Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Brian Costello O'Leary, DMD, MS

Individual provider Orthodontics and Dentofacial Orthopedics Dentistry · NPI 1356569107

Dr. Brian Costello O'Leary, DMD, MS is an Orthodontics and Dentofacial Orthopedics Dentistry in Irmo, South Carolina. Licensed in South Carolina. Registered with an NPI since 2007.

Licensed in
SC
In the registry since
2007
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

1544 Old Tamah Rd
Irmo, SC 29063-9000
Phone: (803) 732-7223
Fax: (803) 732-5985
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthodontics and Dentofacial Orthopedics Dentistry (primary) Taxonomy 1223X0400X · Licence 3493 (ORTHO-542) (SC)

Record details

NPI number1356569107
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD , MS
Sole proprietorNo
NPI enumeratedApril 24, 2007
Last updated in NPPESJuly 8, 2007

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