NPPES file of Aug 9, 2026

Ester L. Ruiz, PHD, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner · Chandler, AZ

Ester L. Ruiz, PHD, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Chandler, Arizona, and NPI 1114924362, issued on Jul 1, 2005. Check the license (Arizona AP3945, 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
1114924362
Name
Ester L. Ruiz
Credential
PHD, PMHNP-BC
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
AP3945 AZ
AZ3116 AZ
Self-reported in NPPES; status is on the state search
Practice location
1835 W Chandler Blvd Ste 100, Chandler, AZ 85224
Phone
(480) 779-9050
Enumerated
Jul 1, 2005
Record last updated
Jul 21, 2022
Fax
(480) 717-4025
Medicaid ID
228738 AZ
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest psychiatric/mental health nurse practitioner records → All 1,887 in Arizona → Look up another NPI →

Verify Ester L. Ruiz 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 AP3945    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

89% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

104 Medicare Part D claims for 13 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Ester Ruiz104
  2. Specialty average906

Most prescribed

  1. Lorazepam15 claims
  2. Bupropion Xl11 claims
  3. Vilazodone Hcl11 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.

Ester L. Ruiz among 1,887 psychiatric/mental health nurse practitioner records in Arizona

Ester L. Ruiz, PHD, PMHNP-BC is one of 1,887 psychiatric/mental health nurse practitioner records with a practice address in Arizona. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, over 99% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2022 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

75 psychiatric/mental health nurse practitioner records list a practice address in Chandler

They are 75 of the 5,497 NPPES records with a practice address in Chandler, and 1,887 psychiatric/mental health nurse practitioner records in Arizona.

All 1,887 in Arizona → Every provider in Chandler → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Tara Clark, PMHDNPChandler, AZ 852241083199269
  2. Paul Denehy, N.P.Chandler, AZ 852241821034182
  3. Amanda Fitzgerald, MSN, PMHNP-BCChandler, AZ 852241407475999
  4. Chen-Pei Hung, NPChandler, AZ 852241649549635
  5. Sunitha Jose, PMHNP-BCChandler, AZ 852241609487149
  6. Kionglee Jung, FNP/PMHNPChandler, AZ 852241184039968
  7. Melanie Laub, PMHNPChandler, AZ 852241679166805
  8. Mark McCoy, PMHNP-BCChandler, AZ 852241316481518

Common questions

What is Ester L. Ruiz, PHD, PMHNP-BC's NPI number?

Ester L. Ruiz, PHD, PMHNP-BC's National Provider Identifier (NPI) is 1114924362, issued on Jul 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ester L. Ruiz, PHD, PMHNP-BC located?

The NPPES record lists a practice address at 1835 W Chandler Blvd Ste 100, Chandler, AZ, 85224. Phone: (480) 779-9050. Providers update this record themselves, so call before visiting.

How can I verify Ester L. Ruiz, PHD, PMHNP-BC's license?

NPPES lists Arizona license number AP3945, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Ester L. Ruiz, PHD, PMHNP-BC prescribe under Medicare Part D?

In 2024, Ester L. Ruiz, PHD, PMHNP-BC had 104 Medicare Part D claims for 13 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.

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.