Individual
MARY B CALLAHAN
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
F
Credential
D.O.
Contact information
Practice address
68A ROUTE 6A, POST OFFICE BOX 1757, SANDWICH, MA 02563-1757
(774) 413-5457
(773) 413-5985
Mailing address
68A ROUTE 6A, POST OFFICE BOX 1757, SANDWICH, MA 02563-1864
(774) 413-5457
(773) 413-5985
Taxonomy
Speciality
Code
Description
License number
State
207RC0000X
Cardiovascular Disease Physician
Primary
160179
MA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
000000024479
BMC HEALTHNET
MA
01
—
0058769
CIGNA
MA
01
—
04-00730
UNITED HEALTHCARE
MA
01
—
11079014
CAQH
—
01
—
1518968882
UNICARE
MA
01
—
160179
MA LICENSE
MA
01
—
2675818
AETNA
MA
01
—
3017490
NEIGHBORHOOD HEALTH
MA
05
—
3200680
—
MA
01
—
69586
HARVARD PILGRIM
MA
01
—
J21736
BLUE CROSS BLUE SHIELD
MA
01
—
MC0380698G
MA CONTROLLED SUBSTANCE
MA
Enumeration date
08/09/2005
Last updated
03/04/2026
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