PractitionerExceptional8.5
AJ Anderson, DCN, IFMCP, LDN, CNS
Milwaukee, WI
Functional Medicine
Best Functional Medicine Doctors in Wisconsin
Functional medicine practitioners who address root causes of disease through systems-oriented, patient-centered care. Browse and compare functional medicine doctors across Wisconsin, scored by AI, powered by real data.
Showing 13 of 15 functional medicine doctors in Wisconsin
Last updated: May 2026
The highest-rated functional medicine doctors in Wisconsin include AJ Anderson, DCN, IFMCP, LDN, CNS (BDS 8.5), Nicole K. Fenske, DC (BDS 8.3), Thomas Krieger-Fritsch, DC (BDS 7.8). Rankings are based on BestDosage's transparent BDS scoring methodology, which evaluates credentials, experience, and patient outcomes across 12 categories.
BestDosage has evaluated 15 functional medicine doctors across Wisconsin based on credentials, patient reviews, and practice transparency. The average BestDosage Score across Wisconsin is 6.7 / 10 — with a range of established and emerging practices across the state. Functional medicine doctors are typically MDs, DOs, NDs, or NPs with additional training through the Institute for Functional Medicine (IFM). Look for board certification and documented experience with root-cause, systems-based protocols.
Functional Medicine Doctors by City in Wisconsin
PractitionerExceptional8.3
Nicole K. Fenske, DC
Milwaukee, WI
Functional Medicine
1 verified reviews
PractitionerHighly Recommended7.8
Thomas Krieger-Fritsch, DC
Madison, WI
Functional Medicine
5 verified reviews
PractitionerHighly Recommended7.6
Colleen Pomplun, DC
Milwaukee, WI
Functional Medicine
2 verified reviews
PractitionerHighly Recommended7.5
Cari Saloch, DC, Dipl.Ac.
Milwaukee, WI
Functional Medicine
122 verified reviews
PractitionerGood6.8
Leanne N. Anthon, PhD, RN, CNE
Milwaukee, WI
Functional Medicine
2166 verified reviews
PractitionerGood6.8
Randi Mann, WHNP-BC, MSCP, APNP
Milwaukee, WI
Published
Functional Medicine
4 verified reviews
PractitionerGood6.5
Katie Knipfer, PA-C, IFMCP
Milwaukee, WI
Functional Medicine
17 verified reviews
PractitionerGood6.2
Ashley Nelson, DC
Milwaukee, WI
Functional Medicine
11 verified reviews
PractitionerGood6.0
Scott Vander Wielen, DC
Milwaukee, WI
Functional Medicine
10 verified reviews
PractitionerListed5.5
Amy L. Doherty, DO
Milwaukee, WI
Functional Medicine
PractitionerListed5.2
Rylee Sigwarth, PA-C
Madison, WI
Functional Medicine
36 verified reviews
PractitionerListed4.4
Peter G. Janu
Milwaukee, WI
Functional Medicine
117 verified reviews
Frequently Asked Questions
Who is the best functional medicine doctor in Wisconsin?
The highest-rated functional medicine doctors in Wisconsin based on BestDosage Scores include AJ Anderson, DCN, IFMCP, LDN, CNS (BDS 8.5), Nicole K. Fenske, DC (BDS 8.3), Thomas Krieger-Fritsch, DC (BDS 7.8). Rankings are updated regularly using credentials, patient reviews, and practice transparency data.
How are functional medicine doctors in Wisconsin scored?
Each functional medicine doctor is scored across 12 categories using public reviews and verified credentials. Scores range from 1 to 10, with tiers from "Listed" to "Elite."
How many functional medicine doctors are listed in Wisconsin?
We currently have 15 functional medicine doctors listed in Wisconsin. Browse by city to find providers near you.
How much does a functional medicine doctor cost in Wisconsin?
Functional medicine doctor costs in Wisconsin vary by provider, treatment type, and whether insurance is accepted. Many practitioners offer free consultations. Use BestDosage to compare pricing transparency across providers.
What should I look for in a functional medicine doctor?
Look for verified credentials, high patient review scores, transparent pricing, and relevant specializations. BestDosage evaluates all of these factors in its BDS scoring methodology so you can compare providers at a glance.
Which cities in Wisconsin have the most functional medicine doctors?
The top cities for functional medicine doctors in Wisconsin include Milwaukee (13), Madison (2).
Does insurance cover functional medicine doctor visits in Wisconsin?
Insurance coverage for functional medicine doctor visits varies by plan and state. Some providers accept insurance directly, while others offer superbills for out-of-network reimbursement. Check individual practitioner profiles on BestDosage for insurance details.
Is it free to find a functional medicine doctor on BestDosage?
Yes, browsing the directory, viewing profiles, and comparing providers is completely free. Our scoring methodology is published openly for full transparency.
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Reviewed by Chad Waldman, Analytical Chemist · BestDosage Editorial Team · Last updated May 2026