Photo of Dr. Timothy A. Leach, MD, FACOG, CNMP

Dr. Timothy Leach is an ob/gyn treating patients in the Walnut Creek, CA and surrounding areas.

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of Dr. Leach

Timothy A. Leach, MD (Walnut Creek)  


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Accepting New Patients?

Yes, Dr. Timothy A. Leach is accepting new patients at this office.


(925) 935-1396


110 Tampico, Suite 210, Walnut Creek, CA 94598

Office Hours

  Open Lunch Close
Mon 12:00 - 2:00 pm
Tue 12:00 - 2:00 pm
Wed 12:00 - 2:00 pm
Thu 12:00 - 2:00 pm

Office Details

Doctor Specialty OBGYN / Obstetrics & Gynecology
Accepting New Patients? Yes
Practice Specialty OBGYN / Obstetrics & Gynecology
Languages Spoken English

Insurance Accepted  

Please contact the doctor’s office to inquire about insurance.

About Dr. Leach
Dr. Leach


Dr. Timothy A. Leach, MD, FACOG, CNMP is an OB/GYN serving the East Bay and Walnut Creek, CA area. Dr. Leach helps patients at all stages of life, offering services like Pap Smear tests, birth control, STD testing, Nexplanon, Menopause medicine, MonaLisa Touch, C-section, and minimally invasive surgery for many female problems.Dr. Leach earned his Bachelor of Science in Biology, as well as a Bachelor of Arts in Psychology at the University of California, Irvine. He then went on to graduate from medical school, also at the University of California, Irvine. After UCI, Dr. Leach completed an Obstetrics and Gynecology residency at UCSF-Fresno. With 18 years of experience, he has worked as the OB/GYN Department Chair at San Ramon Regional Medical Center and John Muir Walnut Creek.  Dr. Leach currently serves as the Medical Director of OB/GYN at John Muir Walnut Creek, where he is in charge of quality and safety for patient care. Dr. Leach is experienced with DaVinci Robotic Surgery and is the only certified provider by the North American Menopause Society in the East Bay. He is also a supervisor for the California Maternal Quality Care Collaborative, a statewide collaborative to reduce early elective delivery.  He practices exclusively at John Muir Health in both Walnut Creek and Concord, providing patients with unparalleled medical care.


Education & Training  

Medical School

  • Other

Hospital Affiliations

  • John Muir Health
  • San Ramon Regional Medical Center

Languages Spoken  

  • English

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