Napa Valley

You've inspired us to bring our best to Napa

We’re proud to call Napa home, with the opening of our newest clinic the Adventist Health Physicians Network - Napa. This new clinic at 1100 Trancas Street is our first step toward bringing you access to highly-skilled physicians and a network of providers available in Napa Valley. You can schedule primary care, cardiology and OB/GYN visits with us right here in Napa.

To schedule an appointment, call us at 707-253-1135

We thank you for the opportunity to care for you and your family now and for generations to come.

Our Team


Mark Gardner, MD

Dr. Mark Gardner is known by his peers and patients for his passion in prevention of heart disease and wellness. He is board certified by the American Board of Internal Medicine with a subspecialty in cardiovascular diseases. Dr. Gardner received his medical degree from NYU School of Medicine and has been in practice for more than 20 years.

Family Medicine

Cheryl Chong, DO


Dr. Cheryl Chong brings vast experience and is passionate about helping her patients with education and disease prevention strategies. She has participated in a number of research projects including a NIH-funded study of Women’s Health Initiative, Health Study and the Ginkgo Evaluation of Memory Study at UC Davis Medical Center. Dr. Chong also brings missionary experience as a family physician, where she provided medical care for children in orphanages with chronic and debilitating medical conditions such as cerebral palsy, fetal alcohol syndrome, spina bifida and AIDS.

Obstetrics & Gynecology

John Kirk, MD


Dr. John Kirk is a compassionate and focused medical leader in robotic-assisted and minimally invasive surgery as well as high risk obstetrics, infertility and urogynecology. Dr. Kirk received his medical degree from Yale University School of Medicine and is a certified menopause specialist, who has worked in the field of obstetrics and gynecology for more than 20 years.

Kristine Kay Twite Lehnen, CNM


Lovera Wolf Miller, MD


Nationally recognized as a women’s mid-life expert, Dr. Lovera Wolf Miller is board certified and a fellow of the American College of Obstetrics and Gynecology (FACOG) and a certified Menopause Practitioner by The North American Menopause Society (NCMP). With more than 30 years of experience, Dr. Miller wrote a best-selling book about menopause, titled Womenopause: Stop Pausing and Start Living.

Sharon Phillips, NP

Sharon Phillips is a seasoned nurse practitioner with a near perfect patient rating of 4.9 out of 5, and is known for her professional, supportive and friendly care with patients. Sharon received her degree from the University of California, San Francisco.

Sue Turner, NP, CNM

Sue Turner is a trusted, board certified midwife and nurse practitioner, who studied at San Jose State University and UCSF Medical Center. With nearly 30 years of experience, Sue is highly regarded among patients and known for her supportive and respectful demeanor.

Candace Westgate, DO

Candance-WestgateDr. Candace Westgate specializes in caring for women of all ages, from adolescence to menopause, and brings with her minimally invasive gynecological surgical expertise. Dr. Westgate is board certified in obstetrics and gynecology, along with additional certification in Women’s Genomics Counseling from the American College of Obstetrics and Gynecology.