Steven J. Horn, MD Accepting New Patients Specialties Cardiology Languages English Gender Male Specialties Cardiology Languages English Gender Male Speak to an Appointment Specialist (716) 706-2112 Request a Callback Locations View Locations by List Map View Office Locations Suburban Cardiology 5530 Sheridan Dr Ste 2 Williamsville, NY 14221 Phone (716) 565-1978 Fax (716) 565-1983 Get Directions Suburban Cardiology 5530 Sheridan Dr Ste 2 Williamsville, NY 14221 Phone (716) 565-1978 Fax (716) 565-1983 Get Directions Hospital Affiliations 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