NPPES file of Aug 9, 2026

Elyssa A. Pellish, MD

Emergency Medicine Physician · Worcester, MA

Elyssa A. Pellish, MD is an emergency medicine physician with a practice address in Worcester, Massachusetts, and NPI 1407830201, issued on Dec 5, 2005. Check the license (Massachusetts 234790, 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
1407830201
Name
Elyssa A. Pellish
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
234790 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Lake Ave N, Worcester, MA 01655
Phone
(508) 421-1400
Enumerated
Dec 5, 2005
Record last updated
Mar 25, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(508) 421-1490
Medicaid ID
2152452 MA
Medicare enrollment
Enrolled (PECOS I20080922000539); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2001
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 55 Lake Ave N

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

  1. Nawal Aamir, MDInternal Medicine Physician1588248926
  2. Amarys Abadie, CRNACertified Registered Nurse Anesthetist1992936843
  3. Paula Abate, NPNurse Practitioner1336265909
  4. Aly AbayazeedDiagnostic Radiology Physician1821221946
  5. Zainab AbbasDermatology Physician1609028000
  6. Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417

Verify Elyssa A. Pellish 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 234790
    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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21% more Medicare Part D claims than the average emergency medicine physician in 2024

274 Medicare Part D claims for 215 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Elyssa Pellish274
  2. Specialty average226

Most prescribed

  1. Prednisone30 claims
  2. Doxycycline Monohydrate21 claims
  3. Albuterol Sulfate Hfa18 claims
  4. Amoxicillin-Clavulanate Potass18 claims
  5. Cefadroxil12 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 2 group practices

  1. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
  2. Reliant Medical Group IncWorcester, MA

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

Elyssa A. Pellish among 1,829 emergency medicine physician records in Massachusetts

Elyssa A. Pellish, MD is one of 1,829 emergency medicine physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2001 · median 2011 among the 1,200 with a school on file
  • Record last updated2009 · 57% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

216 emergency medicine physician records list a practice address in Worcester

They are 216 of the 13,166 NPPES records with a practice address in Worcester, and 1,829 emergency medicine physician records in Massachusetts.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Steven Bird, MDWorcester, MA 016551174514863
  2. Tara Brigham, MDWorcester, MA 016551457342172
  3. Michael Butler, MDWorcester, MA 016551558352922
  4. Chad Darling, MDWorcester, MA 016551174514798
  5. Eric Dickson, MDWorcester, MA 016551851385611
  6. Gayle Galletta, MDWorcester, MA 016551831172055
  7. Romolo Gaspari, MDWorcester, MA 016551023091261
  8. Julianne Huber, MDWorcester, MA 016551295723310

Common questions

What is Elyssa A. Pellish, MD's NPI number?

Elyssa A. Pellish, MD's National Provider Identifier (NPI) is 1407830201, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Elyssa A. Pellish, MD located?

The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 421-1400. Providers update this record themselves, so call before visiting.

How can I verify Elyssa A. Pellish, MD's license?

NPPES lists Massachusetts license number 234790, 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 Elyssa A. Pellish, MD prescribe under Medicare Part D?

In 2024, Elyssa A. Pellish, MD had 274 Medicare Part D claims for 215 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.