Individual
DR. MARK T. O'BRIEN
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
D.O.
Contact information
Practice address
1280 S 9TH ST, SAINT CLAIR, MI 48079-5368
(810) 326-0837
(810) 326-1534
Mailing address
1280 S 9TH ST, SAINT CLAIR, MI 48079-5368
(810) 326-0837
(810) 326-1534
Taxonomy
Speciality
Code
Description
License number
State
207Q00000X
Family Medicine Physician
Primary
5101009744
MI
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
2662631
—
MI
Enumeration date
11/03/2005
Last updated
02/25/2022
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