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

Dr. Mark David Markham, DDS

Individual provider General Practice Dentistry · NPI 1538280102

Dr. Mark David Markham, DDS is a General Practice Dentistry in Atlantic, Iowa. Practices as a sole proprietor. Licensed in Iowa.

Licensed in
IA
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

1501 E 10th St
Atlantic, IA 50022-1936
Phone: (712) 243-1833
Fax: (712) 243-7552
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 6473 (IA)

Record details

NPI number1538280102
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedApril 2, 2007
Last updated in NPPESJuly 8, 2007
Mailing address1501 E 10th St, Po Box 603, Atlantic, IA 50022-1936

Other providers in Atlantic