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Physician Bios

Click on the Dr.'s name below to view his or her bio.

Macksood A. Aftab, D.O. Sigrid E. Messana, D.O. Biren R. Shah, M.D.
Jamal U. Akbar, M.D. Steve Min, D.O. Preet Kiran Sandhu, M.B.B.S., M.D.
George F. Ascherl, Jr., M.D., F.A.C.R. Rajesh Mithalal, M.D. Sanjay J. Talati, M.D.
Sultan Bhimani, M.D. Charles E. Mueller, M.D., F.A.C.R. Joseph E. Talbot, M.D.
Chirdeep Bhutani, M.D. Nobuo Nakagawa, M.D. Julie Taylor, M.D.
Scott E. Cheney, M.D. Gopi K. Nallani, M.D. Venkatramana R. Vattipally, M.D.
Ramakrishnayya K. Gadam, M.D., F.A.C.R. Kristin M. Nelsen, M.D. Chandler G. Veenhuis, D.O.
Sambasiva Kottamasu, M.D. F.A.C.R. Nasser O. Qadri, M.D. Matthew L. Waack, M.D.
Peter A. Lassing, M.D. Clinton E. Rogers, M.D. William K. Wong, M.D.
Mark R. Ludka, M.D. Robert B. Saltzman, M.D. Harvey K. Yee, M.D.

Physician Assistants

Rodney Norman, MS, PA-C Robert E. Toevs, PA-C  

Sambasiva Kottamasu, M.D.Sambasiva Kottamasu, M.D. F.A.C.R.
Staff Radiologist
Covenant HealthCare
St. Mary’s of Michigan
St. Mary’s of Michigan-Standish Hospital
West Branch Regional Medical Center

Medical Degree
Guntar Medical College,
Guntar, A.P., India

Internship
Rotating Internship-Government General Hospital; Railpet Guntur   A.P. India

Residency
Radiology Residency- Hurley Medical Center;
  Flint, MI

Certifications
American Board of Radiology
CAQ - Pediatric Radiology
FLEX & ECFMG
Clinical Assistant Professor,
Michigan State University
American College of Radiology-Fellow (FACR)