NPPES file of Aug 9, 2026

Matthew Mackowsky

Surgery Physician · Elizabeth, NJ

Matthew Mackowsky is a surgery physician with a practice address in Elizabeth, New Jersey, and NPI 1104276542, issued on Jun 16, 2016. Check the license (New Jersey 25MA11200600, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104276542
Name
Matthew Mackowsky
Primary taxonomy
Surgery Physician 208600000X
License numbers
25MA11200600 NJ
92472 GA
MC-2472 ID
01092242A IN
Self-reported in NPPES; status is on the state search
Practice location
225 Williamson St, Elizabeth, NJ 07202
Phone
(908) 994-5738
Enumerated
Jun 16, 2016
Record last updated
Jan 20, 2025
Medicare enrollment
Enrolled (PECOS I20231130000348); accepts Medicare assignment
Medical or professional school
Drexel University College Of Medicine, 2016
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 225 Williamson St

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

  1. Saleh Abdelhafez, MDStudent in an Organized Health Care Education/Training Program1083540637
  2. Marie Abraham, CRNACertified Registered Nurse Anesthetist1558332452
  3. Abir Adam, MDAnesthesiology Physician1326018003
  4. Ursala Adil, MDStudent in an Organized Health Care Education/Training Program1598640120
  5. Osemwingie Aghedo, MDInternal Medicine Physician1942786785
  6. Murielle Ahawo, MDPsychiatry Physician1003497504

Verify Matthew Mackowsky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA11200600
    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 New Jersey 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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The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.5
  2. Costout of 100 · 30%75.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $19.35

1 payment: food and beverage; the largest payer was Haemonetics Corporation. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Matthew Mackowsky$19.35
  2. Specialty average$3,513.80

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. St Josephs Medical Group PCPaterson, NJ
  2. Susquehanna Physician ServicesWilliamsport, PA

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

Matthew Mackowsky among 737 surgery physician records in New Jersey

Matthew Mackowsky is one of 737 surgery physician records with a practice address in New Jersey. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 86% of them.

  • NPI issued2016 · 86% of these records are older, 12% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2016 · median 2005 among the 445 with a school on file
  • Record last updated2025 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in New Jersey

There are 737 surgery physician records in New Jersey.

The 8 surgery physician records with the nearest ZIP codes

  1. Sergio Baerga, M.D.Elizabeth, NJ 072021356530539
  2. Lisa Derr, D.O.Elizabeth, NJ 072021124218540
  3. Peter Mlynarczyk, MDElizabeth, NJ 072021144218439
  4. Yvan Ducheine, M.D.Roselle, NJ 072031578638136
  5. Pedro Cordero, M.D.Roselle Park, NJ 072041295896231
  6. Jacques Losman, M.D.Elizabeth, NJ 072071063552016
  7. Rodolfo Colaco, M.D.Elizabeth, NJ 072081912964537
  8. Pedro GutierrezElizabeth, NJ 072081093880239

Common questions

What is Matthew Mackowsky's NPI number?

Matthew Mackowsky's National Provider Identifier (NPI) is 1104276542, issued on Jun 16, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Mackowsky located?

The NPPES record lists a practice address at 225 Williamson St, Elizabeth, NJ, 07202. Phone: (908) 994-5738. Providers update this record themselves, so call before visiting.

How can I verify Matthew Mackowsky's license?

NPPES lists New Jersey license number 25MA11200600, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Matthew Mackowsky's MIPS final score?

The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.