NPPES file of Aug 9, 2026

Hayley Marie Loiselle, PA

Physician Assistant · Annapolis, MD

Hayley Marie Loiselle, PA is a physician assistant with a practice address in Annapolis, Maryland, and NPI 1235909003, issued on Jan 3, 2024. Check the license with the Maryland 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
1235909003
Name
Hayley Marie Loiselle
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
Practice location
180 Admiral Cochrane Dr # 410420, Annapolis, MD 21401
Phone
(443) 351-3376
Enumerated
Jan 3, 2024
Record last updated
Jan 3, 2024
Medicare enrollment
Enrolled (PECOS I20240808004783); 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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Verify Hayley Marie Loiselle in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland 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
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96% fewer Medicare Part D claims than the average physician assistant in 2024

37 Medicare Part D claims for 25 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Hayley Loiselle37
  2. Specialty average830

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.

Industry payments in 2024: $984.07

34 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hayley Loiselle$984.07
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Anne Arundel Dermatology PAStevensville, MD

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

Hayley Marie Loiselle among 3,224 physician assistant records in Maryland

Hayley Marie Loiselle, PA is one of 3,224 physician assistant records with a practice address in Maryland. 76% 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 86% of them.

  • NPI issued2024 · 86% of these records are older, 8% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2023 · median 2017 among the 1,974 with a school on file
  • Record last updated2024 · 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 363A00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

109 physician assistant records list a practice address in Annapolis

They are 109 of the 3,629 NPPES records with a practice address in Annapolis, and 3,224 physician assistant records in Maryland.

The 8 physician assistant records with the nearest ZIP codes

  1. Clifford Amos, PAAnnapolis, MD 214011023098514
  2. Molly Brockett, PA-CAnnapolis, MD 214011295778983
  3. Christopher Burroughs, PAAnnapolis, MD 214011487652269
  4. Kristen Davis, PA-CAnnapolis, MD 214011093719676
  5. Garrett Dean, PA-C, ATCAnnapolis, MD 214011164481339
  6. Kim Endres, PA-CAnnapolis, MD 214011184602724
  7. Lisa Fox, PA CAnnapolis, MD 214011427027648
  8. Katherine Hood, P.A.C.Annapolis, MD 214011902847007

Common questions

What is Hayley Marie Loiselle, PA's NPI number?

Hayley Marie Loiselle, PA's National Provider Identifier (NPI) is 1235909003, issued on Jan 3, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Hayley Marie Loiselle, PA located?

The NPPES record lists a practice address at 180 Admiral Cochrane Dr # 410420, Annapolis, MD, 21401. Phone: (443) 351-3376. Providers update this record themselves, so call before visiting.

How can I verify Hayley Marie Loiselle, PA's license?

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

How much does Hayley Marie Loiselle, PA prescribe under Medicare Part D?

In 2024, Hayley Marie Loiselle, PA had 37 Medicare Part D claims for 25 beneficiaries; the average among physician assistant prescribers was 830. 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.