Individual
WILLIAM L BLACK
Active
Sole proprietor
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
40 HOLLAND ST, INTERNAL MEDICINE, SOMERVILLE, MA 02144-2705
(617) 629-6000
Mailing address
147 MILK ST, PROVIDER ENROLLMENT - 9TH FLOOR, BOSTON, MA 02109-4806
(617) 559-8374
(617) 421-3487
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
44271
MA
207RE0101X
Endocrinology, Diabetes & Metabolism Physician
Primary
44271
MA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
044271
TUFTS
MA
05
—
2096129
—
MA
01
—
E05162
BLUE CROSS
MA
01
—
PV509
HARVARD PILGRIM
MA
Enumeration date
01/27/2006
Last updated
09/11/2025
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