NPPES file of Aug 9, 2026

Matthew Gray, MD

Emergency Medicine Physician · Westfield, MA

Matthew Gray, MD is an emergency medicine physician with a practice address in Westfield, Massachusetts, and NPI 1003346776, issued on Jun 15, 2017. Check the license (Massachusetts 285642, 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
1003346776
Name
Matthew Gray
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
285642 MA
Self-reported in NPPES; status is on the state search
Practice location
115 W Silver St, Westfield, MA 01085
Phone
(413) 568-2811
Enumerated
Jun 15, 2017
Record last updated
Oct 26, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201105000665); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 2017
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 115 W Silver St

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

  1. Craig Ashcroft, MDSurgery Physician1659993921
  2. Danielle Aston, DOEmergency Medicine Physician1558983940
  3. Derek Aviles, PA-CMedical Physician Assistant1336951110
  4. Edward Ballis, M.D.Psychiatry Physician1588753743
  5. Lisa Cannon, RD, LDNRegistered Dietitian1629249255
  6. Juanita Carnes, NPNurse Practitioner1275575342

Verify Matthew Gray 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 285642
    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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65% fewer Medicare Part D claims than the average emergency medicine physician in 2024

79 Medicare Part D claims for 73 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Matthew Gray79
  2. Specialty average226

Most prescribed

  1. Cephalexin11 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 one group practice

  1. Baystate Medical Practices IncWestfield, MA

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

Matthew Gray among 1,829 emergency medicine physician records in Massachusetts

Matthew Gray, 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 2017, is newer than 77% of them.

  • NPI issued2017 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2017 · median 2011 among the 1,200 with a school on file
  • Record last updated2020 · 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).

16 emergency medicine physician records list a practice address in Westfield

They are 16 of the 910 NPPES records with a practice address in Westfield, and 1,829 emergency medicine physician records in Massachusetts.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Danielle Aston, DOWestfield, MA 010851558983940
  2. John Fialkovich, MDWestfield, MA 010851982921466
  3. Chelsea Green, DOWestfield, MA 010851194257006
  4. David Hansen, D.O.Westfield, MA 010851235578642
  5. Brendon Kinsley, MDWestfield, MA 010851154943553
  6. Sarah Kleinschmidt, MDWestfield, MA 010851144751280
  7. Nicolas Monte, M.D.West Springfield, MA 010851366806424
  8. Stuart Rose, MDWestfield, MA 010851306888201

Common questions

What is Matthew Gray, MD's NPI number?

Matthew Gray, MD's National Provider Identifier (NPI) is 1003346776, issued on Jun 15, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Gray, MD located?

The NPPES record lists a practice address at 115 W Silver St, Westfield, MA, 01085. Phone: (413) 568-2811. Providers update this record themselves, so call before visiting.

How can I verify Matthew Gray, MD's license?

NPPES lists Massachusetts license number 285642, 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 Matthew Gray, MD prescribe under Medicare Part D?

In 2024, Matthew Gray, MD had 79 Medicare Part D claims for 73 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.