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MEET OUR PROVIDERS

Visit Healthgrades.com to Read Our Doctor’s Five-Star Reviews

THOMAS MEISTER, MD

Dr. Meister pursued his undergraduate degree at Creighton University where he received a Bachelor of Science in Mathematics before attending the University of Nebraska Medical School in Omaha. Dr. Meister completed his internship and residency training in internal medicine at Thomas Jefferson University Medical Center in Philadelphia, Pennsylvania. He completed one year of his subspecialty training in gastroenterology at Washington University-Barnes Hospital in St. Louis Missouri and the remainder at the University of Kentucky Medical Center in Lexington Kentucky where he received an academic appointment as an assistant professor of medicine.

Dr. Meister’s area of expertise includes disease of the liver and pancreas, inflammatory bowel disease, capsule endoscopy, endoscopic ultrasound, and advanced endoscopic procedures.

Education/Experience

Creighton University, Omaha, NE 1987
Medical School: University of Nebraska School of Medicine 1991
Internship / Residency: Thomas Jefferson University Medical Center, Philadelphia, PA 1991-1994
Gastroenterology Fellowship: Washington University-Barnes Hospital, St. Louis MO. 1994-1995
Gastroenterology Fellowship: University of Kentucky Medical Center, Lexington KY 1995-1996

Board Certifications

Diplomate of the American Board of Internal Medicine (ABIM)
Diplomate of the ABIM, Subspecialty of Gastroenterology
Healthgrades: Dr. Thomas E. Meister, MD

 

 

Sue Mitchell, MD

Dr. Mitchell finished her internal medicine training at the University of Maryland in Baltimore before returning to the University of Kansas University Medical Center for subspecialty training in gastroenterology. Between her residency and fellowship she volunteered at a hospital in Nepal and the St. Jude Hospital in St. Lucia. While in fellowship training she also worked as an emergency physician at a VA Medical Center.

Education/Experience

University of Arkansas 1984
University of Kansas, College of Medicine 1989
Internship: Internal Medicine, University of Kansas Medical Center 1989-1991
Internal Medicine Residency: University of Kansas Medical Center 1991-1992
Internal Medicine Residency: University of Maryland, Baltimore,
Maryland 1992-1993
Fellowship: University of Kansas Medical Center 1993-1995

Board Certified

Diplomate of the American Board of Internal Medicine
Diplomate of the Subspecialty of Gastroenterology / ABIM
Healthgrades: Dr. Sue M. Mitchell, MD

Kendell Mann, MD

Dr. Mann was raised in Aiea, Hawaii. He earned his undergraduate degree in biochemistry at the University of Rochester in Rochester, New York. Prior to attending medical school, Dr. Mann spent one year doing graduate research in the Department of Biochemistry at the University of Rochester in Rochester, New York. He returned home to attend medical school at the John A. Burns School of Medicine, University of Hawaii at Manoa in Honolulu, Hawaii on a military health profession scholarship.

Education/Experience

University of Rochester 1986
John A. Burns School of Medicine, University of Hawaii at Manoa 1992
Internship and Residency, Internal Medicine, Walter Reed Army Medical Center 1992-1995
Gastroenterology Fellowship, Walter Reed Army Medical Center 2002-2005

Board Certified

Diplomate of the Subspecialty of Gastroenterology/ABIM
Healthgrades: Dr. Kendall Mann, MD

Caroline Tadros, MD

Dr. Caroline Tadros grew up in Waterbury , CT. She graduated with a Bachelors degree in Biology from Barnard College, Columbia University in 1998 and was a Howard Hughes Undergraduate Research Fellow. She then attended the Albert Einstein College of Medicine in New York City. Following this she completed an Internal Medicine Residency at New York University Medical Center in 2005 and a Gastroenterology Fellowship at the University of Vermont Medical Center.

After completing her fellowship she was an Assistant Professor of Gastroenterology at the University of Utah where her clinical interests were Inflammatory Bowel disease and Therapeutic endoscopy. She moved to Colorado with her husband and son in 2016.

She is fluent in Spanish and is a member of the Crohn’s Colitis Foundation of America. Community service has always been an are of interest and she was awarded a Recognition of Service from the Paraguayan Ministry of Health in 1996.

Healthgrades: Dr. Caroline Tadros, MD

Trish Sanford, ACNP

Trish Sanford, RN, MSN, ACNP-BC joined GACS in October 2012 as a GI Nurse Practitioner. She graduated with her AD-RN in 1982 from Boise State University. She then went onto get a BS in Biology with a minor in Chemistry from University of Utah.

After working in ICU for 10 years, she decided to get a second Bachelors in Nursing from Delta State University where she graduated Magna Cum Laude. She went directly into her Masters Degree Program at the University of Tennessee, graduating Magna Cum Laude as an Acute Care NP, with a 4.0 GPA. During her Undergraduate Nursing School, she was inducted into the Sigma Theta Tau Honor Society of Nursing and has been a member since 1992.

Education/Experience

Undergraduate Nursing, Boise State University 1982
BS: University of Utah 1982-1985
BSN: Delta State University 1994-1996
MSN, ACNP: University of Tennessee, HSC 1998-2001

 

Katie Hachuela, NP

Katie Hachuela RN, BSN, MS, FNP-C is a new Family Nurse Practitioner that has recently joined our practice. She graduated with her BSN in 2008 from Wright State University in Dayton Ohio. After working in a medical-surgical intensive care unit for 2 years in Ohio, her family relocated to Colorado Springs, as her husband is serving on active duty in the United States Air Force. Since arriving to Colorado she has worked in ambulatory surgery caring of patient’s pre and postoperatively. In 2013, she returned to school to earn her Master of Science, Family Nurse Practitioner degree in 2015.

Education/Experience

College: Bachelor of Science in Nursing, Wight State University,
Dayton, OH 2008
Master of Science, Family Nurse Practitioner, Regis University,
Denver, CO 2015

Licensure/Certifications

Register Nurse June 2008
Family Nurse Practitioner May 2015
American Nurses Association
Colorado Nurses Association
Southern Colorado Advanced Practice Nurses Association
Healthgrades: Katie Hachuela, NP

EMILY LOUNSBURY, NP

Emily Lounsbury is originally from West Virginia but has lived in at least half of the states on the east coast growing up.  After spending her early twenties traveling the world she received her BSN at Virginia Commonwealth University in 2009.  She has worked on a step down progressive care unit at VCU medical center while getting her masters in nursing in 2011 with her FNP.  She has worked in multiple setting including primary care, skilled nursing and in the hospital doing general medicine as well as advanced heart failure and transplant.  During this time she spent 2 years in the Peace Corps in Ethiopia as a health educator.  She joined GACS in 2018.

 

THOMAS MEISTER, MD

Dr. Meister pursued his undergraduate degree at Creighton University where he received a Bachelor of Science in Mathematics before attending the University of Nebraska Medical School in Omaha. Dr. Meister completed his internship and residency training in internal medicine at Thomas Jefferson University Medical Center in Philadelphia, Pennsylvania. He completed one year of his subspecialty training in gastroenterology at Washington University-Barnes Hospital in St. Louis Missouri and the remainder at the University of Kentucky Medical Center in Lexington Kentucky where he received an academic appointment as an assistant professor of medicine.

Dr. Meister’s area of expertise includes disease of the liver and pancreas, inflammatory bowel disease, capsule endoscopy, endoscopic ultrasound, and advanced endoscopic procedures.

 

Education/Experience

Creighton University, Omaha, NE 1987
Medical School: University of Nebraska School of Medicine 1991
Internship / Residency: Thomas Jefferson University Medical Center, Philadelphia, PA 1991-1994
Gastroenterology Fellowship: Washington University-Barnes Hospital, St. Louis MO. 1994-1995
Gastroenterology Fellowship: University of Kentucky Medical Center, Lexington KY 1995-1996

Board Certifications

Diplomate of the American Board of Internal Medicine (ABIM)
Diplomate of the ABIM, Subspecialty of Gastroenterology
Healthgrades: Dr. Thomas E. Meister, MD

 

 

Sue Mitchell, MD

Dr. Mitchell finished her internal medicine training at the University of Maryland in Baltimore before returning to the University of Kansas University Medical Center for subspecialty training in gastroenterology. Between her residency and fellowship she volunteered at a hospital in Nepal and the St. Jude Hospital in St. Lucia. While in fellowship training she also worked as an emergency physician at a VA Medical Center.

 

Education/Experience

University of Arkansas 1984
University of Kansas, College of Medicine 1989
Internship: Internal Medicine, University of Kansas Medical Center 1989-1991
Internal Medicine Residency: University of Kansas Medical Center 1991-1992
Internal Medicine Residency: University of Maryland, Baltimore,
Maryland 1992-1993
Fellowship: University of Kansas Medical Center 1993-1995

 

Board Certified

Diplomate of the American Board of Internal Medicine
Diplomate of the Subspecialty of Gastroenterology / ABIM
Healthgrades: Dr. Sue M. Mitchell, MD

KendEll Mann, MD

Dr. Mann was raised in Aiea, Hawaii. He earned his undergraduate degree in biochemistry at the University of Rochester in Rochester, New York. Prior to attending medical school, Dr. Mann spent one year doing graduate research in the Department of Biochemistry at the University of Rochester in Rochester, New York. He returned home to attend medical school at the John A. Burns School of Medicine, University of Hawaii at Manoa in Honolulu, Hawaii on a military health profession scholarship.

 

Education/Experience

University of Rochester 1986
John A. Burns School of Medicine, University of Hawaii at Manoa 1992
Internship and Residency, Internal Medicine, Walter Reed Army Medical Center 1992-1995
Gastroenterology Fellowship, Walter Reed Army Medical Center 2002-2005

 

Board Certified

Diplomate of the Subspecialty of Gastroenterology/ABIM
Healthgrades: Dr. Kendall Mann, MD

Elena Sidorenko, MD

Dr. Sidorenko was born and rasied in Russia and will be joining our team in January of 2020!  She received her medical degree from Novosibirsk State Medical Academy in Russia and proceeded with her fellowship at the University of Kansas Medical Center in Kansas City. Dr. Sidorenko has currently been in the Gastroenterology practice for over 18 years. Through the years, she has achieved many accomplishments such as winning the Course Travel Award recipient for American Neurogastroenterology & Motility Society Course in Clinical Practice. She has also been a part of many scholarly publications that have been an asset to the GI community. Aside from the medical world, Dr. Siderenko loves being outdoors, especially when she is gardening or playing tennis. 

 

Education/Experience

Novosibirsk Medical Institue- 1986
Categorical Internal Medicine Program Resident -1999-2002
Gastroenterology Fellowship at the University of Kansas Medical Center- 2002-2005
Gastroenterologist at Jackson County Gastroenterology in Blue Springs, MO-  2008-2010

Caroline Tadros, MD

Dr. Caroline Tadros grew up in Waterbury , CT. She graduated with a Bachelors degree in Biology from Barnard College, Columbia University in 1998 and was a Howard Hughes Undergraduate Research Fellow. She then attended the Albert Einstein College of Medicine in New York City. Following this she completed an Internal Medicine Residency at New York University Medical Center in 2005 and a Gastroenterology Fellowship at the University of Vermont Medical Center.

After completing her fellowship she was an Assistant Professor of Gastroenterology at the University of Utah where her clinical interests were Inflammatory Bowel disease and Therapeutic endoscopy. She moved to Colorado with her husband and son in 2016.

She is fluent in Spanish and is a member of the Crohn’s Colitis Foundation of America. Community service has always been an are of interest and she was awarded a Recognition of Service from the Paraguayan Ministry of Health in 1996.

Healthgrades: Dr. Caroline Tadros, MD

Trish Sanford, ACNP

Trish Sanford, RN, MSN, ACNP-BC joined GACS in October 2012 as a GI Nurse Practitioner. She graduated with her AD-RN in 1982 from Boise State University. She then went onto get a BS in Biology with a minor in Chemistry from University of Utah.

After working in ICU for 10 years, she decided to get a second Bachelors in Nursing from Delta State University where she graduated Magna Cum Laude. She went directly into her Masters Degree Program at the University of Tennessee, graduating Magna Cum Laude as an Acute Care NP, with a 4.0 GPA. During her Undergraduate Nursing School, she was inducted into the Sigma Theta Tau Honor Society of Nursing and has been a member since 1992.

 

Education/Experience

Undergraduate Nursing, Boise State University 1982
BS: University of Utah 1982-1985
BSN: Delta State University 1994-1996
MSN, ACNP: University of Tennessee, HSC 1998-2001

 

Katie Hachuela, NP

Katie Hachuela RN, BSN, MS, FNP-C is a new Family Nurse Practitioner that has recently joined our practice. She graduated with her BSN in 2008 from Wright State University in Dayton Ohio. After working in a medical-surgical intensive care unit for 2 years in Ohio, her family relocated to Colorado Springs, as her husband is serving on active duty in the United States Air Force. Since arriving to Colorado she has worked in ambulatory surgery caring of patient’s pre and postoperatively. In 2013, she returned to school to earn her Master of Science, Family Nurse Practitioner degree in 2015.

 

Education/Experience

College: Bachelor of Science in Nursing, Wight State University,
Dayton, OH 2008
Master of Science, Family Nurse Practitioner, Regis University,
Denver, CO 2015

 

Licensure/Certifications

Register Nurse June 2008
Family Nurse Practitioner May 2015
American Nurses Association
Colorado Nurses Association
Southern Colorado Advanced Practice Nurses Association
Healthgrades: Katie Hachuela, NP

EMILY LOUNSBURY, NP

Emily Lounsbury is originally from West Virginia but has lived in at least half of the states on the east coast growing up.  After spending her early twenties traveling the world she received her BSN at Virginia Commonwealth University in 2009.  She has worked on a step down progressive care unit at VCU medical center while getting her masters in nursing in 2011 with her FNP.  She has worked in multiple setting including primary care, skilled nursing and in the hospital doing general medicine as well as advanced heart failure and transplant.  During this time she spent 2 years in the Peace Corps in Ethiopia as a health educator.  She joined GACS in 2018.

 

 

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