Patient Portal. 2625 Harlem Rd. Caritas Medical Arts Building. Ste 240 Buffalo, NY 14225. Click for Directions. Phone: (716) 893-0333. Fax: (716) 893-3038 Go To Patient Portal Monday 8:30 AM - 4:30 PM Tuesday 8:30 AM - 4:30 PM Wednesday 8 ....