Harris Diane B MD is located at 11770 Warner Ave # 127, Fountain Valley, CA. This business specializes in Doctors & Clinics. Harris Diane B MD is open Mon, 9am-5pm; Tue, 9am-5pm; Wed, 9am-5pm; Thu, 9am-5pm; Fri, 9am-5pm; Sat, Closed; Sun, Closed and accepts Visa.