 137 clinical neuropsychologist records in Arizona.

All 137 in Arizona → Every provider in Phoenix → Clinical Neuropsychologist nationwide →

The 8 clinical neuropsychologist records with the nearest ZIP codes

  1. Brian Klinck, PSYDPhoenix, AZ 850181649412743
  2. Shemira Murji, PH.D.Phoenix, AZ 850181316012438
  3. Marisa Sanchez, PSYDPhoenix, AZ 850181336515634
  4. Kiran Amin, PH.D.Phoenix, AZ 850201275969867
  5. Jennifer Bortz, PHDPhoenix, AZ 850161306823810
  6. Laisa Forestier Perez, PHDPhoenix, AZ 850161154243822
  7. Morgan Hall, PH.D.Phoenix, AZ 850161417345364
  8. Karlie Krause, PSY.D.Phoenix, AZ 850161447988910

Common questions

What is Amy L. Knapp, PSY.D., NCSP's NPI number?

Amy L. Knapp, PSY.D., NCSP's National Provider Identifier (NPI) is 1235297425, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Amy L. Knapp, PSY.D., NCSP located?

The NPPES record lists a practice address at 2999 N 44TH St Ste 415, Phoenix, AZ, 85018. Phone: (602) 675-0335. Providers update this record themselves, so call before visiting.

How can I verify Amy L. Knapp, PSY.D., NCSP's license?

NPPES lists Arizona license number 4152, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.