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

Dr. Mark Steve Derouen, DDS

Individual provider General Practice Dentistry · NPI 1134253768

Dr. Mark Steve Derouen, DDS is a General Practice Dentistry in New Iberia, Louisiana. Practices as a sole proprietor. Licensed in Louisiana.

Licensed in
LA
In the registry since
2007
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

2301 Old Jeanerette Rd
New Iberia, LA 70563
Phone: (337) 367-8910
Fax: (337) 367-8919
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 4270 (LA)

Record details

NPI number1134253768
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMarch 15, 2007
Last updated in NPPESJuly 9, 2007
Mailing address2301 Old Jeanerette Road, New Iberia, LA 70563

Other providers in New Iberia