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

Dr. Chelsie O'Sullivan, DMD

Individual provider Dental Anesthesiology · NPI 1497229686

Dr. Chelsie O'Sullivan, DMD is a Dental Anesthesiology in Simpsonville, South Carolina. Licensed in South Carolina. Registered with an NPI since 2019.

Licensed in
SC
In the registry since
2019
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

301 Deer Spring Ln
Simpsonville, SC 29680-6544
Phone: (718) 918-3419
Show map & directions

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

Specialties & licences

Dental Anesthesiology (primary) Taxonomy 1223D0004X · Licence 9433 (SC)

Record details

NPI number1497229686
Entity typeIndividual (Type 1)
GenderFemale
Credentials DMD
Sole proprietorNo
NPI enumeratedJanuary 22, 2019
Last updated in NPPESJune 17, 2024
Certification dateJune 17, 2024