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Dr. Michael John O'Brien, D.O.

Anesthesiology Physician in Canton, OH · enumerated 2013.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1124361720

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Registry record

Entity type Individual (Type 1)
Name Dr. Michael John O'Brien
Credential D.O.
Sex Male
Practice address 4665 Douglas Cir Nw, Canton, OH, 44718
Phone (330) 499-5700
Enumeration date Apr 2, 2013
Last updated in NPPES Apr 2, 2013

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 34-006651 (OH) Primary
207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 0102050017 (VA) Secondary
207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License DO034371 (DC) Secondary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Michael O'Brien?
The National Provider Identifier (NPI) for Michael O'Brien is 1124361720, a Type 1 (individual) record in the CMS NPPES registry.
Where does Michael O'Brien practice?
The practice location on file with NPPES is in Canton, OH. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-04-02.