At Dr. Leach OB/GYN, your health and comfort through midlife transitions is at the heart of everything we do. Dr. Timothy A. Leach, MD, FACOG, MSCP, is a board-certified OB/GYN and one of the East Bay’s few providers specially certified by The Menopause Society, demonstrating advanced, evidence-based expertise in menopause care.
Joining him is Marybeth Wakefield, RN, MSN, FNP-BC, MSCP, a seasoned Nurse Practitioner who also holds certification from The Menopause Society. Together, they bring personalized, compassionate care to women navigating perimenopause, menopause, and beyond — helping you feel informed, supported, and empowered at every stage.
At the practice of Timothy A. Leach, MD, FACOG, MSCP, Dr. Leach provides personalized and compassionate healthcare for women of all ages in Walnut Creek, CA and the East Bay area, including OB/GYN services such as minimally invasive surgery, STD Testing, MonaLisa Touch, C-sections, menopause treatments, and pap smears. The practice is dedicated to providing outstanding customer service and patient-focused healthcare reflecting integrity and accuracy in both the medical and business practices of the office. Helping women around the Northern California area maintain their overall health and wellness, Dr. Leach treats women with the most up to date health care technology.
Along with his practice, Dr. Leach also serves as the Medical Director of OB/GYN at John Muir Walnut Creek, and he is the only certified provider by the North American Menopause Society in the Easy Bay.
New patients are currently being welcomed at the practice, and most major forms of insurance are accepted!
Empowered by NAMS certification, Dr. Leach offers in-depth, evidence-based insights into the changes in health and wellness after your final menstrual period.
Don’t just take our word for it—explore what our patients have to say about their experiences with Dr. Leach and our friendly, knowledgeable team.
We accept several insurance plans from many different providers. If you do not see your provider listed here, please give us a call and we will let you know if you are covered.







MonaLisa Touch is an innovative laser procedure that delivers fractional CO2laser energy to the vaginal wall tissue. The procedure is performed in an office environment without the need for anesthesia and with virtually no pain or side effects. Learn more about this procedure and hear what patients are saying.