NPPES file of Aug 9, 2026

Ashley Taylor Costello, PA-C

Physician Assistant · Falmouth, MA

Ashley Taylor Costello, PA-C is a physician assistant with a practice address in Falmouth, Massachusetts, and NPI 1013682731, issued on Aug 13, 2021. Check the license (Massachusetts PA8267, as entered in NPPES) 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
1013682731
Name
Ashley Taylor Costello
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA8267 MA
Self-reported in NPPES; status is on the state search
Practice location
40 Davis Straits, Falmouth, MA 02540
Phone
(774) 255-3010
Enumerated
Aug 13, 2021
Record last updated
Sep 30, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 40 Davis Straits

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

  1. Cheri Ashbaugh, FNP-CFamily Nurse Practitioner1629806294
  2. Brittney Berrios, FNP-BCFamily Nurse Practitioner1992403638
  3. Denise Bishop, CNPFamily Nurse Practitioner1669848594
  4. Lucy Capomacchio, FNPFamily Nurse Practitioner1568224251
  5. Francesca Donaghey, PA-CPhysician Assistant1750920377
  6. Lauren Hildreth, PA-CPhysician Assistant1831819226

Verify Ashley Taylor Costello in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license PA8267
    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
Find the Massachusetts license search

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18% fewer Medicare Part D claims than the average physician assistant in 2024

677 Medicare Part D claims for 475 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Ashley Costello677
  2. Specialty average830

Most prescribed

  1. Amoxicillin-Clavulanate Potass85 claims
  2. Prednisone76 claims
  3. Cephalexin72 claims
  4. Doxycycline Monohydrate48 claims
  5. Methylprednisolone45 claims
  6. Azithromycin42 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 Taylor Costello among 4,713 physician assistant records in Massachusetts

Ashley Taylor Costello, 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 2021, is newer than 63% of them.

  • NPI issued2021 · 63% of these records are older, 32% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2024 · 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).

21 physician assistant records list a practice address in Falmouth

They are 21 of the 550 NPPES records with a practice address in Falmouth, and 4,713 physician assistant records in Massachusetts.

The 8 physician assistant records with the nearest ZIP codes

  1. Anne Chiavegato, PAFalmouth, MA 025401861447518
  2. Justin CobisFalmouth, MA 025401598108102
  3. Francesca Donaghey, PA-CFalmouth, MA 025401750920377
  4. Lyndsay DuarteFalmouth, MA 025401972747442
  5. Margaret Gladski, PAFalmouth, MA 025401609099936
  6. Matthew Gomberg, PAFalmouth, MA 025401093281446
  7. John Hill, PAFalmouth, MA 025401861461246
  8. Lisa Mayhew, PA-CFalmouth, MA 025401023080538

Common questions

What is Ashley Taylor Costello, PA-C's NPI number?

Ashley Taylor Costello, PA-C's National Provider Identifier (NPI) is 1013682731, issued on Aug 13, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Ashley Taylor Costello, PA-C located?

The NPPES record lists a practice address at 40 Davis Straits, Falmouth, MA, 02540. Phone: (774) 255-3010. Providers update this record themselves, so call before visiting.

How can I verify Ashley Taylor Costello, PA-C's license?

NPPES lists Massachusetts license number PA8267, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Ashley Taylor Costello, PA-C prescribe under Medicare Part D?

In 2024, Ashley Taylor Costello, PA-C had 677 Medicare Part D claims for 475 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.