Individual
JOHN MARK RYAN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
245 CHAPMAN ST, PROVIDENCE, RI 02905-4539
(401) 444-4741
(401) 444-4445
Mailing address
DEPT 3010, PO BOX 986524, BOSTON, MA 02298-6524
(401) 443-4992
(401) 537-7241
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
MD07097
RI
Other
Enumeration date
06/07/2006
Last updated
08/14/2025
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