NPPES file of Aug 9, 2026

Marta Nikolayevna Dzyadyk, MD

Nephrology Physician · New York, NY

Marta Nikolayevna Dzyadyk, MD is a nephrology physician with a practice address in New York, New York, and NPI 1265920623, issued on May 1, 2018. Check the license (New York 310294, 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
1265920623
Name
Marta Nikolayevna Dzyadyk
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
310294 NY
Self-reported in NPPES; status is on the state search
Practice location
1 Gustave L Levy PL, New York, NY 10029
Phone
(212) 987-0389
Enumerated
May 1, 2018
Record last updated
Aug 18, 2025
Medicare enrollment
Enrolled (PECOS I20250826004440); 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 1 Gustave L Levy PL

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

  1. Lila Abassi, M.D.Hospitalist Physician1871886606
  2. Erin AbbottStudent in an Organized Health Care Education/Training Program1699587170
  3. Ghadi AbboudDiagnostic Radiology Physician1740936822
  4. Richard Abel, M.D.Anesthesiology Physician1508148016
  5. Jessica Ables, M.D., PH.D.Psychiatry Physician1437543352
  6. Grant AbrahamsonStudent in an Organized Health Care Education/Training Program1194512590

Verify Marta Nikolayevna Dzyadyk 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 310294
    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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83% fewer Medicare Part D claims than the average nephrology physician in 2024

249 Medicare Part D claims for 44 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Marta Dzyadyk249
  2. Specialty average1,465

Most prescribed

  1. Furosemide31 claims
  2. Losartan Potassium21 claims
  3. Sevelamer Carbonate19 claims
  4. Carvedilol18 claims
  5. Nifedipine Er16 claims
  6. Lokelma14 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. Icahn School OF Medicine AT Mount SinaiNew York, NY

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

Marta Nikolayevna Dzyadyk among 1,049 nephrology physician records in New York

Marta Nikolayevna Dzyadyk, MD is one of 1,049 nephrology physician records with a practice address in New York. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 91% of them.

  • NPI issued2018 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2018 · median 1999 among the 764 with a school on file
  • Record last updated2025 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in New York

There are 1,049 nephrology physician records in New York.

The 8 nephrology physician records with the nearest ZIP codes

  1. Veronica Delaney, MDNew York, NY 100291043210297
  2. Jonathan Himmelfarb, M.D.New York, NY 100291275533903
  3. Lewis Kaufman, MDNew York, NY 100291811915630
  4. Jeffrey Olin, D.O.New York, NY 100291144258609
  5. Rajeev Rohatgi, MDNew York, NY 100291932128949
  6. Michael Ross, MDNew York, NY 100291851321368
  7. Bernd Schroppel, MDNew York, NY 100291689692469
  8. Martin Sedlacek, M.D.New York, NY 100291063455277

Common questions

What is Marta Nikolayevna Dzyadyk, MD's NPI number?

Marta Nikolayevna Dzyadyk, MD's National Provider Identifier (NPI) is 1265920623, issued on May 1, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Marta Nikolayevna Dzyadyk, MD located?

The NPPES record lists a practice address at 1 Gustave L Levy PL, New York, NY, 10029. Phone: (212) 987-0389. Providers update this record themselves, so call before visiting.

How can I verify Marta Nikolayevna Dzyadyk, MD's license?

NPPES lists New York license number 310294, 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 Marta Nikolayevna Dzyadyk, MD prescribe under Medicare Part D?

In 2024, Marta Nikolayevna Dzyadyk, MD had 249 Medicare Part D claims for 44 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.