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

Dr. Grant Edward Gallien, DDS

Individual provider General Practice Dentistry · NPI 1104557230

Dr. Grant Edward Gallien, DDS is a General Practice Dentistry in Slidell, Louisiana. Licensed in Louisiana. Registered with an NPI since 2022.

Licensed in
LA
In the registry since
2022
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

1677 Gause Blvd Ste A
Slidell, LA 70458-2209
Phone: (985) 718-3174
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 7311 (LA)

Record details

NPI number1104557230
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJune 20, 2022
Last updated in NPPESJune 20, 2022
Certification dateMarch 26, 2022
Mailing address1504 Homestead Ave, Metairie, LA 70005-1159

Other providers in Slidell