Individual
DR. CHARLES WILLIS CALLAHAN
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
DO
Contact information
Practice address
WALTER REED ARMY MEDICAL CENTER, WASHINGTON, DC 20907-1234
(202) 782-8397
(202) 782-4914
Mailing address
13104 COLLINGWOOD TERRACE, SILVER SPRING, MD 20904-1234
(202) 782-8397
(202) 782-4914
Taxonomy
Speciality
Code
Description
License number
State
2080P0214X
Pediatric Pulmonology Physician
Primary
DOS719
HI
Other
Enumeration date
10/11/2006
Last updated
10/11/2023
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