Dr. Lawrence S. Schieken

Dean Metcalfe is an Allergy and Immunologist and a Rheumatologist in Bethesda, Maryland. Dr. Metcalfe is rated as a Distinguished provider by MediFind in the treatment of Hereditary Alpha-Tryptasemia. His top areas of expertise are Mast Cell Activation Syndrome (MCAS), Systemic Mastocytosis, Urticaria Pigmentosa, and Anaphylaxis.

Melody Carter is an Allergy and Immunologist and a Pediatrics provider in Bethesda, Maryland. Dr. Carter is rated as a Distinguished provider by MediFind in the treatment of Hereditary Alpha-Tryptasemia. Her top areas of expertise are Mast Cell Activation Syndrome (MCAS), Urticaria Pigmentosa, Systemic Mastocytosis, and Anaphylaxis.

Board Certified: Pediatric Medicine. Board Certified: Allergy / Immunology. Dr. Coons has been in practice since 2004. Graduated from the United States Air Force Academy in Colorado Springs, CO receiving a B.S. in Biochemistry graduating Magna Cum Laude in 1997. Graduated Uniformed Services University Medical School in 2001 in Bethesda, MD. Completed his internship and residency at Keesler Medical Center, Biloxi, MS; finishing in 2004. Practiced Pediatrics in the United States Air Force for 11 years.Completed his fellowship in Allergy/Immunology at Wilford Hall Medical Center, San Antonio, TX in 2013. Practiced Allergy/Immunology for adults and children in the United States Air Force for 9 years before retiring at 21 years of service.Dr. Coons lives in Huntingtown MD, and is married with three children. Hobbies: Reading, outdoor activities, and avid foodie. Dr. Coons is rated as an Advanced provider by MediFind in the treatment of Hereditary Alpha-Tryptasemia. His top areas of expertise are Alpha-gal Syndrome (AGS), Mast Cell Activation Syndrome (MCAS), Ehlers-Danlos Syndrome (EDS), and Hereditary Alpha-Tryptasemia.