About Our Staff


Dr. Amar J. Sharma, M.D.

Dr. Sharma started the allergy Associates of Lehigh Valley in 1980 in Bethlehem, PA. He is board-certified by the American Board of allergy asthma and immunology. He is board-certified by the American Board of pediatrics. Dr Sharma is a fellow of the American Board of allergy, Asthma and immunology. He is also a fellow of the American Academy of pediatrics.

Dr. Sharma attended Punjab University and got his. Doctor of Medicine degree. He had further graduate education in London, England. He did his internship in Cleveland, Ohio, residency and  a fellowship at St. Vincent’s Hospital New York. Dr. Sharma has experience in both treating adults as well as children.

He has a special interest in patient education and empowering patients. Because Dr Sharma has a special interest in patient education and patient empowerment, he attended  Lehigh University and got his Masters in education and counseling so that we can treat patient holistically.

Dr. Sharma has been the section chief the Department of allergy at St. Luke’s Hospital Bethlehem and Muhlenberg Medical Center since 1982. He has been on the Board of Pennsylvania allergy association and has been involved with the American lung Association and has been actively involved in the community health.

Karen M Schaller CRNP

I graduated with a Master of Science in Nursing from Desales University in 2012. I have been working as a Nurse Practitioner at The Children’s Clinic at LVHN since 2013. I have been a Registered Nurse since 1994, working with adults and children. I share in the philosophy of Allergy Associates in promoting health and wellness through positive lifestyle, diet, and holistic approaches.

JoAnn Lindenmuth, LPN

JoAnne is a graduate of Lehigh Carbon community college with degree in nursing. She has been a part of Dr. Sharmas caring team as charge nurse and office manager for the past 28 years.

Cynthia Bowlby, LPN

Cindy is a graduate of Bethlehem area vo-tech school for practical nursing. She has been in nursing for 39 years and she has been in the family of allergy Associates for the last 27 years.

Mary Beth Eby

Mary Beth is a graduate of Northampton community college with a degree in a medical office administration. She has been with the allergy Associates for the last 10 years and you will notice her cheerful presence at the front desk.