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Individual
WILLIAM B HOLGERSON
Active
Individual
WILLIAM B HOLGERSON
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
MA42491
MA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
04-01896
UNITED HEALTHCARE
MA
05
—
2063905
—
MA
01
—
4104100003
CIGNA
MA
01
—
445111087
RAILROAD MEDICARE
MA
01
—
61775
HARVARD PILGRIM HEALTH
MA
01
—
706659
TUFTS
MA
01
—
B33544
BLUESHIELD OF MA
MA
Enumeration date
09/12/2006
Last updated
06/26/2019
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