NPPES file of Aug 9, 2026

Herbert Robert Kwasnik, MD

Physical Medicine & Rehabilitation Physician · Brooklyn, NY

Herbert Robert Kwasnik, MD is a physical medicine & rehabilitation physician with a practice address in Brooklyn, New York, and NPI 1346360575, issued on Mar 30, 2007. Check the license (New York 120851, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1346360575
Name
Herbert Robert Kwasnik
Credential
MD
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License number
120851 NY
Self-reported in NPPES; status is on the state search
Practice location
121 Dekalb Ave, Brooklyn, NY 11201
Phone
(718) 250-8142
Enumerated
Mar 30, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(718) 250-8257
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 121 Dekalb Ave

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

  1. Hany Abdelsayed, DOInternal Medicine Physician1194469452
  2. Lorena Abou Asaff Yehya, MDStudent in an Organized Health Care Education/Training Program1699463760
  3. Adebanke Adebayo, M.DEmergency Medicine Physician1306291406
  4. Hrede Afsana, M.D.Student in an Organized Health Care Education/Training Program1952764672
  5. Sarah Afzal, DPMStudent in an Organized Health Care Education/Training Program1710730049
  6. Shardil AhmadStudent in an Organized Health Care Education/Training Program1780479972

Verify Herbert Robert Kwasnik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 120851
    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 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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98% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

18 Medicare Part D claims, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Herbert Kwasnik18
  2. Specialty average727

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.

Herbert Robert Kwasnik among 1,366 physical medicine & rehabilitation physician records in New York

Herbert Robert Kwasnik, MD is one of 1,366 physical medicine & rehabilitation physician records with a practice address in New York. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 55% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2007 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Medicine & Rehabilitation Physician providers in New York

There are 1,366 physical medicine & rehabilitation physician records in New York.

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Roger Adams, DPTBrooklyn, NY 112011114673142
  2. Pinar Atakent, M.D.Brooklyn, NY 112011275532517
  3. Janki Chadderwala, DPTBrooklyn, NY 112011780167890
  4. Rose Chan, M.D.Brooklyn, NY 112011174867394
  5. Carol De Costa, MDBrooklyn, NY 112011902904626
  6. Ronald Gasalberti, MEDICAL DOCTORBrooklyn, NY 112011396870242
  7. Shady Hassan, M.D.Brooklyn, NY 112011255560223
  8. Tanya Page, M.D.Brooklyn, NY 112011972966752

Common questions

What is Herbert Robert Kwasnik, MD's NPI number?

Herbert Robert Kwasnik, MD's National Provider Identifier (NPI) is 1346360575, issued on Mar 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Herbert Robert Kwasnik, MD located?

The NPPES record lists a practice address at 121 Dekalb Ave, Brooklyn, NY, 11201. Phone: (718) 250-8142. Providers update this record themselves, so call before visiting.

How can I verify Herbert Robert Kwasnik, MD's license?

NPPES lists New York license number 120851, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Herbert Robert Kwasnik, MD prescribe under Medicare Part D?

In 2024, Herbert Robert Kwasnik, MD had 18 Medicare Part D claims; the average among physical medicine & rehabilitation physician prescribers was 727. 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.