Welcome to Walnut Lake OB/GYN & Wellness Located in West Bloomfield, MI. For more than 25 years, the practitioners at Walnut Lake OB/GYN and Wellness have provided quality, comfortable OB/GYN and Wellness care in the Southeast Michigan area. Our state-of-the-art practice offers women in all phases of life a wide range of services and programs.Patient Information‧About Us‧Obstetrics‧Gynecology‧MonaLisa Touch‧Wellness.