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

Dr. Mark W Johnston, DMD

Individual provider Orthodontics and Dentofacial Orthopedics Dentistry · NPI 1881603041

Dr. Mark W Johnston, DMD is an Orthodontics and Dentofacial Orthopedics Dentistry in Marietta, Georgia. Practices as a sole proprietor. Licensed in Georgia.

Licensed in
GA
In the registry since
2006
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

1070 Woodlawn Dr NE Ste 200
Marietta, GA 30068-4264
Phone: (770) 973-1070
Fax: (770) 973-4466
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 10404 (GA)

Record details

NPI number1881603041
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedAugust 5, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1070 Woodlawn Dr Ne, Suite 200, Marietta, GA 30068-4264

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