NPPES file of Aug 9, 2026

Stephanie Leigh Aaron, DO

Emergency Medicine Physician · Warwick, RI

Stephanie Leigh Aaron, DO is an emergency medicine physician with a practice address in Warwick, Rhode Island, and NPI 1063941540, issued on Jun 8, 2017. Check the license (Rhode Island DO01098, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; 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
1063941540
Name
Stephanie Leigh Aaron
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
DO01098 RI
TBD RI
Self-reported in NPPES; status is on the state search
Practice location
455 Toll Gate Road, Warwick, RI 02886
Phone
(864) 650-2955
Enumerated
Jun 8, 2017
Record last updated
Jun 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200505002083); 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 455 Toll Gate Road

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

  1. Rachel Beard, M.D.Surgery Physician1962639690
  2. Michael Connolly, MDSurgery Physician1841410743
  3. Travis Cotton, MDSurgery Physician1255574570
  4. Cameron Fletcher, PAPhysician Assistant1063088730
  5. Erica Mayer, PA-CPhysician Assistant1972933406
  6. Jameel Shareef, DOInternal Medicine Physician1891156824

Verify Stephanie Leigh Aaron in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
    Search for license DO01098
    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
Open the Rhode Island 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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2.4 times the Medicare Part D claims of the average emergency medicine physician in 2024

551 Medicare Part D claims for 374 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 56 claims were for opioids.

  1. Stephanie Aaron551
  2. Specialty average226

Most prescribed

  1. Methylprednisolone60 claims
  2. Prednisone57 claims
  3. Cefpodoxime Proxetil50 claims
  4. Oxycodone Hcl43 claims
  5. Azithromycin42 claims
  6. Amoxicillin-Clavulanate Potass29 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.

Bills Medicare through one group practice

  1. Affinity Physicians LLC.Warwick, RI

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

Stephanie Leigh Aaron among 418 emergency medicine physician records in Rhode Island

Stephanie Leigh Aaron, DO is one of 418 emergency medicine physician records with a practice address in Rhode Island. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 63% of them.

  • NPI issued2017 · 63% of these records are older, 33% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2017 · median 2012 among the 264 with a school on file
  • Record last updated2021 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

102 emergency medicine physician records list a practice address in Warwick

They are 102 of the 2,776 NPPES records with a practice address in Warwick, and 418 emergency medicine physician records in Rhode Island.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Alfonso Cardenas, M.D.Warwick, RI 028861588632541
  2. Norman Chou, M.D.Warwick, RI 028861396713905
  3. Peter Graves, MDWarwick, RI 028861346218989
  4. Katie Hamblett, MDWarwick, RI 028861881635639
  5. Eric Harrington, D.O.Warwick, RI 028861124096102
  6. Robert Heinl, M.D.Warwick, RI 028861679541213
  7. Kathleen Katamura, MDWarwick, RI 028861477594281
  8. Kenneth Larsen, D.OWarwick, RI 028861003894940

Common questions

What is Stephanie Leigh Aaron, DO's NPI number?

Stephanie Leigh Aaron, DO's National Provider Identifier (NPI) is 1063941540, issued on Jun 8, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Leigh Aaron, DO located?

The NPPES record lists a practice address at 455 Toll Gate Road, Warwick, RI, 02886. Phone: (864) 650-2955. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Leigh Aaron, DO's license?

NPPES lists Rhode Island license number DO01098, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephanie Leigh Aaron, DO prescribe under Medicare Part D?

In 2024, Stephanie Leigh Aaron, DO had 551 Medicare Part D claims for 374 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.