Dr. Jon Stahlman M.D. and Dedicated Medical Team Serve Lawrenceville GA, and All Surrounding Locations. Our Team of Allergy & Asthma Specialists, and Pediatric Allergists Treat Children & Adults of All Ages. Call Us. Get Google Maps Directions to 565 Old Norcross Rd. Lawrenceville, GA, 30046 Hours: Mon – Thur: 8:30am – 5:00pm Call Now Check Our Patient Reviews Call Clinic Open Hours Appointments Patient Feedback Directions Patient Reviews Back to Locations 3 Locations to Serve You.