John J Krzan, MD Accepting New Patients Specialties Pediatrics Languages English Gender Male Specialties Pediatrics Languages English Gender Male Speak to an Appointment Specialist (716) 706-2112 Request a Callback Locations View Locations by List Map View Office Locations Hamburg Pediatrics 4390 Quinby Dr Ste E Hamburg, NY 14075 Phone (716) 312-7400 Fax (716) 312-7402 Get Directions Hamburg Pediatrics 4390 Quinby Dr Ste E Hamburg, NY 14075 Phone (716) 312-7400 Fax (716) 312-7402 Get Directions Hospital Affiliations Mercy Hospital of Buffalo 565 Abbott Road Buffalo, NY 14220 (716) 826-7000 Get Directions Mercy Hospital of Buffalo 565 Abbott Road Buffalo, NY 14220 (716) 826-7000 Get Directions Sisters of Charity Hospital 2157 Main Street Buffalo, NY 14214 (716) 862-1000 Get Directions Sisters of Charity Hospital 2157 Main Street Buffalo, NY 14214 (716) 862-1000 Get Directions