NPPES file of Aug 9, 2026

Amber Diane Walker, PMHNP - BC

Psychiatric/Mental Health Nurse Practitioner · Gilbert, AZ

Amber Diane Walker, PMHNP - BC is a psychiatric/mental health nurse practitioner with a practice address in Gilbert, Arizona, and NPI 1144940776, issued on Sep 1, 2022. Check the license (Arizona RNP279873, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144940776
Name
Amber Diane Walker
Credential
PMHNP - BC
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
RNP279873 AZ
Self-reported in NPPES; status is on the state search
Practice location
890 W Elliot RD Ste 101, Gilbert, AZ 85233
Phone
(480) 716-8114
Enumerated
Sep 1, 2022
Record last updated
Sep 23, 2025
Fax
(480) 716-7010
Medicare enrollment
Enrolled (PECOS I20231003000372); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Also registered at 890 W Elliot RD Ste 101

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

  1. Tara Iacono, RPA-CPhysician Assistant1437308384
  2. Tracy PeoplesChore Provider1194518662

Verify Amber Diane Walker 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 RNP279873
    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

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82% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

162 Medicare Part D claims for 11 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Amber Walker162
  2. Specialty average906

Most prescribed

  1. Duloxetine Hcl24 claims
  2. Lamotrigine17 claims
  3. Quetiapine Fumarate15 claims
  4. Clonazepam14 claims
  5. Lorazepam14 claims
  6. Risperidone12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $744.36

33 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Amber Walker$744.36
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

121 psychiatric/mental health nurse practitioner records list a practice address in Gilbert

They are 121 of the 5,802 NPPES records with a practice address in Gilbert, and 1,887 psychiatric/mental health nurse practitioner records in Arizona.

Other psychiatric/mental health nurse practitioner records in Arizona

  1. Stella Abaaba, PMHNP-BCPhoenix, AZ1801687850
  2. Kamani Abarikwu, PMHNP-BCPrescott, AZ1639929011
  3. Lamia Abdouni, PMHNPChandler, AZ1679928790
  4. Jill Abernathy-Wilke, PMHNPChandler, AZ1114624871
  5. Doyinsola Abikoye, NPPhoenix, AZ1073494225
  6. Ghassan Abuelian, PMHNPScottsdale, AZ1699534586
  7. Gia Accuardi, PMHNPKayenta, AZ1629389366
  8. Marieclaire Acha, PMHNPAvondale, AZ1386279875
  9. Akuteh AchangGilbert, AZ1386366979
  10. Jane Ackerley, DNPTucson, AZ1588868921

Common questions

What is Amber Diane Walker, PMHNP - BC's NPI number?

Amber Diane Walker, PMHNP - BC's National Provider Identifier (NPI) is 1144940776, issued on Sep 1, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Amber Diane Walker, PMHNP - BC located?

The NPPES record lists a practice address at 890 W Elliot RD Ste 101, Gilbert, AZ, 85233. Phone: (480) 716-8114. Providers update this record themselves, so call before visiting.

How can I verify Amber Diane Walker, PMHNP - BC's license?

NPPES lists Arizona license number RNP279873, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Amber Diane Walker, PMHNP - BC prescribe under Medicare Part D?

In 2024, Amber Diane Walker, PMHNP - BC had 162 Medicare Part D claims for 11 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions 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.

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.