NPPES file of Aug 9, 2026

Cassandra Ayre, PA-C

Physician Assistant · Springfield, MA

Cassandra Ayre, PA-C is a physician assistant with a practice address in Springfield, Massachusetts, and NPI 1861123168, issued on Jun 19, 2022. Check the license with the Massachusetts 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
1861123168
Name
Cassandra Ayre
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
125 Liberty St Ste 403, Springfield, MA 01103
Phone
(413) 739-6611
Enumerated
Jun 19, 2022
Record last updated
Jun 19, 2022
Medicare enrollment
Enrolled (PECOS I20221027002622); may accept 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 125 Liberty St Ste 403

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

  1. Leana Karam, PA-CPhysician Assistant1134969660

Verify Cassandra Ayre in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts 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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28% fewer Medicare Part D claims than the average physician assistant in 2024

599 Medicare Part D claims for 202 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Cassandra Ayre599
  2. Specialty average830

Most prescribed

  1. Ketoconazole84 claims
  2. Triamcinolone Acetonide66 claims
  3. Tacrolimus41 claims
  4. Hydroxyzine Hcl37 claims
  5. Fluocinonide32 claims
  6. Clobetasol Propionate22 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.

Industry payments in 2024: $4,372.17

179 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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. Cassandra Ayre$4,372.17
  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. Demos Dermatology LLCW Springfield, MA

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

Cassandra Ayre among 4,713 physician assistant records in Massachusetts

Cassandra Ayre, PA-C is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% 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 68% of them.

  • NPI issued2022 · 68% of these records are older, 25% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2022 · median 2019 among the 3,217 with a school on file
  • Record last updated2022 · 38% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

172 physician assistant records list a practice address in Springfield

They are 172 of the 8,553 NPPES records with a practice address in Springfield, and 4,713 physician assistant records in Massachusetts.

The 8 physician assistant records with the nearest ZIP codes

  1. Ilona Charvayev, M.S., PACSpringfield, MA 011031942692751
  2. Michael Child, PA-CSpringfield, MA 011031740764497
  3. Amanda Galloway, PACSpringfield, MA 011031528467248
  4. Ashley Harris, PASpringfield, MA 011031508051491
  5. Chelsea Harstad, PA-CSpringfield, MA 011031235528324
  6. Jennifer Horne, PA-CSpringfield, MA 011031174191571
  7. Melonie Kalnenieks, PA-CSpringfield, MA 011031366601239
  8. Myungjee Kang, PHYSICIAN ASSISTANTSpringfield, MA 011031124607502

Common questions

What is Cassandra Ayre, PA-C's NPI number?

Cassandra Ayre, PA-C's National Provider Identifier (NPI) is 1861123168, issued on Jun 19, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Ayre, PA-C located?

The NPPES record lists a practice address at 125 Liberty St Ste 403, Springfield, MA, 01103. Phone: (413) 739-6611. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Ayre, PA-C's license?

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

How much does Cassandra Ayre, PA-C prescribe under Medicare Part D?

In 2024, Cassandra Ayre, PA-C had 599 Medicare Part D claims for 202 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.