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

Posthumus & Biorn, Inc

Organization General Practice Dentistry · NPI 1225100811

Posthumus & Biorn, Inc is a General Practice Dentistry in Saint Michael, Minnesota. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

399 Central Ave E
Saint Michael, MN 55376-0279
Phone: (763) 497-2040
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X

Record details

NPI number1225100811
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Dirk Posthumus — President · (763) 497-2040
NPI enumeratedNovember 15, 2006
Last updated in NPPESJune 23, 2008
Mailing addressPo Box 279, Saint Michael, MN 55376-0279

Other providers in Saint Michael