Our Physicians
The physicians and staff of Cardiovascular Medicine are committed to providing quality cardiovascular healthcare.
Dr. Helbert Acosta
MD, FACC, FHRS, CCDS
Dr. Acosta received his undergraduate training at Colegio de Barranquilla para Varones in Colombia and his medical degree from Universidad Del Valle in...
Dr. Waseem Ahmad
MD
Dr. Ahmad graduated from Punjab Medical College Faisalabad, Pakistan. His Internal Medicine Internship was completed at Wilson Memorial Hospital in Johnson...
Dr. Amit Bahia
MD, MPH
Dr. Amit Bahia received his Medical Degree at Bangalore Medical College, Bangalore, India in 2000. He went on to earn a Master’s degree in Public Health from...
Dr. Nilarun Chowdhuri
MD
Dr. Chowdhuri received his medical education at the Institute of Medicine Tribhuvan University Teaching Hospital in Kathmandu, Nepal. He completed his Internal...
Dr. Edmund P. Coyne
MD, FACC
Dr. Coyne received his undergraduate training at Boston University and his medical degree from Tufts University in Boston, Massachusetts. He completed his...
Dr. Michael J. Gimbel III
MD, FACC
Dr. Gimbel, a Bettendorf native, graduated from Assumption High School and received his undergraduate degree from Saint Louis University, majoring in Chemistry...
Dr. Srikanth Kasula
MD
Dr. Srikanth Kasula received his medical education at Osmania Medical College, Hyderabad, India in 2006. He completed his Internal Medicine Residency,...
Dr. Kathleen J. Keyes
MD, FACC
Dr. Keyes was born in Wareham, Massachusetts. She attended Wheaton College in Norton, Massachusetts, where she received her B.A. in Chemistry and Biochemistry....
Dr. Devika Kir
MD
Dr. Devika Kir graduated top of her class at the All-India Institute of Medical Sciences in New Delhi, India. After two-years of dedicated basic science...
Dr. Rajiv Mallik
MD
Dr. Rajiv Mallik received his medical school training at All India Institute of Medical Sciences. He completed his residency at Michael Reese Hospital, Chicago...
Dr. Faraz Manazir
MD
Dr. Manazir received his Medical Degree from Dow Medical College, Karachi University, in Karachi, Pakistan. He completed his Internal Medicine Residency at St....
Dr. Rafat Padaria
MD, FACC
Dr. Padaria received her undergraduate training at Jai Hind College in Bombay and her medical degree from Topiwala National Medical College in Bombay, India....
Dr. Harish Patlolla
MD
Dr. Patlolla received his medical education at Deccan College of Medical Sciences in India. He completed his Internal Medicine Residency at Mount Sinai...
Dr. Aswartha Pothula
MD, FACC
Dr. Pothula received his Medical Degree from the Kurnool Medical College, Kurnool India. He competed his Internal Medicine Residency at Wayne State University,...
Dr. Sanjeev Puri
MD, FACC, FSCAI
Dr. Puri graduated from Post Graduate Institute of Medical Education in Chandigarh, India. He trained in Internal Medicine at the Medical College of Ohio. His...
Dr. Bouyella Reddy
MD
Dr. Reddy received his Medical Degree from Kurnool Medical College, Sri Venkateswara University in Kurnool India. He completed his Internal Medicine Residency...
Dr. Sora Reddy
MD
Dr. Reddy received his Medical Degree from Kurnool Government Medical College, Sri Venkateshwara University, in Andhra Pradesh, India. He completed his...
Dr. Jon A. Robken
MD, FCCP, FACC
Dr. Robken was raised in Cedar Rapids, Iowa. He received his Bachelor of Science from the University of Iowa and his Medical Degree from the University of Iowa...
Dr. Nicolas W. Shammas
MD, MS, EJD, FACC, FSCAI, FICA, FSVM
Dr. Shammas received his combined Master of Science-Doctor of Medicine (MS-MD) degrees at the American University of Beirut, Lebanon. He completed his Internal...
Dr. Mark J. Shen
MD, FHRS
Dr. Shen is a Board Certified Cardiac Electrophysiologist and Cardiologist, specializing in treating patients with heart rhythm disorders. He performs complex...
Dr. Gursukhman Sidhu
MD, FACC
Dr. Gursukhman “Gursu” Sidhu is a native of Punjab, India. He received his medical education at the All-India Institute of Medical Sciences (AIIMS) in New...
Dr. Param P. Singh
MD
Dr. Singh received his medical education at Government Medical College in Patiala, India. He completed his Internal Medicine Residency, Cardiovascular Disease...
Dr. Phanicharan Sistla
MD
Dr. Sistla received his medical degree from the University of Massachusetts Medical School in 2013.He completed his Internal Medicine Residency at Tufts...
Dr. William J. Witcik
MD, FACP, FACC
Dr. Witcik was born and raised in Fargo, North Dakota. He received his undergraduate degree in biochemistry from North Dakota State University. He received his...
Dr. Adnan Yousaf
MD, MRCP
Dr. Adnan Yousaf received his medical education at King Edward Medical University in Lahore, Pakistan. He completed his Internal Medicine Residency and...
CVM Locations
Explore the map below to see location options and find the clinic most convenient for you!
Our Physicians
Our physicians provide the best care for patients with heart failure, heart attacks, angina, cardiac, and vein diseases.
Dr. William J. Witcik
MD, FACP, FACC
Dr. Witcik was born and raised in Fargo, North Dakota. He received his undergraduate degree in biochemistry from North Dakota State University. He received his medical degree from the University of North Dakota in 1986. In 1989, he completed his Residency in Internal Medicine at the Hennepin County Medical Center in Minneapolis, Minnesota.
He completed his Fellowship in Cardiology at the Cleveland Clinic Foundation in 1993 and did a Fellowship in Interventional Cardiology at the Iowa Heart Center in Des Moines, Iowa. He practiced cardiology in Cedar Rapids, Iowa, prior to joining Cardiovascular Medicine in 1995.
He is a member of the American Medical Association, the American Heart Association, the Iowa Medical Society, and the Scott County Medical Society. He is a fellow in the American College of Cardiology.
Dr. Witcik is Board Certified in Internal Medicine and Cardiovascular Disease. He is licensed in both Iowa and Illinois and is available for outpatient consultation and follow-up visits at the Davenport and Bettendorf locations. He has staff privileges at Genesis Medical Centers and UnityPoint Health Trinity.
Preventive Services
Our team of physicians, advanced care providers, and patient care specialists are focused specifically on cardiovascular best practices and lifesaving heart and vein care.