ASSOCIATED SPECIALISTS IN MEDICINE
Internal Medicine – Allergy & Immunology
969 North Mason Suite 240 St. Louis, Mo 63141
Call 314-542-0606 Fax: 314-542-0212
Hours: Monday – Friday 9am – 4:30pm
Dr. Jeffrey Tillinghast
Dr. Jeffrey Tillinghast is an Associate Professor of Clinical Medicine at Washington University School of Medicine specializing in Asthma, Allergy and Clinical Immunology. He received his undergraduate degree in biochemistry from State University School of Medicine of New York at Albany graduating summa cum laude. Dr. Tillinghast pursued medicine at Washington University School of Medicine completing his internship and residency in Internal Medicine at Barnes Jewish Hospital.
Dr. Tillinghast completed subspecialty training in Allergy and Immunology at the National Institutes of Health in Bethesda, Maryland; and is board certified in Internal Medicine, and Allergy & Clinical Immunology. Dr. Tillinghast has conducted research in immunology resulting in the publication of several papers on the Human Immune response.
Dr. Tillinghast is a Certified Physician Investigator (C.P.I.) through the Academy of Pharmaceutical Physicians & Investigators and has participated in over 300 clinical trials focusing on pharmaceuticals in the treatment of allergy, asthma and other respiratory diseases. Dr. Tillinghast is an accomplished clinical investigator and was listed in the “Best Doctors in America”. He is a member of multiple national societies including The American Thoracic Society and The American Academy of Asthma, Allergy & Immunology. He maintains a strong association with Washington University School of Medicine teaching internal medicine residents and allergy fellows, and was named the “Teaching Allergist of the Year” in 2005 by the American Academy of Allergy, Asthma & Immunology.
Dr. Barbara Jost
Dr. Jost graduated from Saint Louis University Medical School in 1998. She completed her residency in Internal Medicine and fellowship in Allergy and Immunology at Washington University School of Medicine in 2004. During her fellowship she was the chief editor and contributing author of The Washington Manual: Allergy, Asthma, and Immunology Subspecialty Consult . She has also published articles on penicillin allergy and Alzheimer’s disease.
Before entering the field of medicine, she studied biomedical engineering at Northwestern University. During her 7 year career as a biomedical engineer she developed software for cardiology applications and devised computerized epidemiological models for the pharmaceutical industry.
She has served as a volunteer proctor for Maryville University’s Nurse Practitioner program, a speaker in Rockwood School District’s Partners in Education, and as a short-term medical missionary. She is married and has a son and a daughter. Her free time is devoted to family. You will also find her hiking with her dogs, traveling, and dabbling in the kitchen.
Kelly Esposito, NP-C
Kelly Esposito, NP-C has over 10 years of clinical trial experience as a Study Coordinator with the CRC. She continues to work with CRC but serves us now as Nurse Practitioner with Dr. Tillinghast at Associated Specialists in Medicine since 2016. Her areas of expertise lie in Asthma, Immunology, and Internal Medicine.