Faculty & Staff

Since 1897, the Herman Ostrow School of Dentistry has shaped talented students into outstanding dentists and dental hygienists. Our challenging clinical education and our expert faculty members provide current and future oral health professionals with the skills they need in order to become the best.

As a student in the program, you will have unprecedented access to mentors, projects, and faculty. The faculty teaching in the online programs consists of a selected group of domain experts with outstanding pedagogical capabilities.

Program Directors

Glenn T. Clark, DDS, MS

Associate Dean of Distance Learning and Telehealth

Dr. Glenn Clark was a biochemistry major at California State University at San Jose, before going on to complete his Doctor of Dental Surgery Education at UCLA. He then earned a master’s degree in dental research from the University of Rochester and finished a two-year general practice residency at Eastman Dental Center. He is an […]

Roseann Mulligan, DDS, MS

Associate Dean for Community Health Programs and Hospital Affairs.

Dr. Mulligan received her DDS degree from the UCLA School of Dentistry and her MS degree from the USC Davis School of Gerontology and completing a general practice residency at Rancho Los Amigos Hospital. Dr. Mulligan is an expert in dental care for special needs patients, the elderly and persons with disabilities. Dr. Mulligan overseas […]

Anette Vistoso Monreal DDS, MS, DABOP

Director of Distance Learning Programs

Dr. Vistoso Monreal received her DDS from Universidad de Chile, an Advanced Program Certificate in Prosthodontics from Universidad del Desarrollo, earned a Master of Science degree in Orofacial Pain and Oral Medicine with an Advanced Program Certificate in Orofacial Pain from USC, and took part in an additional Advanced Clinical Training in Oral Medicine at […]

Parish Sedghizadeh, DDS, MS

Director Oral Pathology and Radiology Certificate

Parish P. Sedghizadeh received his Bachelor of Science degree in biology from UCLA, and his Doctor of Dental Surgery from USC. After his doctorate, he pursued specialty training in Oral and Maxillofacial Pathology at Ohio State University, where he also attained a Master of Science degree in Oral Biology, fellowship in the American Academy of […]

Mina Habibian, DMD, MSc, PhD

Director Community Oral Health Master and Certificate

Dr. Habibian is a board-certified public health dentist. She started her research career in dental public health in 1991 at the University of London, where she pursued her master’s degree and PhD. She is a Diplomate, American Board of Dental Public Health. Dr. Habibian’s interests include Early childhood caries, Integration of Oral health with systemic […]

Steven H. Richeimer, MD

Director Pain Medicine Master and Certificate

Dr. Steven Richeimer received his medical degree from University of California San Francisco School of Medicine, two residencies at UCLA David Geffen School of Medicine in Psychiatry and Anesthesiology, a fellowship in Anesthesiology at Beth Israel Deaconess Medical Center and is Board Certified in Anesthesiology, Psychiatry, and Pain Medicine. He has been in practice 30 […]

Expert Faculty

Jack Berger, MD, PhD

Professor Emeritus of Clinical Anesthesiology

Dr. Jack M. Berger graduated from the Universita Degli Studi Di Bologna Scuola Di Medicina E Chirurgia in 1978. He is an anesthesiologist who has been in practice for more than 20 years with specific expertise in treating neck pain and spine problems.

Rebecca Ortiz Bodensteiner, MAT, RDH

Assistant Professor of Clinical Dentistry, Special Patient, Geriatric and Behavioral Dentistry.

Rebecca Ortiz Bodensteiner has a bachelor’s degree in dental hygiene and a master’s degree in teaching from the University of Southern California. She is licensed as a Registered Dental Hygienist and Registered Dental Hygienist Alternative Practice. She works in the Special Patients Clinic at the Herman Ostrow School of Dentistry and is part of the […]

Audrey Boros, DDS, MSc

Assistant Professor, Department of Diagnostic Sciences

Dr. Boros earned her Bachelor’s of Science in Anatomy and Cell Biology from McGill University (Montreal, Canada) and a Master’s of Science in Pathology and Molecular Medicine from Queen’s University (Kingston, Ontario). She graduated amongst the top of her class, earning her DDS from The University of Southern California, Ostrow School of Dentistry. Following graduation, […]

Richard Borquez, DDS

Adjunct Assistant Professor of Clinical Dentistry, Orofacial Pain and Oral Medicine Center

Dr. Rick Borquez, DDS, possesses extensive expertise in treating TMJ, Facial Pain, Headaches, and Sleep Apnea/Snoring disorders. He is a board-certified Diplomate of the American Academy of Orofacial Pain and a member of the American Academy of Dental Sleep Medicine.

Roberta Dornan, DDS

Clinical Professor of Orofacial Pain and Oral Medicine, Orofacial Pain and Oral Medicine Center

Dr. Dornan graduated from Northwestern University Dental School in 1981, and enrolled in UCLA’s TMJ Preceptor Program, a 6 month continuing education program that included treating patients in the UCLA TMJ Clinic. As a result of her passion and skills, Dr. Dornan was invited to join the faculty in supervising new students treating patients in […]

Hannah Duong, DDS

Adjunct Assistant Professor Of Clinical Dentistry

Dr. Hannah Duong graduated from UCLA School of Dentistry in 2013 with a DDS degree. She continued with a residency in Oral & Maxillofacial Radiology at UCLA and is a Diplomate of the American Board of Oral and Maxillofacial Radiology.

Melissa Durham, PharmD, MACM

Associate Dean of Organizational Success and Well-Being

Melissa J. Durham is an Associate Professor of Clinical Pharmacy and the Associate Dean of Organizational Success and Well-Being at the University of Southern California (USC) School of Pharmacy. She received her Doctor of Pharmacy degree, completed a residency in Community-based Pharmacy Practice, and has a Master of Academic Medicine degree, all from USC. Dr. […]

Reyes Enciso, PhD

Associate Professor Instructional, Division of Dental Public Health and Pediatric Dentistry.

Dr. Reyes Enciso is a full-time Professor (Instructional) of Dentistry at the Herman Ostrow School of Dentistry of USC. Dr. Enciso received her PhD in Computer Science from University of Paris XI (1996) and a Master’s in Clinical and Biomedical investigations in 2009 from Keck School of Medicine at USC. Dr. Enciso has more than […]

Kathryn Havens, PhD

Associate Professor of Clinical Physical Therapy

Dr. Kate Havens has a Bachelor of Science in Engineering, Biomedical Engineering from University of Michigan, Master of Science, Biomedical Engineering, and Doctor of Philosophy, Biokinesiology, from University of Southern California. Dr. Havens specializes in biomechanics and anatomical science. As a passionate educator, she teaches Anatomy in the Doctor of Physical Therapy program, as well […]

Lisa Hou, DDS, MS

Clinical Assistant Professor

Dr. Lisa A. Hou graduated from the Herman Ostrow School of Dentistry and completed a general practice residency at the Los Angeles County Rancho Los Amigos Rehabilitation Center in Downey, California. She has obtained a Master of Science in Geriatric Dentistry. She teaches geriatric dentistry to dental students and is part of the faculty team […]

Alexis M Coulourides Kogan, PhD

Assistant professor of Family Medicine and Geriatrics

Dr. Alexis Coulourides Kogan earned a BS from Tulane University in exercise and sports sciences, and a MS and Ph.D. in gerontology from the USC Leonard Davis School of Gerontology. She is the recipient of a K99/R00 award from the National Institute on Aging of the National Institutes of Health. She is an assistant professor […]

Kevin Kohan, DO, QME

Clinical Assistant Professor of Anesthesiology

Dr. Kevin Kohan, D.O., Q.M.E. is Board Certified in both Pain Medicine and Physical Medicine and Rehabilitation. He completed both his undergraduate training at UCLA, and medical training at Midwestern University with honors. Subsequently, he performed his residency in Physical Medicine and Rehabilitation at Einstein Medical College. During his residency training, Dr. Kohan pursued several […]

Jonathan Lee, MD, MSC

Clinical Associate Professor of Anesthesiology and Psychiatry

Dr. Jonathan Chia-Ho Lee is a Canadian-trained, board-certified in adult psychiatry, and has experience to treat all ages. He completed his residencies at the University of Toronto where he served as chief resident at the Centre for Addiction and Mental Health and the Hospital for Sick Children. Lee also graduated from the University of Toronto, […]

Reed Levine, MD

Volunteer Faculty

Dr. Reed Levine received his medical degree from New York University, completed his internship at Yale, and completed fellowships in Pain Management and Neurology at the University of Southern California, as well as his residency in Neurology. Dr. Levine is board-certified in both Neurology and Pain Management. He takes a comprehensive approach to managing pain, […]

Sal Manrriquez, DDS, FAHS, FAAOP

Adjunct Assistant Professor of Clinical Dentistry, Orofacial Pain and Oral Medicine Center

Dr. Sal Manrriquez received both his Bachelor of Science as well as his Doctorate of Dental Surgery from the University of California, San Francisco School of Dentistry in 1985. He is a Diplomate of the American Board of Orofacial Pain, a Fellow of the American Academy of Orofacial Pain, as well as a Fellow of […]

Yogi Matharu, PT, DPT, OCS

Associate Professor of Clinical Physical Therapy

Dr. Matharu practices at USC Physical Therapy Associates, a faculty practice of the Division of Biokinesiology and Physical Therapy. He is the director of the Health Sciences Campus location. He specializes in orthopedic and neurologic disorders. Dr. Matharu is a board-certified specialist in orthopedic physical therapy and a member of the Orthopedic Section of the […]

Mehdi Mohammadi DDS, MPH, MS

Assistant Clinical professor in the Division of Dental Public Health & Pediatric Dentistry at the Herman Ostrow School of Dentistry of USC.

Dr. Mohammadi received his dental degree, Bachelor of Dental Surgery (BDS) from Maratha Mandal Dental College, Belgaum, India in 2000 and DDS in 2003 from Tehran University, Iran. After two years of private practice, Dr. Mohammadi moved to the United Kingdom and earned his MPH from Cardiff University in 2007. Dr. Mohammadi was awarded a […]

Harry Nelson, J.D.

Volunteer Faculty

Harry Nelson received his JD from the University of Michigan School of Law in 1992. He is the Founder and Managing Partner of Nelson Hardiman, LLP, the largest healthcare and life sciences specialty law firm in Los Angeles. Nelson specializes in regulatory and healthcare legislation. He is also the author of a notable book on […]

Mariela Padilla, DDS, M.Ed

Associate Dean of Strategic Planning and Outcomes Assessment

Dr. Mariela Padilla obtained her DDS in 1989 at Universidad de Costa Rica, and in 1998 completed a Residency Program in Orofacial Pain at UCLA. In 2005, she obtained her master’s degree in Education and Curriculum Design in Latin University, and is a Fellow from the Center for Excellence in Teaching of USC. Dr. Padilla […]

Elham Radan, DDS, MSc

Associate Professor of Clinical Dentistry, Director of Radiology Clinic of Ostrow School of Dentistry

Shahin Sadik, MD

Clinical Assistant Professor of Anesthesiology and Pain Medicine

Dr. Shahin Sadik is one of the founding physicians of Universal Pain Management. Dr. Sadik graduated with a medical degree at Eastern Virginia Medical School of Medical College of Hampton Roads. He then completed his residency in anesthesiology and fellowship training in pain management at the University of Pennsylvania. Currently, Dr. Sadik works as a […]

Nazanin Sharifi, DDS

Adjunct Assistant Professor of Clinical Denistry

William Spalding, MD

Clinical Assistant Professor of Anesthesiology

Dr. William Spalding, MD is a board certified anesthesiologist in Los Angeles, California. He received his medical degree from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 2011.

Piedad Suarez-Durall, DDS

Associate Professor of Clinical Dentistry.

Dr. Piedad Suarez Durall received her DDS from Universidad de Costa Rica, San Jose Costa Rica. She moved to the United States to begin a certificate program in Orofacial Pain and Oral Medicine at the Herman Ostrow School of Dentistry in 2004. After completing this dual program in 2006, she immediately became faculty USC’s School […]

Jonathan C. Sum, PT, DPT, OCS, SCS

Associate Professor Of Clinical Physical Therapy

Dr. Jonathan C. Sum specializes in treating patients with orthopedic disorders, sports-related injuries, post-surgical rehabilitation, pain management and musical performance-related injuries. Dr. Sum is double board certified by the American Board of Physical Therapy Specialties, both as an Orthopedic Clinical Specialist and a Sports Clinical Specialist. He is a member of the American Academy of […]

Douglas Wall, DDS, FACD

Adjunct Instructor of Clinical Dentistry, Orofacial Pain and Oral Medicine Center

Dr. Wall’s dental school training was completed at Loyola University Chicago College of Dental Surgery. After completion of dental school he completed a one year post-graduate General Practice Residency at the Long Beach Veterans Hospital. He has been practicing dentistry for over 38 years, and has spent many years in continuing education courses with special […]

Joan C. Wang, DDS, MS

Adjunct Assistant Professor of Clinical Dentistry for Distance Learning and Telehealth

Dr. Wang is an Adjunct Assistant Professor of Clinical Dentistry for Distance Learning and Telehealth, supporting the USC Ostrow Online Orofacial Pain/Oral Medicine program. She received her BS in Computer Science and DDS from the University of Michigan, completed an AEGD residency at the University of Minnesota, and received her MS in Orofacial Pain/Oral Medicine […]

Faye Weinstein, PhD

Clinical Associate Professor of Anesthesiology and Psychiatry & the Behavioral Sciences

Dr. Weinstein attended the University of California at Los Angeles for her B.A. in Psychology, and M.A. and Ph.D. in Education/ Counseling Psychology. Her post-doctoral training was completed at St. John’s Health Center at the Richeimer Pain Institute, Cedars Sinai Medical Center/ Department of Psychiatry, and at the USC Pain Center/Keck School of Medicine Department […]

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