Apply to Dental Assistant, Dental Receptionist, Office Manager and more! Telephone. Allegheny General Office Phone: Allegheny General Hospital, North Side Office Phone Number 412-359-3988.We need at Least three DA s at Allegheny Clinic located on the North Shore. Please apply ASAP!!!! AGH Division of Dental Medicine, 320 E North Ave Suite 109, Pittsburgh, PA 15212. Get directions, (412) 362-8677. ACM's Dental Hygiene degree prepares students for a career as a dental hygienist. Coursework includes practicum hours in a college-run dental clinic. Apply to Dental Hygienist, Pediatric Dental Hygienist, Territory Manager and more! This office is great with communication and following up with patients.