Jacob D. Soumerai, MD
Hematology & Oncology Physician · Boston, MA
Jacob D. Soumerai, MD is a hematology & oncology physician with a practice address in Boston, Massachusetts, and NPI 1972897908, issued on Jun 7, 2011. Check the license (Massachusetts 257173, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jacob D. Soumerai
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 257173 MA
Self-reported in NPPES; status is on the state search - Practice location
- Massachusetts General Hospital, Boston, MA 02114
- Phone
- (617) 726-2865
- Enumerated
- Jun 7, 2011
- Record last updated
- Oct 5, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170814002420); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →
Also registered at Massachusetts General Hospital
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jacob D. Soumerai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 257173Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
244 Medicare Part D claims for 59 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Most prescribed
- Brukinsa50 claims
- Prednisone24 claims
- Sulfamethoxazole-Trimethoprim20 claims
- Acyclovir19 claims
- Allopurinol17 claims
- Ondansetron Hcl15 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.
Industry payments in 2024: $11,404.50
10 payments; by number, the most common kind was travel and lodging; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Massachusetts General Physicians Organization IncBoston, MA
- The General Hospital CorporationBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jacob D. Soumerai among 461 hematology & oncology physician records in Massachusetts
Jacob D. Soumerai, MD is one of 461 hematology & oncology 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 2011, is newer than 72% of them.
- NPI issued2011 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2011 · median 2004 among the 303 with a school on file
- Record last updated2017 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Massachusetts
There are 461 hematology & oncology physician records in Massachusetts.
All 461 in Massachusetts → Every provider in Boston → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Vassiliki Boussiotis, MD PHDBoston, MA 021141861474215
- Marcia Browne, MDBoston, MA 021141639146210
- George Canellos, MDBoston, MA 021141114908027
- Yi-Bin Chen, MDBoston, MA 021141356332639
- John ClarkBoston, MA 021141871550244
- Lauren Dias, MDBoston, MA 021141215928346
- Kira Gritsman, MDBoston, MA 021141174598148
- David HarmonBoston, MA 021141851358352
Common questions
What is Jacob D. Soumerai, MD's NPI number?
Jacob D. Soumerai, MD's National Provider Identifier (NPI) is 1972897908, issued on Jun 7, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Jacob D. Soumerai, MD located?
The NPPES record lists a practice address at Massachusetts General Hospital, Boston, MA, 02114. Phone: (617) 726-2865. Providers update this record themselves, so call before visiting.
How can I verify Jacob D. Soumerai, MD's license?
NPPES lists Massachusetts license number 257173, 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 Jacob D. Soumerai, MD prescribe under Medicare Part D?
In 2024, Jacob D. Soumerai, MD had 244 Medicare Part D claims for 59 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.