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Get the comprehensive, compassionate care you deserve for all of your acute or chronic gastroenterological needs.


Schedule your appointment Consultants In Gastroenterology, P.C. – Clinic | Lincoln, NE

Call today to schedule your initial consultation.


Whether you are a regular visitor to our office or a one-time referral, our friendly, dedicated team is here for you and committed to your well-being.


Each member is dedicated to helping ensure your complete comfort, from our friendly receptionists to our doctors, specialists, and nurse practitioner.

Get to know the team

Dr. Lee grew up in the northwestern part of Wyoming. He received his undergraduate education at the University of Nebraska in Lincoln and his medical degree at the University of Nebraska College of Medicine in Omaha. He completed his residency in internal medicine at Texas A&M Health Sciences Center in Temple, Texas where he also did his gastroenterology fellowship.

Dr. David D. Lee, M.D.

Denise L. Speich was born in Lincoln, Nebraska. She received her Bachelor of Science degree in Nursing from the University of Nebraska Medical Center, College of Nursing in Lincoln, Nebraska. She worked for 13 years as a registered nurse primarily on a medical/oncology unit.

Denise L. Speich, ARNP

Denise L. Speich, ARNP Dr. David D. Lee

Dr. Lee specializes in the diagnosis and treatment of digestive and liver diseases in adults and he is fully trained in all aspects of endoscopy. He enjoys golf, fishing, and spending time with his wife and two children.

Her Master of Science in Nursing in the Adult Health Nurse Practitioner Program was completed at the University of Nebraska in Omaha, Nebraska. Denise is board certified as an Adult Nurse Practitioner.


In her spare time, she enjoys cooking and spending time with her husband and two children. She is also very involved in her church.