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Our Physicians
Dr. Mark Linkow
Board certified in both internal medicine and gastroenterology, Dr. Linkow received his undergraduate training at Northwestern University, and his medical degree at the University of Colorado School of Medicine in Denver. His experience includes GI positions at Rose and Ireland Army Hospital, Fort Knox, Kentucky, as well as an Internship and Residency in internal medicine at Parkland Memorial Hospital in Dallas. He has been in private practice since 1978, many years as the Chief of Gastroenterology at Rose Medical Center.

Dr. Daniel Siegel
Dr. Siegel is board certified in both internal medicine and gastroenterology. He completed a fellowship in Hepatology at Mt Sinai School of Medicine and a Gastroenterology fellowship at Columbia University St Luke Roosevelt Hospital. Dr. Siegel held fellowships at Mount Sinai Medical School and St. Luke's Roosevelt Hospital in New York (including a fellowship in Hepatology), and did an Internship and Residency in Internal Medicine at the New York University School of Medicine. He is an attending physician at Rose Medical Center.

Dr. Jonathan Fishman
Dr. Fishman is Board Certified in gastroenterology and internal medicine. Born and raised in South Africa, Dr. Fishman is a graduate of the University of the Witwatersrand in Johannesburg. He has trained and worked in several countries, including South Africa and England, before completing a medical residency at St. Mary’s Health Center and fellowship at St. Louis University Hospital in the United States. He is involved in various research and publishing activities, and was instrumental in developing various community outreach programs. Named as one of Denver’s Top Doctors in 5280 for the last four years.

5280 Top Doc
2006 - 2010

Dr. Julie Polson
A graduate of Wake Forest University and the University of Texas Southwestern Medical School, Dr. Polson is both an experienced physician and an accomplished lecturer. She did her residency and fellowship training at the University of Texas Southwestern Medical Center at Dallas and then received a faculty appointment there as Assistant Professor of Internal Medicine in the Division of Digestive and Liver Diseases. She has significant clinical research experience through involvement in a number of hepatitis C trials and as a sub-investigator in the multi-center Acute Liver Failure Study Group. Dr. Polson received the prestigious Junior Faculty Development Award from the American College of Gastroenterology in 2006, and attended the ACG's annual meeting in 2007 to present her research, for which she was also honored with a Governor's award. She has published numerous papers in the field of hepatology, specifically in the areas of acute liver failure and drug induced liver injury. Dr. Polson was one of the few faculty members in her division to actively practice both hepatology and general gastroenterology, and is well-trained in upper endoscopy and colonoscopy. She is board certified in both internal medicine and gastroenterology/hepatology.

Dr. Laura Wolfe
A Colorado native and graduate of Colorado State University, she graduated from Dartmouth Medical School and completed her Internal Medicine Residency at Vanderbilt University Medical Center in Nashville, Tennessee. Fellowship training in gastroenterology was completed at the University of Pennsylvania as well as a Masters of Science in Clinical Epidemiology. She is board certified in Internal Medicine and Gastroenterology.