NPPES file of Aug 9, 2026

Dylan Maziur, DO

Emergency Medicine Physician · Springfield, MA

Dylan Maziur, DO is an emergency medicine physician with a practice address in Springfield, Massachusetts, and NPI 1780144279, issued on Mar 21, 2019. Check the license 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
1780144279
Name
Dylan Maziur
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
OS18841 FL
Self-reported in NPPES; status is on the state search
Practice location
Baystate Medical Center 759 Chestnut Street, Springfield, MA 01199
Phone
(413) 794-0000
Enumerated
Mar 21, 2019
Record last updated
May 16, 2022
Medicare enrollment
Enrolled (PECOS I20220615002447); 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 Baystate Medical Center 759 Chestnut Street

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

  1. Malaak Abuelayyan, MDStudent in an Organized Health Care Education/Training Program1821603234
  2. Mohammad Khaldoun Al Masri, MDStudent in an Organized Health Care Education/Training Program1477235869
  3. Uchechukwu Alanza, MDStudent in an Organized Health Care Education/Training Program1770329765
  4. Joyce Arnouk, MDStudent in an Organized Health Care Education/Training Program1992433601
  5. Aleezay AsgharStudent in an Organized Health Care Education/Training Program1689292476
  6. Rabbia AshrafStudent in an Organized Health Care Education/Training Program1801698972

Verify Dylan Maziur in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck 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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12% fewer Medicare Part D claims than the average emergency medicine physician in 2024

198 Medicare Part D claims for 140 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 14 claims were for opioids.

  1. Dylan Maziur198
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt36 claims
  2. Prednisone19 claims
  3. Azithromycin12 claims
  4. Doxycycline Hyclate12 claims
  5. Amoxicillin-Clavulanate Potass11 claims
  6. Cefdinir11 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. Paragon Emergency Services LLCPensacola, FL

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

Dylan Maziur among 1,829 emergency medicine physician records in Massachusetts

Dylan Maziur, DO 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 2019, is newer than 84% of them.

  • NPI issued2019 · 84% of these records are older, 13% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2019 · median 2011 among the 1,200 with a school on file
  • Record last updated2022 · 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).

123 emergency medicine physician records list a practice address in Springfield

They are 123 of the 8,553 NPPES records with a practice address in Springfield, and 1,829 emergency medicine physician records in Massachusetts.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. John George, MDSpringfield, MA 011991467559468
  2. Aaron Hexdall, MDSpringfield, MA 011991407843378
  3. Kathleen Kerrigan, M.D.Springfield, MA 011991972570877
  4. Michael Lemanski, MDSpringfield, MA 011991902815012
  5. Lucienne Lutfy-Clayton, M.D.Springfield, MA 011991033157920
  6. Benjamin Osborne, MDSpringfield, MA 011991073594370
  7. James Pope, MDSpringfield, MA 011991164527198
  8. Niels Rathlev, MDSpringfield, MA 011991164494365

Common questions

What is Dylan Maziur, DO's NPI number?

Dylan Maziur, DO's National Provider Identifier (NPI) is 1780144279, issued on Mar 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Dylan Maziur, DO located?

The NPPES record lists a practice address at Baystate Medical Center 759 Chestnut Street, Springfield, MA, 01199. Phone: (413) 794-0000. Providers update this record themselves, so call before visiting.

How can I verify Dylan Maziur, DO's license?

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 Dylan Maziur, DO prescribe under Medicare Part D?

In 2024, Dylan Maziur, DO had 198 Medicare Part D claims for 140 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.