NPPES file of Aug 9, 2026

Walter Matkiwsky, DO

Family Medicine Physician · Hillside, NJ

Walter Matkiwsky, DO is a family medicine physician with a practice address in Hillside, New Jersey, and NPI 1699789461, issued on Jul 28, 2006. Check the license (New Jersey 25MB02410900, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699789461
Name
Walter Matkiwsky
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
25MB02410900 NJ
Self-reported in NPPES; status is on the state search
Practice location
100 Hollywood Ave, Hillside, NJ 07205
Phone
(908) 353-7949
Enumerated
Jul 28, 2006
Record last updated
Dec 30, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(908) 353-8374
Medicaid ID
2195704 NJ
Medicare enrollment
Enrolled (PECOS I20120509000109); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 1969
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 Hollywood Ave

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

  1. Roxanne Smith, PACPhysician Assistant1689680779
  2. Angela Vidal-Burke, MDFamily Medicine Physician1902068075

Verify Walter Matkiwsky 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 25MB02410900
    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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66% fewer Medicare Part D claims than the average family medicine physician in 2024

1,200 Medicare Part D claims for 203 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Walter Matkiwsky1,200
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate147 claims
  2. Atorvastatin Calcium131 claims
  3. Losartan Potassium111 claims
  4. Metformin Hcl39 claims
  5. Trulicity34 claims
  6. Hydrochlorothiazide30 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. Practice Associates Medical GroupMorristown, NJ

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

Walter Matkiwsky among 2,770 family medicine physician records in New Jersey

Walter Matkiwsky, DO is one of 2,770 family medicine physician records with a practice address in New Jersey. 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 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 55% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1969 · median 2006 among the 1,875 with a school on file
  • Record last updated2014 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 family medicine physician records list a practice address in Hillside

They are 3 of the 132 NPPES records with a practice address in Hillside, and 2,770 family medicine physician records in New Jersey.

The 8 family medicine physician records with the nearest ZIP codes

  1. Christian Dort, MDHillside, NJ 072051255503793
  2. Angela Vidal-Burke, MDHillside, NJ 072051902068075
  3. Michele Morandi, D.O.Roselle Park, NJ 072041033186739
  4. Adekunle Oyesile, PTRoselle, NJ 072031003140666
  5. Marie Brice, MDElizabeth, NJ 072021497846869
  6. Amanda Ciani, FNP-CElizabeth, NJ 072021841077559
  7. Maria Cisnero, M.DElizabeth, NJ 072021366617334
  8. Neveen Elkholy, D.O.Elizabeth, NJ 072021346245560

Common questions

What is Walter Matkiwsky, DO's NPI number?

Walter Matkiwsky, DO's National Provider Identifier (NPI) is 1699789461, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Walter Matkiwsky, DO located?

The NPPES record lists a practice address at 100 Hollywood Ave, Hillside, NJ, 07205. Phone: (908) 353-7949. Providers update this record themselves, so call before visiting.

How can I verify Walter Matkiwsky, DO's license?

NPPES lists New Jersey license number 25MB02410900, 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.

How much does Walter Matkiwsky, DO prescribe under Medicare Part D?

In 2024, Walter Matkiwsky, DO had 1,200 Medicare Part D claims for 203 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.