Aditya Somasundaram, MD
Internal Medicine Physician · Boston, MA
Aditya Somasundaram, MD is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1285318758, issued on Jun 14, 2023. Check the license (Massachusetts 1027019, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Aditya Somasundaram
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 1027019 MA
MT229306 PA
Self-reported in NPPES; status is on the state search - Practice location
- 801 Massachusetts Avenue, Boston, MA 02118
- Phone
- (617) 414-7399
- Enumerated
- Jun 14, 2023
- Record last updated
- May 7, 2026
- Fax
- (617) 414-4676
- Medicare enrollment
- Enrolled (PECOS I20260528004559); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 801 Massachusetts Avenue
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Verify Aditya Somasundaram in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1027019Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average internal medicine physician in 2024
278 Medicare Part D claims for 52 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Metoprolol Succinate23 claims
- Omeprazole22 claims
- Spironolactone16 claims
- Valsartan16 claims
- Atorvastatin Calcium15 claims
- Furosemide14 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.
Aditya Somasundaram among 6,825 internal medicine physician records in Massachusetts
Aditya Somasundaram, MD is one of 6,825 internal medicine 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 2023, is newer than 95% of them.
- NPI issued2023 · 95% of these records are older, 3% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2023 · median 2004 among the 4,103 with a school on file
- 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 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
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.
All 6,825 in Massachusetts → Every provider in Boston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Daniel Alford, M.D., M.P.H.Boston, MA 021181194708628
- Lori Balestrero, MDBoston, MA 021181750384046
- Virginia Barrow, M.D.Boston, MA 021181639175466
- Monica Bharel, MDBoston, MA 021181093798084
- Claire Carlo, M.D.Boston, MA 021181336125871
- Chava Chapman, M.D., M.P.H.Boston, MA 021181558346239
- Paul Fallon, MDBoston, MA 021181437145927
- Irene Gavras, M.D.Boston, MA 021181619953601
Common questions
What is Aditya Somasundaram, MD's NPI number?
Aditya Somasundaram, MD's National Provider Identifier (NPI) is 1285318758, issued on Jun 14, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Aditya Somasundaram, MD located?
The NPPES record lists a practice address at 801 Massachusetts Avenue, Boston, MA, 02118. Phone: (617) 414-7399. Providers update this record themselves, so call before visiting.
How can I verify Aditya Somasundaram, MD's license?
NPPES lists Massachusetts license number 1027019, 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 Aditya Somasundaram, MD prescribe under Medicare Part D?
In 2024, Aditya Somasundaram, MD had 278 Medicare Part D claims for 52 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.