H C Nataraj Md 819 State Route 664 N Logan, OH 43138 Phone : (740) 654-8623 Business Category Physicians & Surgeons-M.D. Physicians & Surgeons-Allergy & Immunology Allergy & Asthma 2405 N Columbus St Lancaster, OH 43130 Phone : (740) 654-8623 Business Category Physicians & Surgeons-M.D. Physicians & Surgeons Allergy Physicians & Surgeons-Allergy & Immunology Practice Areas           Allergy/Asthma Services           Hay Fever, Hives, Sinus & Nasal Problems