Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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James J Rooney, MD

Individual provider Hematology & Oncology Physician · NPI 1215983358

James J Rooney, MD is a Hematology/Oncology in Worcester, Massachusetts. Graduated from New York Medical College in 1974, 52 years ago. Practices with Reliant Medical Group Inc, a 638-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
52
Trained at
New York Medical College
Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1 Eaton Pl Ste 300
Worcester, MA 01608-1232
Phone: (508) 556-5400
Fax: (508) 556-5401
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 78185 (MA)

Record details

NPI number1215983358
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 26, 2006
Last updated in NPPESJune 4, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 1974 (52 years in practice)
Group practice Reliant Medical Group Inc — 638 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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