NPPES file of Aug 9, 2026

Ruth Kagan, MD

Cardiovascular Disease Physician · New York, NY

Ruth Kagan, MD is a cardiovascular disease physician with a practice address in New York, New York, and NPI 1639707938, issued on Mar 31, 2020. Check the license (New York 314302, 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
1639707938
Name
Ruth Kagan
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
314302 NY
Self-reported in NPPES; status is on the state search
Practice location
407 E 70TH St, New York, NY 10021
Phone
(212) 288-4200
Enumerated
Mar 31, 2020
Record last updated
Jul 20, 2026
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 407 E 70TH St

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

  1. David Blumenthal, M.D.Cardiovascular Disease Physician1427109826
  2. Morton Coleman, MDHematology & Oncology Physician1851460406
  3. Julian Decter, MDHematology & Oncology Physician1295810141
  4. Barry Hartman, MDInfectious Disease Physician1053313940
  5. Lawrence Inra, M.D.Specialist1023158177
  6. Michael Jacobs, MDProcedural Dermatology Physician1992786313

Verify Ruth Kagan 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 314302
    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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96% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

133 Medicare Part D claims for 32 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.

  1. Ruth Kagan133
  2. Specialty average3,078

Most prescribed

  1. Rosuvastatin Calcium15 claims
  2. Atorvastatin Calcium14 claims
  3. Metoprolol Succinate13 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.

Ruth Kagan among 2,583 cardiovascular disease physician records in New York

Ruth Kagan, 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 2020, is newer than 97% of them.

  • NPI issued2020 · 97% of these records are older, 2% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 73% of these records are
  • Record last updated2026 · 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. Zaza Aivazi, MDNew York, NY 100211063408474
  2. Michael Baum, MDNew York, NY 100211174594956
  3. Paul Casale, M.D.New York, NY 100211568439289
  4. Lawrence Cohn, MDNew York, NY 100211447251558
  5. Timothy Dutta, M.D.New York, NY 100211992752885
  6. Susan Ferrand, MDNew York, NY 100211902877939
  7. Ronald Galluccio, M.D.New York, NY 100211851396360
  8. Joy Gelbman, M.D.New York, NY 100211003868696

Common questions

What is Ruth Kagan, MD's NPI number?

Ruth Kagan, MD's National Provider Identifier (NPI) is 1639707938, issued on Mar 31, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Ruth Kagan, MD located?

The NPPES record lists a practice address at 407 E 70TH St, New York, NY, 10021. Phone: (212) 288-4200. Providers update this record themselves, so call before visiting.

How can I verify Ruth Kagan, MD's license?

NPPES lists New York license number 314302, 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 Ruth Kagan, MD prescribe under Medicare Part D?

In 2024, Ruth Kagan, MD had 133 Medicare Part D claims for 32 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.