Doctors

J. Douglas Warren, M.D., FACS

Dr. Warren is a board certified Otolaryngologist and fellow of the American College of Surgeons. He received his doctorate of medicine from the University of Missouri, Columbia in 1984. He went on to complete his residency in 1990 from Washington University/Barnes Hospital in St. Louis. He joined the staff of Boulder Valley Ear, Nose, and Throat in 1990 and served as chief of medical staff at Avista from 1992-1993. In addition, he served as chief of surgery at Boulder Community Hospital from 1998-2002. His special interests include head and neck surgery, treatment of head and neck cancer, and general otolaryngology.

David D. Morrissey, M.D.

Dr. Morrissey is a board certified Otolaryngologist. He received his doctorate of medicine from the University of Colorado, Denver in 1994. He went on to complete his residency in 1999 from the Oregon Health Science University in Portland. He joined the staff of Boulder Valley Ear, Nose, and Throat in 2000. He has been a member of the Cancer Committee Medical Executive Committee, and served as Chief of Surgery at Boulder Community Hospital from 2004 -2006, and Avista Hospital from 2007-2010.  Dr. Morrissey treats both adult and pediatric patients.  His interests include general Otolaryngology, diagnosis and treatment of voice disorders, thyroid and parathyroid surgery, sinus surgery, and treatment of cancer of the head and neck.

Andrew C. Goldman, M.D.

ENT Dr. Andrew C. Goldman

Dr. Andrew Goldman is a double board certified facial plastic surgeon, specializing exclusively in cosmetic and reconstructive-surgical and non-surgical treatments for the face and neck. After training in facial plastic and reconstructive surgery at the prestigious University Hospital in Bern, Switzerland, he served as assistant professor in New York City educating residents in facial plastic surgery. While in New York, his surgical experience was as varied as it was voluminous in both cosmetic and reconstructive facial plastic surgery. He uses these skills every day to educate his patients and is distinguished by his bedside manner. To further complement his surgical practice, Dr. Goldman founded the Laser and Cosmetic Associates of Boulder for non-surgical therapies using medical grade laser and skin care.

Donald A. Maschka, MD, FAAOADr. Don A. Maschka

Dr. Maschka is a board certified Otolaryngologist and has completed a fellowship in the American Academy of Otolaryngic Allergy. He received his doctorate of medicine from the University of Iowa in
1992 and completed his residency in 1997 at the University of Iowa Hospitals and Clinics. After residency he practiced in Iowa for 17 years and enjoyed a high-paced and varied otolaryngology practice. During this time he trained ENT residents as an Associate Professor for the University of Iowa and has also provided services for the Mayo Clinic Health System in Minnesota. In 2006 Dr. Maschka founded a successful allergy practice utilizing innovative allergy techniques. He has served as a member of the Board of Directors on hospital, clinic, and surgery center boards. He has won numerous awards and has been recognized for his dedication to patient care and service to the local community. He joined the staff of Boulder Valley Ears, Nose, and Throat in 2015. His special interests include general and pediatric otolaryngology, thyroid surgery, and the diagnosis and treatment of allergic disorders of the head and neck.