NPPES file of Aug 9, 2026

Mark A. Seldon, MD

Cardiovascular Disease Physician · New York, NY

Mark A. Seldon, MD is a cardiovascular disease physician with a practice address in New York, New York, and NPI 1174515571, issued on Aug 22, 2005. Check the license (New York 117243, 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
1174515571
Name
Mark A. Seldon
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
117243 NY
Self-reported in NPPES; status is on the state search
Practice location
345 E 37TH St, New York, NY 10016
Phone
(212) 367-8000
Enumerated
Aug 22, 2005
Record last updated
Dec 16, 2025
Fax
(212) 367-0919
Medicaid ID
00248480 NY
Medicare enrollment
Enrolled (PECOS I20100201000297); 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 345 E 37TH St

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

  1. Daniel Alpert, MDGastroenterology Physician1063412708
  2. Milan Amin, MDOtolaryngology Physician1972588036
  3. Yuzuru Anzai, M.D.Obstetrics & Gynecology Physician1952397432
  4. Maria Benedetto-Anzai, M.D.Obstetrics & Gynecology Physician1649266123
  5. Neil Bernstein, M.D.Clinical Cardiac Electrophysiology Physician1972599280
  6. Rena Brand, MDSpecialist1538168935

Verify Mark A. Seldon 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 117243
    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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76% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

742 Medicare Part D claims for 97 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Mark Seldon742
  2. Specialty average3,078

Most prescribed

  1. Rosuvastatin Calcium98 claims
  2. Atorvastatin Calcium76 claims
  3. Chlorthalidone62 claims
  4. Losartan Potassium59 claims
  5. Metoprolol Succinate54 claims
  6. Lisinopril50 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.

Mark A. Seldon among 2,583 cardiovascular disease physician records in New York

Mark A. Seldon, MD is one of 2,583 cardiovascular disease physician records with a practice address in New York. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 83% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1972 · median 1998 among the 1,896 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 207RC0000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in New York

There are 2,583 cardiovascular disease physician records in New York.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Robert Applebaum, M.D.New York, NY 100161932193323
  2. George Bear, M.D.New York, NY 100161982699468
  3. Russell Berdoff, MDNew York, NY 100161306847793
  4. Andrea Berger, MDNew York, NY 100161154323863
  5. William Cole, M.D.New York, NY 100161205820701
  6. Daniel Fisher, M.D.New York, NY 100161386638773
  7. Glenn Fishman, M.D.New York, NY 100161376536797
  8. Robin Freedberg, M.D.New York, NY 100161386638013

Common questions

What is Mark A. Seldon, MD's NPI number?

Mark A. Seldon, MD's National Provider Identifier (NPI) is 1174515571, issued on Aug 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark A. Seldon, MD located?

The NPPES record lists a practice address at 345 E 37TH St, New York, NY, 10016. Phone: (212) 367-8000. Providers update this record themselves, so call before visiting.

How can I verify Mark A. Seldon, MD's license?

NPPES lists New York license number 117243, 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 A. Seldon, MD prescribe under Medicare Part D?

In 2024, Mark A. Seldon, MD had 742 Medicare Part D claims for 97 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.