Cho Doo Sang 200 300

Doo-Sang Cho, MD

  • Medical School – University of Toronto – (MD) – 1977
  • Internal Medicine Internship – Toronto Western Hospital – 1978
  • Internal Medicine Residency – University of Ottawa – 1978 – 1980
  • Senior Resident in Medicine – Medical College of Ohio – 1981
  • Gastroenterology / Hepatology Fellowship – Medical College of Wisconsin – 1981-1983
Collins Andy 200 300

Andrew K. Collins, MD

  • Medical School – Creighton University – (MD) – 1989
  • Advanced Degree – Creighton University – (MS) – 1990
  • Internship / Residency – Creighton University – 1990-1993
  • Gastroenterology / Hepatology Fellowship – Good Samaritan Regional Medical Center / Carl Hayden Phoenix VA Hospital – 1993-1995
Stein Craig 200 300

Craig M. Stein, MD

  • Medical School – University of Southern California – (MD) – 1989
  • Internship – Good Samaritan Regional Medical Center – 1989-1990
  • Residency – University of Southern California – 1990-1992
  • Gastroenterology / Hepatology Fellowship – University of Southern California – 1992-1994
  • Advanced Therapeutic Endoscopy Fellowship – University of Southern California – 1994-1995
Umar Ramsey 200 300

Ramsey K. Umar, MD

  • Medical School – The University of North Carolina at Chapel Hill – (MD) – 2001
  • Internship / Residency – University of Michigan, Ann Arbor – 2001-2004
  • Gastroenterology / Hepatology Fellowship – Northwestern University – 2004-2007
walker

George J. Walker, MD

  • Medical School – St. George’s University – (MD) – 1988
  • Internship/Residency – Griffin Hospital – Yale University Affiliate – 1988-1991
  • Gastroenterology / Hepatology Fellowship – Sinai Samaritan Medical Center, University of Wisconsin School of Medicine – 1991-1993
  • Advanced Therapeutic Endoscopy Fellowship – Good Samaritan Regional Medical Center / Carl Hayden Phoenix VA Hospital – 1993-1994
zierer

Steven T. Zierer, MD

  • Medical School – Indiana School of Medicine – (MD) – 1989
  • Internship / Residency – Saint Joseph Regional Medical Center – 1989 – 1992
  • Gastroenterology / Hepatology Fellowship – Good Samaritan Regional Medical Center / Carl Hayden Phoenix VA Hospital – 1992-1994
  • Advanced Therapeutic Endoscopy Fellowship – Good Samaritan Regional Medical Center / Carl Hayden Phoenix VA Hospital – 1994-1995
shauna-binette

Shauna Binette, ANP

Adult Nurse Practioner

Shauna Binette is our nurse practitioner and joined our practice in 2003. She was born in Ontario, Canada and grew up in south-central Pennsylvania where she obtained her bachelors degree in nursing in 1993. She moved to Arizona in 1994 and worked in critical care for the Banner Health System for over 10 years. She completed her Masters in Nursing in 2003 and obtained her Adult Nurse Practitioner (ANP) certification through the American Nursing Credentialing Center. She is a member of the American Nursing Association and American Gastroenterological Association.

jill

Jill, ANP

Adult Nurse Practitioner

Jill received both her Bachelor of Science in Nursing (1999) and her Master of Science in Nursing (2006) from Creighton University in Omaha, Nebraska. In May 2014, she also completed her Doctor of Nursing Practice (DNP) degree at Creighton University.

She is certified by the American Academy of Nurse Practitioners as an Adult Nurse Practitioner. She is a member of Sigma Theta Tau International, the American Academy of Nurse Practitioners, and the American Gastroenterological Association.

 

brenda-harding

Brenda Harding, FACMPE

Practice Administrator, Digestive Disease Consultants

After graduating as a registered nurse, Brenda worked for nine years as a nurse before deciding that she could combine her interest in finance and healthcare into medical practice management. Brenda was a practice administrator for 17 years before joining Digestive Disease Consultants in 2007. She currently serves as a Western Section Officer for MGMA (Medical Group Management Association). Brenda has served on the Board of Directors for the Arizona Medical Group Management Association for a total of seven years, serving alternately as Treasurer, Vice President-Elect and President during that time. She currently serves as the State Liaison for the Medical Group Management Association (MGMA), and she is a Fellow in the American College of Medical Practice Executives.

You can reach Brenda at bharding@evemed.org