NPPES file of Aug 9, 2026

Om A. Kothari

Internal Medicine Physician · Boston, MA

Om A. Kothari is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1598467797, issued on Mar 20, 2023. Check the license (Massachusetts 1025985, 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
1598467797
Name
Om A. Kothari
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
1025985 MA
Self-reported in NPPES; status is on the state search
Practice location
801 Massachusetts Ave, Suite 6C, Boston, MA 02118
Phone
(617) 414-5951
Enumerated
Mar 20, 2023
Record last updated
May 4, 2026
Fax
(617) 414-9251
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 801 Massachusetts Ave, Suite 6C

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

  1. Kimberly Bautista, RNFamily Nurse Practitioner1598355307
  2. Maia Claman, FNP-BCFamily Nurse Practitioner1245106053
  3. Joshua Grubbs, MD, MPHInternal Medicine Physician1447952130
  4. Nicole Leggiero, MDInternal Medicine Physician1649973363
  5. Sandra Looby-Gordon, M.D.Internal Medicine Physician1972549343
  6. Jason McLean, MD, MPHInternal Medicine Physician1518660398

Verify Om A. Kothari 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 1025985
    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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91% fewer Medicare Part D claims than the average internal medicine physician in 2024

276 Medicare Part D claims for 47 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Om Kothari276
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium25 claims
  2. Losartan Potassium20 claims
  3. Amlodipine Besylate19 claims
  4. Furosemide16 claims
  5. Lisinopril15 claims
  6. 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.

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.

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 Om A. Kothari's NPI number?

Om A. Kothari's National Provider Identifier (NPI) is 1598467797, issued on Mar 20, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Om A. Kothari located?

The NPPES record lists a practice address at 801 Massachusetts Ave, Suite 6C, Boston, MA, 02118. Phone: (617) 414-5951. Providers update this record themselves, so call before visiting.

How can I verify Om A. Kothari's license?

NPPES lists Massachusetts license number 1025985, 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.

How much does Om A. Kothari prescribe under Medicare Part D?

In 2024, Om A. Kothari had 276 Medicare Part D claims for 47 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.