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

Dr. John Ryan Gilleland, DMD

Individual provider Dentist · NPI 1700292802

Dr. John Ryan Gilleland, DMD is a Dentist in Lilburn, Georgia. Practices as a sole proprietor. Licensed in Georgia.

Licensed in
GA
In the registry since
2014
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

4150 Five Forks Trickum Rd SW
Lilburn, GA 30047-3130
Phone: (770) 717-7225
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence DN014809 (GA)

Record details

NPI number1700292802
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedJuly 9, 2014
Last updated in NPPESMarch 26, 2015
Mailing address4150 Five Forks Trickum Rd Sw, Lilburn, GA 30047-3130

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