Family Dentistry Faculty

family dentistry faculty

David C. Holmes
David C. Holmes, D.D.S., M.S.
Professor and Head, Department of Family Dentistry

Dr. Holmes practiced general dentistry in Eldridge, Iowa, from 1978-1989. He became an adjunct faculty in the Department of Family Dentistry at Iowa during this time. After completing his specialty training in periodontics in 1991, Dr. Holmes became a group leader in Family Dentistry. In 1997, he joined the faculty at the University of Colorado where he served as chair of the Division of Comprehensive Care. In 2004, he returned to Iowa to accept the DEO position of the Department of Family Dentistry.

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David M. Bohnenkamp
David M. Bohnenkamp, D.D.S., B.A., M.S., F.A.C.P.
Clinical Associate Professor, Department of Family Dentistry

Prior to coming to Iowa, Dr. Bohnenkamp was an associate professor in the Department of Comprehensive Dentistry and served as the director of the International Dentist Education Program from 2006-2013 at the University of Texas Health Science Center Dental School in San Antonio. He is currently a clinical associate professor in the Department of Family Dentistry.

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Christopher Barwacz
Christopher Barwacz, D.D.S
Assistant Professor, Department of Family Dentistry

Dr. Barwacz joined the Craniofacial Clinical Research Program in 2008, where he provides the latest in dental care to research participants as well as private patients.

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Ana M. Diaz-Arnold
Ana M. Diaz-Arnold, D.D.S., M.S.
Professor, Department of Family Dentistry

Dr. Arnold became a faculty member in the Department of Family Dentistry in 1987, following a two-year general practice residency and completion of a graduate program in prosthodontics at The University of Iowa.

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Maria Marcela Hernández
Maria Marcela Hernández, D.D.S., M.S.
Clinical Associate Professor, Department of Family Dentistry

Dr. Hernández joined the University of Iowa College of Dentistry faculty in 2003 after working as director of the operative dentistry section at the Universidad Javeriana Dental School, Bogota, Colombia, and working in private practice for ten years. She is a clinical associate professor in the Department of Family Dentistry.

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Brian Howe
Brian Howe, D.M.D., M.S.
Assistant Professor, Department of Family Dentistry

Dr. Howe was in private practice in Madison, Wisconsin, from 2006-2011 and in Iowa City, Iowa, from 2013-2015. He was an adjunct faculty in the Department of Family Dentistry from 2013-2015.

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David Iglehart
David Iglehart, D.D.S.
Clinical Assistant Professor, Department of Family Dentistry

Before retiring after 30 years practicing family dentistry in Davenport, Iowa, Dr. Iglehart completed a hospital dentistry residency at the University of Iowa Hospitals and Clinics. He has a special interest in teaching removable prosthodontics.

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J. Michael Leary
J. Michael Leary, D.D.S., M.S.
Professor (In Memorium)

Dr. Leary was in private practice in Washington, Iowa, from 1971-1985 and was also an adjunct faculty in the Department of Family Dentistry from 1974-1985. In 1989, he became an associate professor in the Family Dentistry department and in 1995, Dr. Leary became a full professor.    Memorium

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Steven Means
Steven Means, D.D.S.

General Practice

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Michael D. Murrell
Michael D. Murrell, D.D.S.
Clinical Assistant Professor, Department of Family Dentistry

Dr. Murrell was in private practice from 1982-2014. He was also an adjunct faculty in the University of Iowa College of Dentistry's Department of Family Dentistry from 2013-2014. Dr. Murrell is now a clinical assistant professor in the Department of Family Dentistry.

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Dr. Reed Parker
Reed Parker, D.D.S.
Assistant Professor

Dr. Parker has practiced general dentistry in Iowa City, Iowa, since 1978. He was also an adjunct professor in the Department of Family Dentistry before joining the College of Dentistry full time.

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John Syrbu
John Syrbu, D.D.S.
Clinical Assistant Professor, Department of Family Dentistry

Dr. John Syrbu joined the Department of Family Dentistry in 2016 following a general practice residency and private practice experience. 

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Marcos Vargas
Marcos Vargas, B.D.B., D.D.S., M.S.
Professor, Department of Family Dentistry

Dr. Vargas joined the College of Dentistry as an assistant professor in 1994. He is now a professor in the Department of Family Dentistry.

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