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

William G Armstrong, MD

Individual provider Internal Medicine Physician · NPI 1073570099

William G Armstrong, MD is an Internal Medicine Physician in Saint Paul, Minnesota. Licensed in Minnesota. Registered with an NPI since 2006.

Licensed in
MN
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

17 Exchange St W Ste 835
Saint Paul, MN 55102-1045
Phone: (651) 232-4200
Fax: (651) 232-4119
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25598 (MN)

Record details

NPI number1073570099
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 26, 2006
Last updated in NPPESJuly 13, 2026
Mailing address17 Exchange St W, Suite 835, Saint Paul, MN 55102-1045

Other providers in Saint Paul