NPPES file of Aug 9, 2026

Sekar Kathiresan, MD

Internal Medicine Physician · Boston, MA

Sekar Kathiresan, MD is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1134101280, issued on Nov 15, 2005. Check the license (Massachusetts 160930, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134101280
Name
Sekar Kathiresan
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
160930 MA
Self-reported in NPPES; status is on the state search
Practice location
25 New Chardon St, Boston, MA 02114
Phone
(617) 726-9292
Enumerated
Nov 15, 2005
Record last updated
Jul 13, 2026
Fax
(617) 724-6767
Medicaid ID
3204677 MA
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 25 New Chardon St

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

  1. Nicole Chenard, MS, RD, LDNRegistered Dietitian1093255473
  2. Alfred Kraft, DMDGeneral Practice Dentistry1043323645
  3. Deborah Krivitsky, MS,RD,LDNRegistered Dietitian1851827612
  4. Clare Lamorte, RN,MPHRegistered Nurse1780111476
  5. Nancy McCleary, RNCardiac Rehabilitation Registered Nurse1518493378
  6. Jane Osofsky, DMDGeneral Practice Dentistry1932435807

Verify Sekar Kathiresan 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 160930
    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

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2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Nathan Abare, MDSpringfield, MA1386852747
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Taimur AbbasiBoston, MA1841673522
  5. Lauren Abbate, MDBoston, MA1922099621
  6. Bassima Abdallah, MDBoston, MA1912327305
  7. Maya Abdallah, MDBoston, MA1861854937
  8. Samah Abdallah, MDBrighton, MA1730814971
  9. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Sekar Kathiresan, MD's NPI number?

Sekar Kathiresan, MD's National Provider Identifier (NPI) is 1134101280, issued on Nov 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Sekar Kathiresan, MD located?

The NPPES record lists a practice address at 25 New Chardon St, Boston, MA, 02114. Phone: (617) 726-9292. Providers update this record themselves, so call before visiting.

How can I verify Sekar Kathiresan, MD's license?

NPPES lists Massachusetts license number 160930, 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. 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.