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Faculty


Our faculty strives to live up to their reputation of being the most supportive and approachable, while teaching residents to treat a diverse, under-served patient population. We focus on training outstanding, balanced residents, in a hospital and outpatient environment dedicated to teamwork, community service, work/life balance and physician wellness. Residents cite our faculty as the highlight of the program and the reason they came here.

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Ronald Chambers, Jr., MD, FAAFP | Program Director | DIO

Dr. Chambers grew up in Shasta Lake, CA with the lifelong desire to become a fourth generation family physician. He went to UC Santa Barbara for undergrad, attended medical school at George Washington in Washington DC, performed his residency at Dignity Health Methodist Hospital, completed fellowships in Faculty Development, Program Director Development, and earned the title of Fellow of the American Academy of Family Physicians. He is the Program Director for the Dignity Health Methodist Family Medicine Residency Program, Chair of the Family Medicine Department, Chief of South Sacramento Hill Physicians, Medical Director for Mercy Family Health Center, Medical Director for Mercy Human Trafficking Clinic, Physician Advisor for the Dignity Health Human Trafficking Response, Clinical Faculty for UC Davis, and Clinical Associate Professor for California Northstate University. He has worked in the Surgeon General's Office on Healthy People, the UCSF Gladstone Institute on HIV research, and participated in multiple global health medical trips.  His current passion is human trafficking victim and survivor care and the creation of trauma-informed, victim-centered longitudinal medical homes for survivors coinciding with resident physician education and training.  Other areas of interest include humanitarianism in medicine, global health medicine, sports medicine, any outdoor activity and spending time with his wife and children.

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Timothy Takagi, MD | Associate Residency Director

Dr. Takagi grew up in Long Beach, CA and received his B.S. in Fisheries Biology from UC, Davis. He did research for the U.S. Fish and Wildlife Service, taught P.E. and worked at a suicide prevention hotline, before deciding to enter the medical field.He graduated from UC Davis School of Medicine and completed his residency training at Kern Medical Center in Bakersfield where he served as Chief Resident and spent an extra year teaching. He moved back to Sacramento and practiced emergency medicine in the Sierra foothills before taking over a solo private practice in south Sacramento. Realizing that teaching was still very important to him, Dr. Takagi joined the Methodist Residency Program in 1996. When he finds free time between work and family, he enjoys photography, music, cooking and outdoor sports. His first addiction is still volleyball, but his knees are starting to feel old.

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Vincent Lo, MD, FAAFP | Faculty Physician

When Dr. Lo graduated from medical school at the University of Hong Kong in 1979 he chose Family Medicine as his career becauseit allowed him to offer a broad scope of medical services to his patients. After residency, he had a vibrant and rewarding solo practice in a small town in upstate New York. While building his practice, Dr. Lo served as a community preceptor and an in-patient attending for his former residency program. Dr. Lo loves teaching and the challenge of working with residents. In 2001, he made a career change and became a full-time teaching faculty member and the associate program director of his residency program.Dr. Lo alsohad the opportunity to explore and develop his interest in research and medical writing. In 2005, he relocated to northern California where he completed his undergraduate study at UC, Davis and subsequently joined the San Joaquin Family Medicine Residency until end of 2010. Currently, he is part of the Mercy-Methodist FamilyMedicine Residency. Outside work, Dr. Lo enjoys church and community services, playing tennis and cooking with his wife.

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India Fleming, PhD | Faculty Member, Behavioral Medicine 

Dr. Fleming was born and raised in Berkeley, CA. She earned her PhD in psychology from the University of Maryland, then worked as a researcher studying chronic stress. She returned to school for clinical training at the California School of Professional Psychology, pursuing a special interest in health psychology. She then did a clinical psychology fellowship and served as a volunteer clinical faculty member in Family Practice at the UC, Davis Medical Center and worked in the Psychiatry Department at Kaiser. Clinically, Dr. Fleming practices from a constructivist perspective using cognitive-behavioral, narrative and family systems approaches. Her teaching commitment is to help physicians develop the knowledge, perspective and skills to truly incorporate psychosocial components into a biopsychosocial practice. Dr. Fleming juggles her dream job here with spending time with her husband and twin daughters. She enjoys reading, cooking and outdoor play including bike riding, hiking and kayaking.

Mathew Gibson, MD | Faculty Physician    

Mathew Gibson, MD | Faculty Physician

Dr. Gibson grew up in Sacramento and studied biology at Cosumnes River College before transferring to UC Davis. After the birth of his first child, he and his wife moved to Columbus, where he received his medical degree from The Ohio State University in 2012. They then returned to Sacramento with two children in tow, where he completed a five year residency in combined family medicine and psychiatry at UC Davis (and had a third child). Also while in residency, he founded a street medicine program known as Wellness Outside Walls, to provide comprehensive primary care and mental healthcare to the homeless.

In July 2017, Dr. Gibson joined the faculty of the Methodist Family Medicine Residency, where he uses his combined training to teach the residents with an emphasis on mental health. In addition to his academic role, he sees patients both as a primary care physician and as a psychiatrist. As a therapist, he specializes in psychodynamic psychotherapy and is currently undergoing further training in this at the San Francisco Psychoanalytic Institute. Dr. Gibson’s approach to all patients is to work alongside them to discover their own definition of good health, and then help them knock down the barriers to getting there. He believes that healthcare should be accessible to all people, and particularly enjoys working with those typically marginalized by society. He and his wife are expecting their fourth child in January 2018.

 
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    Nancy Nguyen, DO | Faculty Physician

Dr. Nguyen was born and raised in Southern California. She received her bachelor’s degree in biology at UC Irvine. She graduated from Touro University College of Osteopathic Medicine in Vallejo. During medical school, she moved to Denver where she learned to appreciate the mountains and craft beers. As much fun as it was in the Rockies, she is a California girl at heart and knew it was time to come back. She completed her residency training at Mercy Methodist Family Medicine Residency with the Magnificent Seven. She is thrilled to return to her Mercy Methodist family as a faculty physician. She splits her time between the residency program and Timberlake Family Practice. Her interests include playing the piano, Sunday brunches, hiking, camping and avoiding cooking at all costs. When she isbnot at work, she enjoys spending time with friends, riding around town on her cruiser and reading non-medical books. Dr. Nguyen and her trusty sidekick, Scooby, are die-hard Chargers fans. Go Chargers!

 
   

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Amir Sweha, MD | Chief Medical Officer, Hill Physicians Medical Group

Dr. Sweha received his MD degree from Ain Shams University in Cairo, Egypt, before completing his family practice residency at UC, Davis Medical Center where he also served as chief resident. He completed a faculty development fellowship at UC, Davis and UC, San Francisco before joining the faculty at UC, Davis and becoming the Medical Director of the UCD Family Practice Center. In 1996, he joined Mercy, bringing academic expertise to the community based residency program. His clinical interests include practice management, office surgical procedures and preventive medicine. Dr. Sweha has been Program Director and Director of Medical Education for Mercy since 1998. He led the residency program through two accreditation cycles with outstanding record. He is an Associate Clinical Professor with the Department of Family Practice at the University of Southern California.

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Richard D. DeFelice, MD, MPH | Intensivist/Hospitalist

Dr. DeFelice received his MD degree from Loyola Stritch School of Medicine. He completed his residency training in Internal Medicine at the University of Arizona in 1979, then completed fellowships in Infectious Diseases and Pulmonary Disease. Dr. DeFelice is Board Certified by the American Board of Internal Medicine, Infectious Disease, Pulmonary Medicine and Critical Care Medicine, and oversees the Internal Medicine/ICU rotations at Methodist Hospital. He was voted as one of "Best Physicians" in Sacramento by the Sacramento Magazine.

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Rahat Saied, MD | Pediatrics Coordinator

Certified by the American Board of Pediatrics, Dr. Saied specializes in the care of infants, children, teenagers and young adults. Dr. Saied received his medical degree from Dow Medical College in Pakistan and completed his post-graduate training at Case Western Reserve University in Cleveland, Ohio and the University Of California, Davis Medical Center. He established Elk Grove Pediatrics, Inc., in 1983. In addition, since 1981, he has been affiliated with the UC, Davis Medical Center, Sacramento and currently holds the position of associate clinical professor in the Department of Pediatrics. Dr. Saied also maintains staff privileges at Methodist, Mercy and Sutter Hospitals.

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Ben Shadle, MD | Surgery Coordinator

Dr. Shadle specializes in minimally-invasive bariatric and general surgery. He received his medical degree from the Ohio State University and graduated with honors from residency training at the Sansum Clinic in Santa Barbara. He specialized in minimally-invasive general and bariatric surgery at UC San Francisco where he trained under world-renowned surgeons including the past president of the American Society of Metabolic and Bariatric Surgeons.

He specializes in gastric bypass, sleeve gastrectomy, and gastric banding, and maintains a special interest in the treatment of diabetes, hyperlipidemia, hypertension and obstructive sleep apnea. He maintains active membership in the American College of Surgeons, the American Society of Metabolic and Bariatric Surgeons, the Society of American Gastrointestinal and Endoscopic surgeons, the Society of Laparoendoscopic Surgeons, and the International Federation for the Surgery of Obesity and Metabolic Disorders. His areas of research include the resolution diabetes, the perioperative safety of bariatric patients and revision of gastric bypass.


Residency Support Staff

kuhn

Eileen Kuhn

strong

Nathalie Strong

 

Our faculty strives to live up to their reputation of being the most supportive and approachable, while teaching residents to treat a diverse, underserved patient population. We focus on training outstanding, balanced residents, in a hospital and outpatient environment dedicated to teamwork, community service, work/life balance and physician wellness. Residents cite our faculty as the highlight of the program and the reason they came here.

 

Our faculty strives to live up to their reputation of being the most supportive and approachable, while teaching residents to treat a diverse, underserved patient population. We focus on training outstanding, balanced residents, in a hospital and outpatient environment dedicated to teamwork, community service, work/life balance and physician wellness. Residents cite our faculty as the highlight of the program and the reason they came here.

Our faculty strives to live up to their reputation of being the most supportive and approachable, while teaching residents to treat a diverse, underserved patient population. We focus on training outstanding, balanced residents, in a hospital and outpatient environment dedicated to teamwork, community service, work/life balance and physician wellness. Residents cite our faculty as the highlight of the program and the reason they came here.

Our faculty strives to live up to their reputation of being the most supportive and approachable, while teaching residents to treat a diverse, underserved patient population. We focus on training outstanding, balanced residents, in a hospital and outpatient environment dedicated to teamwork, community service, work/life balance and physician wellness. Residents cite our faculty as the highlight of the program and the reason they came here.