Dr. Marilyn McPherson-Corder excellent pediatrician has been my daughters doctor since she came out the womb... My daughter is now a Senior@Banneker Academic High School. My baby loves Dr. Corder & her hubby Dr. Fredrick Corder she has offices in DC & MD... DC 202-291-0147..... I have recommended her for years & always will. My baby had severe asthma diagnosed@3 mo both Drs also specialize in asthma & allergies.