Mark W. Niedfeldt, M.D., LLC
10556 N Port Washington Rd, Ste. 101, Mequon, WI, 53092
What we can verify
Each claim below is backed by a source we checked. Claims we couldn’t evidence are simply absent, which does not mean the clinic doesn’t offer them.
Accepting new patients
confidence 0.90“Clinician panel listed as open to new patients.”
DPC Frontier — mapper.dpcfrontier.com/practice/sxsujcxlcikc • checked 2026-09-16
Primary care
confidence 0.90“As your primary care physicians, you’ll receive a higher level of attention with each visit.”
Clinic website — www.colabphysicians.com/our-services • checked 2026-09-17
Direct Primary Care
confidence 0.95“Listed as a hybrid direct primary care practice.”
DPC Frontier — mapper.dpcfrontier.com/practice/sxsujcxlcikc • checked 2026-09-16
Clinicians
| Name | Specialty | Panel | NPI |
|---|---|---|---|
| Mark Niedfeldt, MD | Family Medicine | open | 1205887775NPI record verified |
An NPI is a registry identifier. Per NPPES, holding one does not establish that a provider is licensed or credentialed. Verify licensure with the relevant state medical or nursing board.
More in Wisconsin
Listing checked September 16, 2026. How we verify listings
GLP-1 Care Map lists providers and patient-reported information. It is not medical advice and does not recommend any provider or treatment. We do not verify licensure, and services and prices change: confirm details with the provider before you book.