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

Dr. Mark Allen Heiss, DDS

Individual provider Dentist · NPI 1326314261

Dr. Mark Allen Heiss, DDS is a Dentist in Long Grove, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2012
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

5424 Promontory Dr
Long Grove, IL 60047-5061
Phone: (708) 856-2710
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 019018344 (IL)

Record details

NPI number1326314261
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMarch 26, 2012
Last updated in NPPESMarch 26, 2012
Mailing address5424 Promontory Dr., Long Grove, IL 60047-5061

Other providers in Long Grove