San Francisco

Nima Afshar, MD
Internal Medicine

Dr. Nima Afshar studied Biological Sciences at UCLA and earned his medical degree at the University of Michigan. He completed residency training at UCSF, Stanford, and the University of Michigan and is double-boarded in internal and emergency medicine. He spent 14 years on faculty at UCSF as an emergency physician and internist based at the San Francisco Veterans Affairs Medical Center, where he was Director of Education in the Emergency Department. In recognition of his achievements in education he was inducted into UCSF’s Academy of Medical Educators. Dr. Afshar looks forward to providing outstanding, personal care to his patients, with a focus on diligent health maintenance and evidence-based diagnostics and therapeutics. He lives in San Francisco with his wife, two children, and dog.

Yan Chin, MD
Pediatric Medicine

Dr. Chin graduated from Swarthmore College with a degree in biochemistry, completed medical school at UC Davis, and earned a master’s degree in public health from UC Berkeley. He completed his residency at Children’s Hospital Oakland. Dr. Chin joined Private Medical during its formative years in an effort to forge a more patient-centric pediatric care experience. In addition to overseeing pediatrics for Private Medical, he plays a leadership role in the American Academy of Pediatrics’ efforts to improve children’s environmental health. Dr. Chin has also done public health work in developing countries, including Liberia and Thailand. He loves doting on his two children and enjoys tennis, running, and opera.

Daniel Chrobak, MD
Internal Medicine

Dr. Daniel Chrobak earned his medical degree at the University of California, San Francisco, and continued his training at UCSF in the primary care internal medicine residency program. Since then, he has practiced both outpatient and hospital medicine, most recently as a primary care physician at the San Francisco Free Clinic. In addition to patient care, he also served as a clinical instructor with the UCSF, Stanford, and Yale Schools of Medicine. His approach to medicine draws from these experiences, with an emphasis on preventative health and collaborative patient relationships. Dr. Chrobak is originally from the Midwest and he lives in the Bay Area with his partner, daughter, and two French bulldogs.

Sarah Isquick, MD
Gynecology Specialist in Residence

Dr. Sarah Isquick grew up in Ohio and earned her bachelor’s degree at the University of Michigan. She went on to attend medical school at Case Western Reserve University School of Medicine, followed by an Obstetrics and Gynecology residency at the University of California, San Francisco. In addition to this training, Dr. Isquick has a subspecialty certification in Complex Family Planning. Dr. Isquick has been practicing obstetrics and gynecology in the Bay Area for the past decade, and is passionate about caring for and supporting women through all stages of life. In her spare time, she enjoys dancing, hiking, baking, and spending time with her family. She lives in San Francisco with her wife and son.

Diana Montgomery, MD
Pediatric Medicine

Dr. Montgomery grew up in New York in a family with deep roots in the San Francisco Bay Area. She earned a bachelor’s degree in history from Yale University and worked in investment banking and biotechnology before pursuing her career in medicine. After graduating from Columbia University College of Physicians and Surgeons, she completed her residency at UCSF, where she also served as chief resident. Dr. Montgomery serves on the board of Family House, which provides a home away from home for the families of children with cancer and other life-threatening illnesses. She lives in San Francisco with her three children and two dogs.

Christina Pham, MD
Internal Medicine

Dr. Christina Pham studied human biology at Stanford University and health care systems at Oxford University, before earning her medical degree at the UCSF School of Medicine. Upon completing her internal medicine residency at Harvard Medical School/Cambridge Health Alliance, she began working at the UCSF National Center of Excellence in Women’s Health, and most recently practiced adult primary care within their Executive Health Practice. Dr. Pham believes in a humanistic, holistic approach to health and wellness that is based on a personal partnership with her patients. She enjoys playing tennis, dancing, and cake decorating. Dr. Pham lives in San Francisco with her husband who is a thoracic surgeon, and their three children.

Jordan Shlain, MD
Internal Medicine

Dr. Shlain has been practicing internal medicine in San Francisco for over 20 years. Following undergrad at UC Berkeley, he went on to Harvard’s Center for International Studies. He completed medical school at Georgetown University and an internal medicine residency at CPMC in San Francisco. Dr. Shlain is committed to making a difference in patients’ lives through a career revolutionizing the delivery of patient-centered care. He lives in Marin with his wife and four children.

Ron Strauss, MD
Internal Medicine

Dr. Strauss grew up in Southern California and earned his bachelor’s degree at Princeton University. He returned to California for medical school at Stanford University and residency training in internal medicine at UCSF, then spent nearly a decade on the faculty at UCSF before joining Private Medical. Outside of medicine, Dr. Strauss pursues his interests in poetry, book collecting, and trail running. He lives in Marin with his wife and three school-age children.

Eric Swagel, MD
Internal Medicine

Dr. Swagel graduated from Tufts University and earned a master’s degree in plant biology at UC Berkeley. After medical school at UCLA, he completed his internship and residency in internal medicine at UCSF. He stayed on as faculty at UCSF, where he received numerous awards for his work as a clinician, educator, and mentor. He was drawn to Private Medical by a practice model focused on relationships. Dr. Swagel lives in San Francisco with his wife and three boys.

Amanda Wulfstat, MD
Internal Medicine

Dr. Wulfstat was a close friend and colleague of ours for 15 years before joining our team. She attended Stanford University and medical school at UCSF, where she also completed her residency in primary care internal medicine. Dr. Wulfstat has spent the past decade practicing primary care in the Bay Area.