NPPES file of Aug 9, 2026

Allison O'Leary, PA-C

Physician Assistant · Nashville, TN

Allison O'Leary, PA-C is a physician assistant with a practice address in Nashville, Tennessee, and NPI 1558646711, issued on Oct 19, 2011. Check the license with the Tennessee 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558646711
Name
Allison O'Leary
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA07588 TX
Self-reported in NPPES; status is on the state search
Practice location
3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone
(615) 936-2000
Enumerated
Oct 19, 2011
Record last updated
Mar 26, 2022
Medicare enrollment
Enrolled (PECOS I20171103002072); 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 3601 The Vanderbilt Clinic

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

  1. Kristie AamodtPediatric Endocrinology Physician1780115931
  2. Hibo Abdi, APRNGerontology Nurse Practitioner1336761758
  3. Hodan Abdi, NPFamily Nurse Practitioner1710383922
  4. Cecilia Abello, PA-CPhysician Assistant1760336101
  5. Ahad Abid, MDInternal Medicine Physician1316500176
  6. Yara Aboshady, MDObstetrics & Gynecology Physician1558998971

Verify Allison O'Leary in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this professionCheck 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 Tennessee license search

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88% fewer Medicare Part D claims than the average physician assistant in 2024

102 Medicare Part D claims for 75 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Allison O'Leary102
  2. Specialty average830

Most prescribed

  1. Amoxicillin-Clavulanate Potass16 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.4
  2. Costout of 100 · 30%63.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Retail Health Clinics, LLCLebanon, TN

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

700 physician assistant records list a practice address in Nashville

They are 700 of the 24,357 NPPES records with a practice address in Nashville, and 3,055 physician assistant records in Tennessee.

Other physician assistant records in Tennessee

  1. Katrina Aardema, PA-CGallatin, TN1679039010
  2. Anum Abbas, PAMemphis, TN1548048671
  3. Samir AbdeljawadNashville, TN1396674370
  4. Rojin Abdullah, PA-CNashville, TN1982292447
  5. Cecilia Abello, PA-CNashville, TN1760336101
  6. Jadie Abendroth, PA-CMemphis, TN1073815742
  7. Marina Abraham, PA-CNashville, TN1316696370
  8. Merielle AbreuThompsons Station, TN1467048876
  9. Amanda Absher, PA-CMaryville, TN1144430794
  10. Seth Achey, PABristol, TN1437213857

Common questions

What is Allison O'Leary, PA-C's NPI number?

Allison O'Leary, PA-C's National Provider Identifier (NPI) is 1558646711, issued on Oct 19, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Allison O'Leary, PA-C located?

The NPPES record lists a practice address at 3601 The Vanderbilt Clinic, Nashville, TN, 37232. Phone: (615) 936-2000. Providers update this record themselves, so call before visiting.

How can I verify Allison O'Leary, PA-C's license?

Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Allison O'Leary, PA-C prescribe under Medicare Part D?

In 2024, Allison O'Leary, PA-C had 102 Medicare Part D claims for 75 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Allison O'Leary, PA-C's MIPS final score?

The 2023 MIPS final score is 82.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.