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

Olivia Cecile Harnois, MSCCC-SLP

Individual provider Speech-Language Pathologist · NPI 1992558340

Olivia Cecile Harnois, MSCCC-SLP is a Qualified Speech Language Pathologist in Johns Island, South Carolina. Qualified in 2021, 5 years ago. Practices as a sole proprietor. Licensed in North Carolina and South Carolina.

Years since qualifying
5
Licensed in
NC, SC
In the registry since
2024
Specialties on file
2

Practice location Address checks out

60 Fenwick Hall Aly Apt 825
Johns Island, SC 29455-3135
Phone: (603) 489-7059
Show map & directions

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

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence 30004940 (NC)
Speech-Language Pathologist Taxonomy 235Z00000X · Licence 7692 (SC)

Record details

NPI number1992558340
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSCCC-SLP
Sole proprietorYes
NPI enumeratedApril 8, 2024
Last updated in NPPESJune 8, 2026
Certification dateJune 8, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyQUALIFIED SPEECH LANGUAGE PATHOLOGIST
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Not indicated

Other providers in Johns Island