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

Dr. Ralph Kenneth Erdmann, DDS

Individual provider General Practice Dentistry · NPI 1821037466

Dr. Ralph Kenneth Erdmann, DDS is a General Practice Dentistry in Berwyn, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
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

6725 Stanley Ave Ste 1
Berwyn, IL 60402-3156
Phone: (708) 795-0190
Fax: (708) 788-5359
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X (IL)

Record details

NPI number1821037466
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJune 6, 2006
Last updated in NPPESJuly 13, 2026
Mailing address6725 Stanley Ave, Suite 1, Berwyn, IL 60402-3156

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