Our Team

Joseph Piotrowski, M.D., FACS

Joseph Piotrowski, MD, FACSDr. Piotrowski earned his medical degree at Hahnemann School of Medicine in Pennsylvania. He completed a general surgery residency program at the University of Colorado and a vascular surgery residency program at the University of Arizona. He is board-certified by the American Board of General and Vascular Surgery and a Fellow in the American College of Surgeons.


Adam Sagarwala, D.O.

Adam Sagarwala, D.O.After earning a master's in biomedical engineering at the University of Texas, Dr. Sagarwala received his medical degree from the Texas College of Osteopathic Medicine at the University of North Texas Health Science Center. He completed a general surgery internship at St. Barnabas Hospital in the Bronx, New York and a general surgery residency at the Ohio University Heritage College of Osteopathic Medicine Doctors Hospital. He subsequently completed a fellowship in vascular surgery at St. Barnabas Hospital and Beth Israel Hospital in Newark, New Jersey. Dr. Sagarwala is board certified in general surgery and board eligible in vascular surgery.

A precise, highly trained vascular surgeon, Dr. Sagarwala specializes in complex aortic disease, including open and endovascular repair options, as well as cutting-edge, non-invasive treatment of peripheral arterial disease. He is committed to provide timely and appropriate patient care. Patients find Dr. Sagarwala outgoing and animated, appreciating the relatable yet respectful way in which he engages in discussion regarding their health care.

Ernest Zichal, D.O.

Ernest Zichal, DODr. Zichal earned his medical degree at Kansas City University of Medicine and Biosciences. He completed his surgical residencies at Palms West Hospital in Florida and at Saint Barnabas Hospital in the Bronx, NY, where he was chief surgical resident. Dr. Zichal completed a Vascular Surgery Fellowship at the Deborah Heart and Lung Center. He is board-certified by American Osteopathic Board of Surgery in general and vascular surgery.

Dr. Zichal specializes in the treatment and management of arterial disease. He has a special interest in using minimally invasive procedures to re-establish blood flow in areas of need. He particularly enjoys the continuity of vascular care, which enables him to build long term relationships with his patients.

Megan E. Cobb, P.A.

Megan E. Cobb, PAAfter receiving a Bachelor of Science in biology and psychology from Virginia Tech, Megan earned her Master of Physician Assistant from Eastern Virginia Medical School. She is board-certified as a Physician Assistant by the National Commission on Certification of Physician Assistants.

Because one of her favorite parts of medicine is patient education, Megan loves working in vascular surgery—a specialty in which effective communication plays a significant role. Sensitive to the life-changing aspects of vascular disease, she recognizes the importance of explaining patient behavior modification as well as surgical interventions. Megan believes that positive results depend on tailoring each plan of care to the patient’s individual goals.

With special interests in complex wound care and lymphedema management, Megan works closely with our physicians to develop and carry out plans for managing arterial and venous disease, AAA, dialysis access and carotid stenosis in the setting of multiple medical conditions.