Dr James Ernest Hansen, MD - Medicare Radiation Oncology in New Haven, CT

Dr James Ernest Hansen, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in New Haven, Connecticut. He went to Un Of California, Irvine, College Of Medicine and graduated in 2004 and has 20 years of diverse experience with area of expertise as Radiation Oncology. He is a member of the group practice Yale University and his current practice location is 35 Park St, Smilow Cancer Hospital At Yale-new Haven, New Haven, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 200-2100.

Dr James Ernest Hansen is licensed to practice in Connecticut (license number 050686) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1356501589.

Contact Information

Dr James Ernest Hansen, MD
35 Park St, Smilow Cancer Hospital At Yale-new Haven,
New Haven, CT 06519-1110
(203) 200-2100
(203) 200-2001

Map and Direction




Physician's Profile

Full NameDr James Ernest Hansen
GenderMale
SpecialityRadiation Oncology
Experience20 Years
Location35 Park St, New Haven, Connecticut
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr James Ernest Hansen attended and graduated from Un Of California, Irvine, College Of Medicine in 2004
  NPI Data:
  • NPI Number: 1356501589
  • Provider Enumeration Date: 06/11/2008
  • Last Update Date: 07/06/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 3779748900
  • Enrollment ID: I20120713000003

Medical Identifiers

Medical identifiers for Dr James Ernest Hansen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356501589NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0001XRadiology - Radiation Oncology 050686 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Yale-new Haven HospitalNew haven, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Yale University94360617362241

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr James Ernest Hansen allows following entities to bill medicare on his behalf.
Entity NameYale University
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205822236
PECOS PAC ID: 9436061736
Enrollment ID: O20031105000015

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr James Ernest Hansen is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr James Ernest Hansen, MD
35 Park St, Smilow Cancer Hospital At Yale-new Haven,
New Haven, CT 06519-1110

Ph: (203) 200-2100
Dr James Ernest Hansen, MD
35 Park St, Smilow Cancer Hospital At Yale-new Haven,
New Haven, CT 06519-1110

Ph: (203) 200-2100

Reviews and Comments


Radiology Doctors in New Haven, CT

Genevieve Maquilan, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 35 Park St, New Haven, CT 06519
Phone: 203-200-2100    
Arthur H Knowlton, MD
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Medicare: Medicare Enrolled
Practice Location: 1450 Chapel St, New Haven, CT 06511
Phone: 203-789-3131    Fax: 203-789-3133
Dr. Dorothy Amy Sippo, M.D.
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Practice Location: 20 York St, New Haven, CT 06510
Phone: 201-303-2305    
Ariel Kanevsky,
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Medicare: Accepting Medicare Assignments
Practice Location: 20 York St, New Haven, CT 06510
Phone: 203-200-5590    
Caroline R Taylor, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 20 York St, Ynhh South Pavilion, 2nd Fl, New Haven, CT 06510
Phone: 203-688-2433    Fax: 203-688-9258
Cheng-han Lee, MD
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Medicare: Medicare Enrolled
Practice Location: 20 York St, New Haven, CT 06510
Phone: 203-688-2433    
J E Fredrik Zetterberg, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 1450 Chapel St, New Haven, CT 06511
Phone: 203-789-3124    Fax: 203-789-4118

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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