The MRI Center’s technologists are all board certificated in Magnetic Resonance Imaging (MRI) or Computerized Tomography (CT).   They have a great deal of knowledge and experience and can answer any questions or concerns you might have concerning their exam.

They are backed by our friendly staff, which is extensively trained in MRI/CT and will assist you with all necessary history forms and consent forms prior to your exam.  They will review all appropriate forms, including the consent form, and answer any questions. 




Charles B. Austin, Jr., M.D.

Loris Cedeno, M.D.

George S. Durisek, M.D

Tamra Heimert, M.D.

Anand S. Jagannath, M.D.

Kiran Kapadia, M.D.

Elias Najem, M.D.

Paul S. Potok, D.O.

Kavita Sanghvi, M.D.

Jonathan Stephenson, M.D.
























Charles Austin, M.D.

Sub-Specialty Interests:
US, CT, MRI, Interventional Nuclear Medicine, Teleradiology, PET

Certifications:
American Board of Radiology

Fellowship(s):
CT/US/MRI, University of Maryland Medical System/Hospital, Baltimore

Internship/Residency:
Internship: Family Practice, St. Margaret Memorial Hospital, Pittsburgh
Residency: University of Maryland Medical, System/Hospital, Baltimore

School of Medicine:
Jefferson Medical College

Work History:
July 1990 - December 1996 - A.Z. Ritzman Associates, A. Z. Ritzman Associates joined Radiology Associates of York to form Quantum Imaging & Therapeutic Associates, Inc. in 1997

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Loris Cedeno, M.D.

Certifications:
American Board of Radiology

Fellowship(s):
Neuroradiology Fellow, Strong Memorial Hospital, University of Rochester, NY

Internship/Residency:
Internship: National Naval Medical Center, Bethesda, MD
Residency: Rochester General Hospital, NY

School of Medicine:
Pennsylvania State University College of Medicine

Work History:
Joined Quantum - 2007

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George Durisek, M.D.

Sub-Specialty Interests:
US, MRI, Echocardiology, Nuclear Medicine, Vascular Imaging, Teleradiology, Mammography

Certifications:
American Board of Radiology
Internship/Residency

Internship/Residency:
Internship: Rotating - General Rose Memorial Hospital, Denver
Residency: Radiology - Harrisburg Hospital

School of Medicine:
University of Vermont College of Medicine

Work History:
1976 - 1980 - Diagnostic Radiology Private Practice; 1980 - 1996 - A. Z. Ritzman Associates, Inc., A. Z. Ritzman Associates joined Radiology Associates of York to form Quantum Imaging & Therapeutic Associates, Inc. in 1997

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Tamra Heimert, M.D.

Sub-Specialty Interests:
Musculoskeletal

Certifications:
American Board of Radiology

Fellowship(s):
Musculoskeletal Radiology - Pennsylvania State University Hershey Medical Center

Internship/Residency:
Internship: Pennsylvania State Hershey Medical Center
Residency: Diagnostic Radiology, Pennsylvania State Hershey Medical Center

School of Medicine:
Flinders University of South Australia School of Medicine

Work History:
Joined Quantum - 2007

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Anand Jagannath, M.D.

Sub-Specialty Interests:
Interventional Radiology, Minimally Invasive Alternatives to
Surgery: vertebroploasty; stereotactic breast biopsy; uterine fibroid embolization; hepatic chemoembolization; pain management, Cardiovascular MRI and Neuro MRI, Non-Invasive Vascular Testing, CT, MRI, US, Mammography, Stereotactic Breast Biopsy, Teleradiology, PET

Certifications:
American Board of Radiology, Certificate of Added Qualification in Interventional Radiology

Fellowship(s):
Interventional Radiology, The New York Hospital, Cornell University Medical Center

Internship/Residency:
Internship: The New York Hospital
Residency: Cornell University Medical Center - Chief Resident

School of Medicine:
Cornell University, Weill Medical College

Work History:
1989 - 1996 - A. Z. Ritzman Associates; A. Z. Ritzman Associates joined Radiology Associates of York to form Quantum Imaging & Therapeutic Associates, Inc. in 1997; Chief of Radiology, Holy Spirit Hospital - 1995-2003; 1997 - Present - Member Quantum Board of Directors

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Kiran Kapadia, M.D.

Sub-Specialty Interests:
MRI, CT, Nuclear Medicine, Teleradiology

Certifications:
American Board of Radiology

Fellowship(s):
MRI - Thomas Jefferson University Hospital, Philadelphia

Internship/Residency:
Internship: Internal Medicine, VA Medical Center, Wilkes-Barre
Residency: Nuclear Medicine, Hahnemann Medical College, Philadelphia
Residency: Radiology, Hahnemann Medical College, Philadelphia

School of Medicine:
Grant Medical College, Bombay, India

Work History:
Joined Quantum - 2001, Divisional Director of MRI, Harrisburg Hospital

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Elias Najem, M. D.

Sub-Specialty Interests:
Neuroradiology

Certifications:
American Board of Radiology
C.A.Q. in Neuroradiology
Certification Council of Nuclear Cardiology Certification

Fellowship(s):
Neuroradiology - University of Texas Health Science Center

Internship/Residency:
Internship: Presbyterian Medical Center of Philadelphia Residency: Johns Hopkins University

School of Medicine:
University of Medicine and Dentistry of New Jersey

Work History:
1994 - 1995 - Radiology Associates of Corpus Christi
1996 - 1998 - S. I. Radiology Associates
1999 - 2002 - Community Radiology Group
2002 - 2003 - Monmouth Medical Imaging
Joined Quantum - 2004

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Paul Potok, D. O.

Sub-Specialty Interests:
US, CT (3D, Virtual, Angiography), Mammography, Nuclear Medicine, MRI, Teleradiology

Certifications:
American Board of Radiology

Fellowship(s):
Body Imaging - The Milton S. Hershey Medical Center, Pennsylania State University

Internship/Residency:
Internship and Residency: The Milton S. Hershey Medical Center, Pennsylvania State University

School of Medicine:
Philadelphia College of Osteopathic Medicine

Work History:
Joined Quantum - 1999; Medical Director, Lebanon Open MRI; Divisional Director of Computed Tomography, Harrisburg Hospital

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Kavita Sanghvi, M.D.

Certifications:
Board Certification in Diagnostic Radiology, University of Bombay

Fellowship(s):
MRI - The Milton S. Hershey Medical Center, Penn State University

Internship/Residency:
Internship: Sir J.J. Group of Hospitals, Bombay, India
Residency: Diagnostic Radiology - The Milton S. Hershey Medical Center, Penn State University

School of Medicine:
University of Bombay, Grant Medical College

Work History:
Joined Quantum - 2007

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Jonathan Stevenson, M.D.

Sub-Specialty Interests:
CT, MRI, Ultrasound, Breast Imaging and Intervention

Certifications:
American Board of Radiology

Fellowship(s):
Cross Sectional Imaging - Brown University/Rhode Island Hospital

Internship/Residency:
Internship: Transitional Year, Riverside Regional Medical Center
Residency: Diagnostic Radiology, Pennsylvania State University Hershey Medical Center

School of Medicine:
Eastern Virginia Medical School

Work History:
Joined Quantum - 2007

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