NPPES file of Aug 9, 2026

James J. Rooney, M.D.

Hematology & Oncology Physician · Worcester, MA

James J. Rooney, M.D. is a hematology & oncology physician with a practice address in Worcester, Massachusetts, and NPI 1215983358, issued on May 26, 2006. Check the license (Massachusetts 78185, 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
1215983358
Name
James J. Rooney
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
78185 MA
Self-reported in NPPES; status is on the state search
Practice location
1 Eaton PL, Worcester, MA 01608
Phone
(508) 556-5400
Enumerated
May 26, 2006
Record last updated
Jun 4, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(508) 556-5401
Medicaid ID
3114988 MA
Medicare enrollment
Enrolled (PECOS I20050527000324); accepts Medicare assignment
Medical or professional school
New York Medical College, 1974
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1 Eaton PL

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

  1. Tracey Hall, NPNurse Practitioner1972572022
  2. James O'Shea, M.D.Medical Oncology Physician1962564153
  3. Zoe Paleologos, PA-CMedical Physician Assistant1770985699
  4. Brian Perl, PHARMD, BCACPCardiology Pharmacist1578193470
  5. Tara Wise, LCSWClinical Social Worker1972131100

Verify James J. Rooney 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 78185
    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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25% more Medicare Part D claims than the average hematology & oncology physician in 2024

1,100 Medicare Part D claims for 193 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 124 claims were for opioids.

  1. James Rooney1,100
  2. Specialty average877

Most prescribed

  1. Letrozole127 claims
  2. Prednisone87 claims
  3. Oxycodone Hcl63 claims
  4. Hydroxyurea56 claims
  5. Abiraterone Acetate46 claims
  6. Acyclovir44 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: $356.30

12 payments; by number, the most common kind was food and beverage; the largest payer was Eisai Inc. 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.

  1. James Rooney$356.30
  2. Specialty average$7,481.41

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

Bills Medicare through one group practice

  1. Reliant Medical Group IncWorcesteer, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James J. Rooney among 461 hematology & oncology physician records in Massachusetts

James J. Rooney, M.D. 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 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 50% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1974 · median 2004 among the 303 with a school on file
  • Record last updated2015 · 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.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Kevin Brown, MDWorcester, MA 016081760401384
  2. Saleem Khanani, MDWorcester, MA 016081255306643
  3. Tony Samaha, MDWorcester, MA 016081891767208
  4. Kala Seetharaman, MDWorcester, MA 016081710969050
  5. Shakeeb Yunus, MDWorcester, MA 016081801883673
  6. Nahida Islam, M.D.Worcester, MA 016061568669646
  7. Edison Tsui, MDWorcester, MA 016061568876340
  8. Mohammed Wazir, M.D.Worcester, MA 016061144672064

Common questions

What is James J. Rooney, M.D.'s NPI number?

James J. Rooney, M.D.'s National Provider Identifier (NPI) is 1215983358, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James J. Rooney, M.D. located?

The NPPES record lists a practice address at 1 Eaton PL, Worcester, MA, 01608. Phone: (508) 556-5400. Providers update this record themselves, so call before visiting.

How can I verify James J. Rooney, M.D.'s license?

NPPES lists Massachusetts license number 78185, 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 James J. Rooney, M.D. prescribe under Medicare Part D?

In 2024, James J. Rooney, M.D. had 1,100 Medicare Part D claims for 193 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.