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

Dr. James Ernest Hansen, MD

Individual provider Radiation Oncology Physician · NPI 1356501589

Dr. James Ernest Hansen, MD is a Radiation Oncology in New Haven, Connecticut. Graduated from Un of California, Irvine, College of Medicine in 2004, 22 years ago. Practices with Yale University, a 2,618-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
22
Trained at
Un of California, Irvine, College of Medicine
Licensed in
CT
In the registry since
2008
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

35 Park St Smilow Cancer Hospital At Yale-New Hvn
New Haven, CT 06519-1110
Phone: (203) 200-2100
Fax: (203) 200-2001
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 050686 (CT)

Record details

NPI number1356501589
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 11, 2008
Last updated in NPPESJuly 6, 2012
Mailing address35 Park St, Smilow Cancer Hospital At Yale-New Haven, New Haven, CT 06519-1110

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUN OF CALIFORNIA, IRVINE, COLLEGE OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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