Call Midtown Obstetrics & Gynecology Denver at (303) 321-2166. Directions. Home; Locations; Services . Services. Denver OBGYN - Pregnancy FAQs; ... Patient Portal. Patient Portal Support. Midtown Obstetrics & Gynecology 4600 Hale Parkway, Suite 400 Denver, CO 80220. Phone: (303) 321-2166 ....