Individual
MR. GREGORY J. CALLAHAN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
BOCO
Contact information
Practice address
3900 LOCH RAVEN BLVD, BALTIMORE, MD 21218-2108
(410) 605-7000
(410) 605-7677
Mailing address
3900 LOCH RAVEN BLVD, BALTIMORE, MD 21218-2108
(410) 605-7000
(410) 605-7677
Taxonomy
Speciality
Code
Description
License number
State
247200000X
Other Technician
Primary
C21679
MD
Other
Enumeration date
10/22/2007
Last updated
10/22/2007
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