NPPES file of Aug 9, 2026

Ashley E. Schaefer, NP

Dermatology Physician · Worcester, MA

Ashley E. Schaefer, NP is a dermatology physician with a practice address in Worcester, Massachusetts, and NPI 1942452511, issued on Oct 15, 2008. Check the license (Massachusetts 266774, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1942452511
Name
Ashley E. Schaefer
Credential
NP
Primary taxonomy
Dermatology Physician 207N00000X
License numbers
266774 MA
3963 CT
003963 CT
Self-reported in NPPES; status is on the state search
Practice location
950 Main St, Worcester, MA 01610
Phone
(508) 793-7467
Enumerated
Oct 15, 2008
Record last updated
Feb 18, 2026
Medicaid ID
0719625 MA
Medicare enrollment
Enrolled (PECOS I20101111000671); 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 950 Main St

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

  1. Katlyn FenuccioAthletic Trainer1568987006
  2. Wendy Grolnick, PH.D.Clinical Psychologist1033601224
  3. Amy HeberleClinical Psychologist1558799874
  4. Kara Massie, PH.D.Clinical Psychologist1861939233
  5. Robin McNally, NPNurse Practitioner1558335240
  6. Michelle Muller, FNPNurse Practitioner1184952947

Verify Ashley E. Schaefer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 266774
    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 Massachusetts 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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58% more Medicare Part D claims than the average dermatology physician in 2024

1,259 Medicare Part D claims for 391 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.

  1. Ashley Schaefer1,259
  2. Specialty average797

Most prescribed

  1. Clobetasol Propionate152 claims
  2. Ketoconazole119 claims
  3. Dupixent Pen75 claims
  4. Triamcinolone Acetonide59 claims
  5. Spironolactone57 claims
  6. Clindamycin Phosphate51 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: $1,754.81

103 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ashley Schaefer$1,754.81
  2. Specialty average$8,544.61

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

Bills Medicare through 2 group practices

  1. Day Kimball Medical Group IncDanielson, CT
  2. Dermatology Partners PCWallingford, CT

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

Ashley E. Schaefer among 627 dermatology physician records in Massachusetts

Ashley E. Schaefer, NP is one of 627 dermatology physician records with a practice address in Massachusetts. 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 2008, is newer than 47% of them.

  • NPI issued2008 · 47% of these records are older, 48% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2008 · median 2008 among the 445 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in Massachusetts

There are 627 dermatology physician records in Massachusetts.

The 8 dermatology physician records with the nearest ZIP codes

  1. Arjun Bashyam, MDWorcester, MA 016091699354100
  2. Katie O'Brien, NPWorcester, MA 016091801048921
  3. Seth Kates, M.D.Worcester, MA 016081760473557
  4. Thomas Rosenfeld, M.D.Worcester, MA 016061942203856
  5. David Snook, MDWorcester, MA 016061700847670
  6. Michael Cunningham, M.D.Worcester, MA 016051558749606
  7. Vijaya Daniel, M.D.Worcester, MA 016051922426915
  8. Wei-Che Ko, MDWorcester, MA 016051821523606

Common questions

What is Ashley E. Schaefer, NP's NPI number?

Ashley E. Schaefer, NP's National Provider Identifier (NPI) is 1942452511, issued on Oct 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Ashley E. Schaefer, NP located?

The NPPES record lists a practice address at 950 Main St, Worcester, MA, 01610. Phone: (508) 793-7467. Providers update this record themselves, so call before visiting.

How can I verify Ashley E. Schaefer, NP's license?

NPPES lists Massachusetts license number 266774, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ashley E. Schaefer, NP prescribe under Medicare Part D?

In 2024, Ashley E. Schaefer, NP had 1,259 Medicare Part D claims for 391 beneficiaries; the average among dermatology physician prescribers was 797. 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.