Our Doctors

At Alpine Pediatrics, we are dedicated to providing the highest quality medical care for your children as they grow. See below to meet our dedicated physicians:

David. S. Johnson, M.D.

Dr. Johnson received his Bachelors Degree from BYU and his Medical Degree from University of Pittsburgh in Pennsylvania. He completed his pediatric residency and neonatology fellowship at Lackland Air Force Base in San Antonio, TX. Dr. Johnson is board certified in pediatrics and neonatology. He opened Alpine Pediatrics in 1997. Dr. Johnson has a particular interest in newborn care, but enjoys all aspects of pediatrics. He and his wife Joan have seven children and twelve grandchildren. His hobbies include: gardening, landscaping and spending time with his grandchildren.

Brett K. Knorr, M.D.

Dr. Knorr received his Bachelors Degree from BYU and his Medical Degree from University of Utah Medical School. He did his pediatric residency at the University of Wisconsin in Madison, Wisconsin. Dr. Knorr is board certified in pediatrics. He joined Alpine Pediatrics in 1999. Dr. Knorr has a special interest in sports medicine. He and his wife Gina have four children. His hobbies include: fishing, boating and spending time with his family.

D. Todd Whiting, M.D.

Dr. Whiting received his Bachelors Degree from BYU and his Medical Degree and MBA from the University of Illinois at Urbana-Champaign. Dr. Whiting completed his pediatric residency at St. Joseph's Hospital in Phoenix, AZ. Dr. Whiting is board certified in pediatrics. He joined Alpine Pediatrics in 2000. Dr. Whiting has a special interest in asthma and newborn care. He and his wife Christy have five children. His hobbies include: golfing and spending time with his wife and children.

Beverly L. Vargo, M.D.

Dr. Vargo received her Bachelors Degree at University of Michigan and her Medical Degree from Baylor College of Medicine in Houston, TX. She completed her pediatric residency at University of Wisconsin in Madison, Wisconsin. Dr. Vargo is board certified in pediatrics. She joined Alpine Pediatrics in 2001. Dr. Vargo enjoys all aspects of pediatrics. She and her husband Dan live in Salt Lake City. When away from the office, Dr. Vargo likes to go fly fishing, hiking and skiing.

Greg M. Pavich, M.D.

Dr. Pavich received his Bachelors and Medical Degree from the University of Utah. He completed his pediatric residency at Keesler Air Force Base in Mississippi. Dr. Pavich is also a board certified pediatrician. He joined Alpine Pediatrics in 2002. Dr. Pavich has a special interest in asthma, diabetes, children who are developmentally delayed and have behavioral disorders. He and his wife Marie have four children. His hobbies include: golfing, mountain biking, gardening and spending time with his family.

Bradley C. Arnold, M.D.

Dr. Arnold received his Bachelors Degree from BYU and his Medical Degree from Emory University Medical School in Atlanta, GA. He did his pediatric residency at Rainbow Babies Hospital in Cleveland, OH. Dr. Arnold is board certified in pediatrics. He joined Alpine Pediatrics in 2002. Dr. Arnold has a special interest in sports medicine and asthma but loves all aspects of pediatrics. He and his wife Kristin have five children. His hobbies include: skiing, camping, hiking, basketball, volleyball and spending time with his family.

William F. Edwards, M.D.

Dr. Edwards, a board certified pediatrician, joined Alpine Pediatrics in July 2004. He received his Bachelors Degree from Brigham Young University and his Medical Degree from University of Utah Medical School. Dr. Edwards completed his pediatric residency at Keesler Air Force Base in Mississippi. His practice will include the full range of pediatric care with a particular interest in asthma and allergies, and ADHD. He works at the Saratoga Springs office. He and his wife Cheryl have four sons, and enjoys running, hiking and camping.

Weston E. Spencer, M.D.

Dr. Spencer received his Bachelors Degree from BYU and his Medical Degree from Pennsylvania State University in Hershey, PA. He completed his pediatric residency at Stanford University Medical Center in California. Dr. Spencer joined Alpine Pediatrics in 2006. Dr. Spencer enjoys all aspects of pediatrics with particular interest in cardiology and hematology. He and his wife Emily have four children. Dr. Spencer’s hobbies include camping, mountain biking, woodworking, and spending time with his family.