Faculty

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Lynne Diamond, M.D.

Program Director - Director of Geriatrics, Hospice and Palliative Care

Dr. Diamond grew up in Southern California. She received her BA from Brandeis University and her medical degree from Loyola University Stritch School of Medicine. She did her internship at Harbor UCLA and her residency in family medicine at the University of Texas Health Science Center in San Antonio Texas. There she stayed and was in private family practice with a special interest in geriatrics for 19 years prior to returning to California in 2002. She holds ABFP Certificate of Added Qualification (CAQ) in both Geriatrics and Hospice and Palliative Care Medicine. Prior to becoming Program Director, she was Associate Program Director and Director of Geriatric Medicine.

M. Christina Tolentino, D.O.

Associate Program Director

Dr. Tolentino is a native of Southern California, received her BS from UC Riverside and her medical degree from Western University. She has a MS in Medical Science from Drexel University. After completing her residency in 2010, where she served as chief resident, she joined the faculty group. Dr. Tolentino has a special interest in Women's Health and medical education.

Ryan Agena, D.O.

Faculty Physician

Dr. Agena is a native of Hawaii and is a graduate of the University of California, San Diego. He received his medical degree from Western University of Health Sciences and completed his residency at PVHMC in 2008, where he served as chief resident. He joined the faculty after graduation and practices in Chino. Dr. Agena participates in our Sports Medicine Program.

Snezana Begovic, M.D.

Director of Obstetrics and Women's Health, Medical Director of FHC

Dr. Begovic immigrated to the USA from Serbia where she obtained her medical degree from Belgrade University. She did a Post-Doctoral fellowship in Perinatal Biology at Loma Linda Medical School and her residency in Family Medicine followed by a Fellowship in Obstetrics at Arrowhead Regional Medical Center. She stayed as faculty until joining our residency in August, 2006. Dr.Begovic's special interests include women's health, obstetrics and medical research.

Allan D. Cabral, M.D.

Faculty Physician - Director of Medical Student Education

Dr. Cabral is a native of the Philippines. He received his medical degree from the University of the Philippines in Manila, completed his family medicine residency at PVHMC in 2012, where he served as chief resident for 2 years. He joined the faculty in 2013 and is actively involved in residency committees and projects, and teaches practice management. Dr. Cabral is developing his practice at the Family Health Center.

Douglas Chiriboga, M.D.

Faculty Physician - Director of Underserved Medicine Program

Dr. Chiriboga is from East LA, is a graduate of Occidental College and received his medical degree from UCLA Geffen School of Medicine. He did his internship at USC Presbyterian Hospital and his family medicine residency at White Memorial Medical Center. He joined the faculty in 1997 and has an active practice at the FHC. Dr. Chiriboga's special interests include Geriatrics and care for the underserved.

Lester Holstein, M.D.

Faculty Physician

Dr. Holstein grew up in Southern California. He received his BA from Point Loma Nazarene College and his medical degree from Loma Linda School of Medicine. He completed his family medicine residency at Glendale Adventist Medical Center. Dr. Holstein has a large practice in Claremont and has been an active leader of PVHMC since 1996.

Keith Kusunis, M.D.

Faculty Physician

Dr. Kusunis is originally from Joliet, Illinois. He is a graduate of the University of Illinois, Champaign-Urbana and received his medical degree from the University Of Illinois College Of Medicine. He completed his residency at Resurrection Hospital in Chicago, where he was chief resident. He has served as chief of the medical staff at PVHMC and has a thriving practice at the FHC. He joined the faculty in 1998. Dr. Kusunis has a Certificate of Added Qualifications in Geriatrics and a special interest in contraception, women's health and office procedures.

Darlene McPherson, Ph.D, FNP

Director of Operations

Dr. McPherson was born and raised in Southern California. She received her MS in Nursing and her Family Nurse Practitioner certificate from the California State University, Dominguez Hills. She received her doctorate in nursing from the University of San Diego. Her research interest is in childhood obesity in Mexican-American preschoolers. Dr. McPherson has a primary care practice in the Family Health Center and has had an administrative role in the residency program since 1997.

James Meyers, D.O.

Faculty Physician

Dr. Meyers was born in Anaheim and was raised in Chino, CA. He graduated from University of California, Irvine, and received his medical degree from Western University of Health Sciences. He completed his residency at PVHMC in 2015, where he served as chief resident. Dr. Meyers enjoys full spectrum family medicine care, including sports medicine, geriatrics, and in-patient medicine. Teaching residents is one of his main goals. He will be completing a fellowship in family medicine teaching by June 2016. On his days off, you can find him at the beach or doing something active. He enjoy sports and cheering on his fantasy football/baseball teams.

Gisella Olivares, D.O.

Faculty Physician

Dr. Olivares was born and raised in Southern California. She attended UCLA and received a BS in psychobiology. She also received a Masters in Biology from Cal State University, Dominguez Hills.
She attended medical school at Western University of Health Sciences and lived in the Inland Empire since. She remained in the Pomona area and completed her family medicine residency at PVHMC in 2005. After being in private practice for 9 years, She decided to come back to teach residents at the Family Health Center. Dr. Olivares is a proud Latina physician with a deep commitment in serving Latino patients in the Inland Empire.

Erik Olsen, M.D.

Director of IT Support for the Faculty Medical Group

Dr. Olsen is a California native who completed his undergraduate degree at UC Riverside and his medical degree at the Medical College of Ohio. He has a MS in Biochemistry from Medical College of Ohio. He completed his residency in family medicine at PVHMC, where he was chief resident and joined the faculty after graduation in 2007. Dr. Olsen has a special interest in OB and Sports Medicine.

Anna Pavlov, Ph.D.

Director of Behavioral and Addiction Medicine

Dr. Pavlov is a graduate of UCLA and received her doctorate from the California School of Professional Psychology. Prior to joining the program in 1998, she was the Associate Director of Behavioral Science for the Family Practice Residency Program at St Genesys Regional Medical Center in Flint, Michigan, Michigan State University School of Medicine. Dr. Pavlov has a special interest in resident and physician wellness.

Sula Safar, D.O.

Faculty Physician

Dr. Safar is a native of Southern California and received her undergraduate degree from Cal State Fullerton and her medical degree from Western University. After completing her residency at PVHMC in 2011, she joined the faculty group. Dr. Safar has a special interest in Women's Health.

Katherine Schlaerth, M.D.

Director of Pediatrics Curriculum - Director of Pediatric Curriculum

Dr. Schlaerth is a native of Pennsylvania. She graduated from Manhattan College and received her medical degree from the State University of New York, Buffalo. Dr. Schlaerth completed her pediatrics residency at LA Children's Hospital and an Infectious disease fellowship at LAC-USC Medical Center. She is board certified in pediatrics, pediatric infectious diseases, family medicine and has a Certificate Added Qualifications in Geriatrics. Dr. Schlaerth was an associate professor at Loma Linda and is an associate professor emeritus at USC. She has a special interest in research and has published in addiction medicine, child development and other areas.

Duane Styles, M.D.

Faculty Physician

Dr. Styles is a native of Canada, graduated from the University of Alberta and completed his residency in family medicine at Calgary General Hospital. As a member of the medical staff of PVHMC since 1977, he has held numerous medical appointments including chief of staff. Dr. Styles is active in the community as team doctor for a local high school's athletics department and he has Certificate Added Qualifications in Sports Medicine.

M. Leticia Valadez, M.D.

Faculty Physician

Dr. Valadez grew up in Fullerton, California, received her BS from Stanford University, and her medical degree from UC Davis. She joined the faculty group in 2002 after completing her residency at PVHMC. Dr. Valadez helped develop the Women's Track and is dedicated to the underserved and community teaching.

Libia Wohlert, M.D.

Faculty Physician

Dr Wohlert emigrated from Venezuela where she graduated from Universidad Centro-Occidental Lissandro Alvarado. She joined the medical group following her graduation from PVHMC family medicine program in 2008. Dr. Wohlert has a special interest in OB and women's health.

Michael D. Deanda, M.D.

Dr. Deanda provides comprehensive healthcare to patients of all ages, as well as occupational medicine for injured workers. He also delivers compassionate hospice and palliative care to patients in need of end-of-life care.

Dr. Deanda’s patients value his open and friendly communication style, and his commitment to delivering highly effective and efficient care. He takes pride in helping his patients prevent chronic health conditions, and is dedicated to caring for the whole patient. He frequently gives presentations on health conditions such as chronic fatigue.

When he is not practicing medicine, Dr. Deanda spends time with his wife, son and daughter. He enjoys running, and volunteers at Our Lady of Assumption Catholic Church in Claremont.

Jeffrey Ijadi, M.D., CAQ

Faculty Physician - Director of Sports Medicine

Born and raised in Los Angeles, California, Dr.  Jeff Ijadi is board certified in Family and Sports Medicine.  Dr. Ijadi is a member of American College of Sports Medicine (ACSM) and American Medical Society of Sports Medicine (ASMSSM).  Dr. Ijadi attended UCLA where he received his Bachelors of Science in Psycho-Biology and Minor in Education. Following UCLA, he attended AUC School of Medicine and subsequently completed his residency training and board certification in family medicine at Pomona Valley Hospital Medical Center.  He completed his fellowship training in Sports Medicine through the Evergreen Sports Medicine Fellowship Program. 

Danica Lomeli, M.D.

Faculty Physician - Assistant Director of Curricular Design and Program Development

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William Casas, M.D.

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