Individual
WILLIAM A CALLAHAN
Active
Individual
WILLIAM A CALLAHAN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Taxonomy
Speciality
Code
Description
License number
State
2084P0805X
Geriatric Psychiatry Physician
Primary
23237
MN
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
101740
UCARE
MN
01
—
57Q80CA
BCBS MN
MN
Enumeration date
11/15/2006
Last updated
01/29/2008
Update your record
If you believe information in your NPPES record is inaccurate, or if you wish to update or deactivate your NPI, you can do so directly with CMS at https://nppes.cms.hhs.gov.
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