NPPES file of Aug 9, 2026

Marc A. Pfeffer, M.D.

Cardiovascular Disease Physician · Boston, MA

Marc A. Pfeffer, M.D. is a cardiovascular disease physician with a practice address in Boston, Massachusetts, and NPI 1598703860, issued on Jun 2, 2006. Check the license (Massachusetts 46266, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1598703860
Name
Marc A. Pfeffer
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
46266 MA
Self-reported in NPPES; status is on the state search
Practice location
75 Francis Street, Boston, MA 02115
Phone
(617) 732-5681
Enumerated
Jun 2, 2006
Record last updated
Aug 9, 2012 (not updated in 14 years: call before relying on the address or phone)
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 75 Francis Street

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

  1. Reza Abdi, MDNephrology Physician1356359368
  2. Ali AboalelaOral and Maxillofacial Pathology Dentistry1356773642
  3. Maureen Achebe, MD, MPHHematology & Oncology Physician1407955172
  4. Ardalan Akbari, M.D.Student in an Organized Health Care Education/Training Program1427897172
  5. Loai Aker, M.D.Neuroradiology Physician1225887193
  6. Rasha Salim Mohamed Al Nadabi, MDGeneral Practice Physician1235997503

Verify Marc A. Pfeffer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 46266
    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 Massachusetts 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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Industry payments in 2024: $14,722.00

6 payments; by number, the most common kind was consulting fee; the largest payer was AstraZeneca UK Limited. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marc Pfeffer$14,722
  2. Specialty average$3,820

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

Marc A. Pfeffer among 1,080 cardiovascular disease physician records in Massachusetts

Marc A. Pfeffer, M.D. is one of 1,080 cardiovascular disease physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 45% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 65% of these records are
  • Record last updated2012 · 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 207RC0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

476 cardiovascular disease physician records list a practice address in Boston

They are 476 of the 41,865 NPPES records with a practice address in Boston, and 1,080 cardiovascular disease physician records in Massachusetts.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. John Cadigan, MDBoston, MA 021151497752620
  2. Elazer Edelman, M.D., PH.D.Boston, MA 021151659369460
  3. Brendan Everett, MD, MPHBoston, MA 021151679556971
  4. Joanne Foody, MDBoston, MA 021151740278951
  5. Samuel GoldhaberBoston, MA 021151992795520
  6. John Keaney, M.D.Boston, MA 021151588640437
  7. James Kirshenbaum, MDBoston, MA 021151457341661
  8. Judy Mangion, M.D.Boston, MA 021151245238260

Common questions

What is Marc A. Pfeffer, M.D.'s NPI number?

Marc A. Pfeffer, M.D.'s National Provider Identifier (NPI) is 1598703860, issued on Jun 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marc A. Pfeffer, M.D. located?

The NPPES record lists a practice address at 75 Francis Street, Boston, MA, 02115. Phone: (617) 732-5681. Providers update this record themselves, so call before visiting.

How can I verify Marc A. Pfeffer, M.D.'s license?

NPPES lists Massachusetts license number 46266, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.