NPPES file of Aug 9, 2026

Mark Vaynkhadler, M.D.

Obstetrics & Gynecology Physician · Brooklyn, NY

Mark Vaynkhadler, M.D. is an obstetrics & gynecology physician with a practice address in Brooklyn, New York, and NPI 1548452352, issued on Aug 15, 2007. Check the license (New York 245029, 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
1548452352
Name
Mark Vaynkhadler
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
245029 NY
Self-reported in NPPES; status is on the state search
Practice location
1502 E 14TH St, Brooklyn, NY 11230
Phone
(347) 541-6241
Enumerated
Aug 15, 2007
Record last updated
Sep 6, 2024
Fax
(718) 764-1229
Medicare enrollment
Enrolled (PECOS I20071113000680); accepts Medicare assignment
Medical or professional school
State University Of Ny Upstate Medical University, 2003
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 1502 E 14TH St

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

  1. Anna GasparovaGeneral Practice Dentistry1801975743
  2. Avraham KolontarovPublic Health Dentistry1336763614
  3. Gregory Piskun, MDHospice and Palliative Medicine (Surgery) Physician1689875973
  4. Nadia Poustovoit, DDSGeneral Practice Dentistry1831117860

Verify Mark Vaynkhadler 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 245029
    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

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44% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

238 Medicare Part D claims for 57 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Mark Vaynkhadler238
  2. Specialty average165

Most prescribed

  1. Clotrimazole-Betamethasone24 claims
  2. Fluconazole16 claims
  3. Metronidazole16 claims
  4. Osphena15 claims
  5. Veozah13 claims
  6. Silver Sulfadiazine12 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.

Industry payments in 2024: $893.10

36 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Vaynkhadler$893.10
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Dr Gregory Shifrin Ob/gyn PCBrooklyn, NY

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

Obstetrics & Gynecology Physician providers in New York

There are 3,174 obstetrics & gynecology physician records in New York.

Other obstetrics & gynecology physician records in New York

  1. Gila Aaron, M.D.New York, NY1457352965
  2. David Abayev, D.O.Rego Park, NY1366495517
  3. Maria Abbattista, MDScarsdale, NY1417019407
  4. Steven Abbey, MDBuffalo, NY1326267741
  5. Aiman Abboud, MD DOBrooklyn, NY1063511970
  6. Ehab Abdelmalek, MDBrooklyn, NY1366599755
  7. Ruqayyah Abdul-Karim, M.D.New York, NY1225561558
  8. Mazin Abdullah, M.DPotsdam, NY1831241629
  9. Ekhlas AbdulraheemWilliamsville, NY1518594795
  10. Sarah AbelmanBay Shore, NY1720617566

Common questions

What is Mark Vaynkhadler, M.D.'s NPI number?

Mark Vaynkhadler, M.D.'s National Provider Identifier (NPI) is 1548452352, issued on Aug 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Vaynkhadler, M.D. located?

The NPPES record lists a practice address at 1502 E 14TH St, Brooklyn, NY, 11230. Phone: (347) 541-6241. Providers update this record themselves, so call before visiting.

How can I verify Mark Vaynkhadler, M.D.'s license?

NPPES lists New York license number 245029, 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 Mark Vaynkhadler, M.D. prescribe under Medicare Part D?

In 2024, Mark Vaynkhadler, M.D. had 238 Medicare Part D claims for 57 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.