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

Theresa Siegert, MD

Individual provider Surgery of the Hand (Surgery) Physician · NPI 1295706695

Theresa Siegert, MD is a Surgery of the Hand (Surgery) Physician in Mequon, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
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

12300 N Port Washington Rd
Mequon, WI 53092-3339
Phone: (262) 243-5400
Fax: (262) 243-6005
Show map & directions

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

Specialties & licences

Surgery of the Hand (Surgery) Physician (primary) Taxonomy 2086S0105X · Licence 25432 (WI)

Record details

NPI number1295706695
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 1, 2006
Last updated in NPPESJuly 13, 2026

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