Network Leadership

Board of Directors

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Peggy Alexander, DDS
Clinical Professor, Periodontics

Peggy Alexander, DDS Education, Research Interests, Other Facts

Dr.Peggy Alexander can be reached by E-mail or by calling (210) 567-3361

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James Bone, DDS
Clinical Assistant Professor, Comprehensive Dentistry

James Bone, DDS Education, Research Interests, Other Facts

Dr.James Bone can be reached by E-mail or by calling (210) 393-3237

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Jennifer Bone, DDS
POSTION

Jennifer Bone, DDS Education, Research Interests, Other Facts

Jennifer Bone, DDS can be reached by E-mail or by calling phone#

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Cheryl Davis, MS, DMD

Dr. Cheryl Davis, MS, DMD is currently the owner of Cheryl E. Davis, DMD, Family Dentistry located in historic Ellis Alley Enclave. She received her MS in Environmental Toxicology at Prairie View A&M University and her DMD at the University of Alabama in Birmingham, AL. She has served as a General Dental Officer in the USAF, Associate Dentist in private practice, Adjunct Professor of General Biology at Northwest Vista Community College and a Contract Dentist for the Correctional Health Care Services/Bexar County Jail. She has a diverse background in research involving HIV, Strep Mutans and Environmental Toxicology which has taught her to think outside of the box when faced with challenging dental treatment. Her current research interests include the effects of diabetes and HIV/AIDs in the oral dentition.

Dr. Davis can be reached by E-mail or by calling (210) 212-8707

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Kevin Donly DDS, MS

Dr. Kevin Donly currently serves as Professor, Chair and Postdoctoral Director in the Department of Pediatric Dentistry at the University of Texas Health Science Center in San Antonio. He received his DDS in 1984, Certificate in Pediatric Dentistry in 1986 and MS in 1986 from the University of Iowa. He has published over 250 chapters, manuscripts and abstracts associated with pediatric dentistry and dental restorative materials research and clinical utilization. Presently, he is a principal investigator on a Program Project sponsored by the National Institute of Dental and Craniofacial Research.

Dr. Davis can be reached by E-mail or by calling (210) 567-3538

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Javier Garcia, DDS

Dr. Garcia

Dr. Garcia can be reached by calling (210) 615-7725

Staff and Faculty

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Rahma Mungia, BDS, MSc, DDPHRCS

Rahma Mungia, is co-director of the South Texas Oral Health Network, as well as Clinical Coordinator for the South Central Area Health Education Center and Assistant Professor in the UTHSCSA Department of Pediatric Dentistry. She oversees all STOHN research and infrastructure activities. Her primary interest is in dental public health, especially tobacco cessation. She has also completed research on the effects of lead exposure in young children. Rahma is married with two children and enjoys living in the country.

Rahma can be reached by E-mail or by calling (210) 567-7809

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Thomas Oates, DMD, PhD

Dr. Oates received his D.M.D degree and completed a general practice residency at the University of Pennsylvania in 1983. In 1994 he received a PhD degree in Biochemistry and a Certificate in Periodontology from the Medical College of Virginia. Dr. Oates currently serves the The University of Texas Health Science Center at San Antonio, Dental School as Assistant Dean for Clinical Research, and the Department of Periodontics as Professor and Vice Chair. His research interests have included clinical trials in implantology, the use of BMPs in maxillary sinus grafting, and the association between oral health and systemic disease, with current efforts directed toward patients with diabetes mellitus.

Dr. Oates can be reached by E-mail or by calling (210) 567-3590

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Veronica Villela-Perez

Veronica Villela-Perez, is currently the Project Coordinator of the PBRN Resource Center.

Veronica can be reached by E-mail or by calling (210) 562-5651

Alex Machuca

Alejandro Machuca, BA
Project Faciliatator

Alejandro Machuca BA is the Project Facilitator of the South Texas Oral Health Network (STOHN). He attended the University of Texas at San Antonio where he earned a Bachelor of Arts in Sociology.  Alex is responsible for facilitating the practice-based research efforts for the dental Practice-based Research Network called STOHN. As Project Facilitator, Alex facilitates recruitment, marketing and communication across the dental practices in support of practice-based research projects. Alex previously worked with the UTHSCSA- Department of Pediatrics- Division of Community Pediatrics as the Lead Educator for a Substance Abuse and HIV Prevention Grant Program administer through the  Substance Abuse and Mental Health Service Administration- Center for Substance Abuse Prevention, and is approaching over 5 years of research related work. Originally from Fairfield, California, Alex mainly grew up in various countries in Latin America and Europe  and has resided in San Antonio since 1999.  Alex enjoys  outdoors activities, comedy and  travel. Hobbies include painting, music, movies, swimming, hiking.

Alex can be reached by Email or by calling (210) 562-5653

Adjunct Staff

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John Cornell, PhD

John Cornell, currently serves as the biostatistics consultant for STOHN, Professor at the UT Health Science Center at San Antonio in the department of Epidemiology and Biostatistics, and Adjunct Assistant Professor at the UT School of Public Health, San Antonio Regional Campus. Dr. Cornell received his PhD in Experimental Psychology at the University of Southern Mississippi and completed Postdoctoral Fellowships in Cardiovascular and Renal Physiology, Behavioral Dentistry, and Statistics. Dr. Cornell’s expertise includes areas in bioinformatics, meta-analyst, psychometrics and statistics

Dr. Cornell can be reached by E-mail or by calling (210) 567-0874

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Vy Nguyen, DDS

Vy Nguyen, is currently a MPH student at the UT School of Public Health, San Antonio Regional Campus and completing her practicum experience with STOHN. She received her DDS degree from Howard University and is interested in dental public health.

Vy can be reached by E-mail