Ashley Megan O'Neill, AGACNP
Acute Care Nurse Practitioner · Phoenix, AZ
Ashley Megan O'Neill, AGACNP is an acute care nurse practitioner with a practice address in Phoenix, Arizona, and NPI 1104685452, issued on Mar 18, 2024. Check the license (Arizona 308611, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ashley Megan O'Neill
- Credential
- AGACNP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- 308611 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 500 W Thomas RD Ste 300, Phoenix, AZ 85013
- Phone
- (602) 406-8000
- Enumerated
- Mar 18, 2024
- Record last updated
- Aug 8, 2024
- Fax
- (602) 406-3111
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 645 in Arizona → Look up another NPI →
Also registered at 500 W Thomas RD Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaitlyn Feith, FNP-BCFamily Nurse Practitioner1942818802
- Rhiannon Garcia, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1508584723
- Tess Harnett, PA-CPhysician Assistant1467078469
Verify Ashley Megan O'Neill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 308611Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
62 Medicare Part D claims for 22 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of 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.
Ashley Megan O'Neill among 645 acute care nurse practitioner records in Arizona
Ashley Megan O'Neill, AGACNP is one of 645 acute care nurse practitioner records with a practice address in Arizona. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 88% of them.
- NPI issued2024 · 88% of these records are older, 7% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2024 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Arizona
There are 645 acute care nurse practitioner records in Arizona.
All 645 in Arizona → Every provider in Phoenix → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Jennifer Armfield, ACNPPhoenix, AZ 850131538562426
- Ashley Chadwick, MSN, ACNP-BCPhoenix, AZ 850131427346246
- Eunjoo ChungPhoenix, AZ 850131639493208
- Michelle Davis, AGACNPPhoenix, AZ 850131336535517
- Marcel Gourian, ACNP-BCPhoenix, AZ 850131386088243
- Thomas Luzny, ACNPPhoenix, AZ 850131093141590
- Diane McLaughlin, APRN-CNP, DNPPhoenix, AZ 850131548697261
- Allyson McLean, AG-ACNPPhoenix, AZ 850131679964662
Common questions
What is Ashley Megan O'Neill, AGACNP's NPI number?
Ashley Megan O'Neill, AGACNP's National Provider Identifier (NPI) is 1104685452, issued on Mar 18, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Megan O'Neill, AGACNP located?
The NPPES record lists a practice address at 500 W Thomas RD Ste 300, Phoenix, AZ, 85013. Phone: (602) 406-8000. Providers update this record themselves, so call before visiting.
How can I verify Ashley Megan O'Neill, AGACNP's license?
NPPES lists Arizona license number 308611, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Ashley Megan O'Neill, AGACNP prescribe under Medicare Part D?
In 2024, Ashley Megan O'Neill, AGACNP had 62 Medicare Part D claims for 22 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.