NPPES file of Aug 9, 2026

Kelly Marie Irwin, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner · Oro Valley, AZ

Kelly Marie Irwin, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Oro Valley, Arizona, and NPI 1821713447, issued on Oct 6, 2022. Check the license (Arizona 281839, 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
1821713447
Name
Kelly Marie Irwin
Credential
PMHNP-BC
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
281839 AZ
Self-reported in NPPES; status is on the state search
Practice location
1846 E Innovation Park Dr Ste 100, Oro Valley, AZ 85755
Phone
(520) 479-2700
Enumerated
Oct 6, 2022
Record last updated
Jan 5, 2024
Fax
(520) 479-2800
Medicare enrollment
Enrolled (PECOS I20230817002883); 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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Also registered at 1846 E Innovation Park Dr Ste 100

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

  1. Cindy Arenas Nieves, LMFTMarriage & Family Therapist1659851657
  2. Samuel Barrons, MA, MSMarriage & Family Therapist1255012027
  3. Dylan Doss, D.O.Internal Medicine Physician1609308006
  4. Mianna Gale, DNP, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1477223212
  5. Amarissa Handy, RDRegistered Dietitian1558109777
  6. Paula Hewitt, LACMental Health Counselor1811746829

Verify Kelly Marie Irwin 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 281839
    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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96% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

36 Medicare Part D claims for 18 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Kelly Irwin36
  2. Specialty average906

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.

Bills Medicare through one group practice

  1. Connections Southernaz, LLCTucson, AZ

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

Kelly Marie Irwin among 1,887 psychiatric/mental health nurse practitioner records in Arizona

Kelly Marie Irwin, 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 2022, is newer than 62% of them.

  • NPI issued2022 · 62% of these records are older, 32% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2022 · median 2020 among the 1,079 with a school on file
  • Record last updated2024 · 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).

9 psychiatric/mental health nurse practitioner records list a practice address in Oro Valley

They are 9 of the 542 NPPES records with a practice address in Oro Valley, and 1,887 psychiatric/mental health nurse practitioner records in Arizona.

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

  1. Vickie Anderson, PMHNPOro Valley, AZ 857551265083802
  2. Carley Baghai, DNP, PMHNP-BC, APRNOro Valley, AZ 857551679355549
  3. Terri Farmer, NPOro Valley, AZ 857551881817690
  4. Mianna Gale, DNP, APRN, PMHNP-BCOro Valley, AZ 857551477223212
  5. Sabina PascaruOro Valley, AZ 857551487351011
  6. Jovan Ramirez, PMHNP-BCOro Valley, AZ 857551144796152
  7. Carla Smith, PMHNP-BCOro Valley, AZ 857551528663150
  8. Kristin WhitewaterOro Valley, AZ 857551841830049

Common questions

What is Kelly Marie Irwin, PMHNP-BC's NPI number?

Kelly Marie Irwin, PMHNP-BC's National Provider Identifier (NPI) is 1821713447, issued on Oct 6, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Kelly Marie Irwin, PMHNP-BC located?

The NPPES record lists a practice address at 1846 E Innovation Park Dr Ste 100, Oro Valley, AZ, 85755. Phone: (520) 479-2700. Providers update this record themselves, so call before visiting.

How can I verify Kelly Marie Irwin, PMHNP-BC's license?

NPPES lists Arizona license number 281839, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Kelly Marie Irwin, PMHNP-BC prescribe under Medicare Part D?

In 2024, Kelly Marie Irwin, PMHNP-BC had 36 Medicare Part D claims for 18 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.