Charles Willis Callahan is a Pediatric Pulmonology Physician based in Silver Spring, DC and is specialized in Pediatric Pulmonology. Charles Willis Callahan practices in Washington, DC and has the professional credentials of DO. The NPI Number for Charles Willis Callahan is 1295823557 and holds a License No. DOS719 (District of Columbia).
The current practice location address for Charles Willis Callahan is Walter Reed Army Medical Center, Washington, DC and can be reached out via phone at 202-782-8397 and via fax at 202-782-4914. You can also correspond with Charles Willis Callahan through the mailing address at 13104 COLLINGWOOD TERRACE, SILVER SPRING, MD - 20904-1234 (mailing address contact number: 202-782-8397).
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