NPPES file of Aug 9, 2026

Matthew Mazurczak, RPA-C

Physician Assistant · Amherst, NY

Matthew Mazurczak, RPA-C is a physician assistant with a practice address in Amherst, New York, and NPI 1164539391, issued on Aug 24, 2006. Check the license (New York 010051, as entered in NPPES) with the New York 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
1164539391
Name
Matthew Mazurczak
Credential
RPA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
010051 NY
Self-reported in NPPES; status is on the state search
Practice location
100 Corporate Pkwy, Amherst, NY 14226
Phone
(716) 839-5858
Enumerated
Aug 24, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20041111000348); 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 100 Corporate Pkwy

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

  1. Kathleen Conroy, LMHCMental Health Counselor1467430637
  2. Jeffrey Rassman, RPA-CPhysician Assistant1619903200
  3. Mark Steinberg, LMHCMental Health Counselor1700317179

Verify Matthew Mazurczak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 010051
    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 New York 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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4% fewer Medicare Part D claims than the average physician assistant in 2024

800 Medicare Part D claims for 466 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Matthew Mazurczak800
  2. Specialty average830

Most prescribed

  1. Prednisone238 claims
  2. Amoxicillin79 claims
  3. Fluticasone Propionate67 claims
  4. Ibuprofen43 claims
  5. Azithromycin41 claims
  6. Albuterol Sulfate Hfa32 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. Wellnow Urgent Care, P.C.Buffalo, NY

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

Matthew Mazurczak among 15,555 physician assistant records in New York

Matthew Mazurczak, RPA-C is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 87% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2004 · median 2018 among the 8,158 with a school on file
  • Record last updated2007 · 48% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

120 physician assistant records list a practice address in Amherst

They are 120 of the 1,741 NPPES records with a practice address in Amherst, and 15,555 physician assistant records in New York.

The 8 physician assistant records with the nearest ZIP codes

  1. Karen Baetzhold, R.P.A.Amherst, NY 142261235198219
  2. Michelle Bielinski, PAAmherst, NY 142261548218720
  3. Shelby Edwards, PA-CAmherst, NY 142261013935386
  4. Allyson Kirk, RPA-CAmherst, NY 142261407852973
  5. Sarah Latchford, PAAmherst, NY 142261124036454
  6. Andrea Laudisio, P.A.Amherst, NY 142261851404917
  7. Jerome Mastrandrea, RPA-CBuffalo, NY 142261053348912
  8. Kimberly McGrath, PAAmherst, NY 142261821055153

Common questions

What is Matthew Mazurczak, RPA-C's NPI number?

Matthew Mazurczak, RPA-C's National Provider Identifier (NPI) is 1164539391, issued on Aug 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Mazurczak, RPA-C located?

The NPPES record lists a practice address at 100 Corporate Pkwy, Amherst, NY, 14226. Phone: (716) 839-5858. Providers update this record themselves, so call before visiting.

How can I verify Matthew Mazurczak, RPA-C's license?

NPPES lists New York license number 010051, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Matthew Mazurczak, RPA-C prescribe under Medicare Part D?

In 2024, Matthew Mazurczak, RPA-C had 800 Medicare Part D claims for 466 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.