Individual
JOHN J WELCH
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
MD, PHD
Contact information
Practice address
2040 ANTANANARIVO PL, DULLES, VA 20189-2039
(314) 266-8426
Mailing address
2040 ANTANANARIVO PL, DULLES, VA 20189-2039
(314) 266-8426
Taxonomy
Speciality
Code
Description
License number
State
207RH0003X
Hematology & Oncology Physician
MD071820L
PA
2080P0207X
Pediatric Hematology & Oncology Physician
Primary
MD071820L
PA
Other
Enumeration date
07/21/2015
Last updated
07/21/2015
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