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Best Functional Medicine Doctors in Massachusetts

Functional medicine practitioners who address root causes of disease through systems-oriented, patient-centered care. Browse and compare functional medicine doctors across Massachusetts, scored by AI, powered by real data.

Showing 44 of 46 functional medicine doctors in Massachusetts

Last updated: May 2026

The highest-rated functional medicine doctors in Massachusetts include Suzanne R. Gosselin, DC, BSN, IFMCP (BDS 8.6), Edyta M. Konrad, MD, PhD, IFMCP (BDS 8.6), Sally M. Davidson, ANP-BC, IFMCP (BDS 8.6). Rankings are based on BestDosage's transparent BDS scoring methodology, which evaluates credentials, experience, and patient outcomes across 12 categories.

BestDosage has evaluated 46 functional medicine doctors across Massachusetts based on credentials, patient reviews, and practice transparency. The average BestDosage Score across Massachusetts is 7.2 / 10 — reflecting a strong overall standard of care statewide. 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.

PractitionerExceptional8.6
Suzanne R. Gosselin, DC, BSN, IFMCP — practitioner in Boston, MA

Suzanne R. Gosselin, DC, BSN, IFMCP

Boston, MA
Functional Medicine
1 verified reviews
PractitionerExceptional8.6
Edyta M. Konrad, MD, PhD, IFMCP — practitioner in Boston, MA

Edyta M. Konrad, MD, PhD, IFMCP

Boston, MA
Functional Medicine
25 verified reviews
PractitionerExceptional8.6
Sally M. Davidson, ANP-BC, IFMCP — practitioner in Boston, MA

Sally M. Davidson, ANP-BC, IFMCP

Boston, MA
Functional Medicine
1 verified reviews
PractitionerExceptional8.5
Achina P. Stein, DO, DFAPA, FACN, ABIHM, IFMCP — practitioner in Boston, MA

Achina P. Stein, DO, DFAPA, FACN, ABIHM, IFMCP

Boston, MA
Published
Functional Medicine
15 verified reviews
PractitionerExceptional8.5
Susan Ambrose, MD, IFMCP — practitioner in Boston, MA

Susan Ambrose, MD, IFMCP

Boston, MA
Functional Medicine
PractitionerExceptional8.5
Amanda T. Huff, MS, CNS, LDN, IFMCP — practitioner in Boston, MA

Amanda T. Huff, MS, CNS, LDN, IFMCP

Boston, MA
Functional Medicine
2 verified reviews
PractitionerExceptional8.5
Shana Tatum, RD, LD IFMCP — practitioner in Boston, MA

Shana Tatum, RD, LD IFMCP

Boston, MA
Functional Medicine
2 verified reviews
PractitionerExceptional8.5
Ashley Shrader, IFMCP, DNP, FNP-C — practitioner in Boston, MA

Ashley Shrader, IFMCP, DNP, FNP-C

Boston, MA
Functional Medicine
8 verified reviews
PractitionerExceptional8.5
Abbie Zubiel, DC, MS, IFMCP, CPT — practitioner in Boston, MA

Abbie Zubiel, DC, MS, IFMCP, CPT

Boston, MA
Functional Medicine
39 verified reviews
PractitionerExceptional8.5
Kathleen OBrien, MD, MPH, IFMCP — practitioner in Boston, MA

Kathleen OBrien, MD, MPH, IFMCP

Boston, MA
Published
Functional Medicine
1 verified reviews
PractitionerExceptional8.5
Kristin Moquin,  MSN, APRN, ACNP-BC, APHN-BC, IFCMP — practitioner in Boston, MA

Kristin Moquin, MSN, APRN, ACNP-BC, APHN-BC, IFCMP

Boston, MA
Published
Functional Medicine
11 verified reviews
PractitionerExceptional8.3
Julia Reznik, MD — practitioner in Boston, MA

Julia Reznik, MD

Boston, MA
Published
Functional Medicine
2 verified reviews
PractitionerExceptional8.3
Rachel Croteau-Cooper, DO — practitioner in Boston, MA

Rachel Croteau-Cooper, DO

Boston, MA
Functional Medicine
1 verified reviews
PractitionerExceptional8.2
Isabel Walls, PA-C, IFMCP — practitioner in Boston, MA

Isabel Walls, PA-C, IFMCP

Boston, MA
Functional Medicine
3 verified reviews
PractitionerExceptional8.2
Linda Coffey , PT, DPT, IFMCP, NDTC — practitioner in Boston, MA

Linda Coffey , PT, DPT, IFMCP, NDTC

Boston, MA
Published
Functional Medicine
130 verified reviews
PractitionerExceptional8.1
Earl R. Freeman, DO — practitioner in Boston, MA

Earl R. Freeman, DO

Boston, MA
Published
Functional Medicine
3 verified reviews
PractitionerExceptional8.0

Annette Mueller, MS, FNP-BC, IFMCP

Boston, MA
Published
Functional Medicine
1 verified reviews
Practitioner

Sailaja K. Reddy, MD

Boston, MA
Published
Functional Medicine
29 verified reviews
Practitioner
Jessica Montalvo, MD — practitioner in Boston, MA

Jessica Montalvo, MD

Boston, MA
Functional Medicine
Practitioner

Maya Ramirez, MD

Boston, MA
Published
Functional Medicine
4 verified reviews
Practitioner
Selia G. Cox — practitioner in Boston, MA

Selia G. Cox

Boston, MA
Functional Medicine
42 verified reviews
Practitioner
Cassandra Donnelly — practitioner in Boston, MA

Cassandra Donnelly

Boston, MA
Functional Medicine
36 verified reviews
Practitioner

Madalyn Otto, ND

Boston, MA
Published
Functional Medicine
1 verified reviews
Practitioner
Monica M. McKinnon, MD — practitioner in Boston, MA

Monica M. McKinnon, MD

Boston, MA
Published
Functional Medicine
65 verified reviews
Practitioner
David London, MD — practitioner in Boston, MA

David London, MD

Boston, MA
Published
Functional Medicine
3 verified reviews
Practitioner
Irina Serebryakova-Reino, NP — practitioner in Boston, MA

Irina Serebryakova-Reino, NP

Boston, MA
Functional Medicine
111 verified reviews
Practitioner
Karn Gupta, MD — practitioner in Boston, MA

Karn Gupta, MD

Boston, MA
Published
Functional Medicine
3 verified reviews
Practitioner
Katherine A. Anderson, DACM, LAc, MBA, MS, FABORM — practitioner in Boston, MA

Katherine A. Anderson, DACM, LAc, MBA, MS, FABORM

Boston, MA
Functional Medicine
2 verified reviews
Practitioner
Lisa M. Vasile, MSN- NP — practitioner in Boston, MA

Lisa M. Vasile, MSN- NP

Boston, MA
Published
Functional Medicine
5 verified reviews
Practitioner
Rebecca L. Vigeant, PA-C — practitioner in Boston, MA

Rebecca L. Vigeant, PA-C

Boston, MA
Functional Medicine
3 verified reviews
Practitioner
Janine Pardo, MD, IFMCP — practitioner in Boston, MA

Janine Pardo, MD, IFMCP

Boston, MA
Published
Functional Medicine
19 verified reviews
Practitioner

Juliane G. Goicoechea, MS, RDN, LDN

Boston, MA
Functional Medicine
3 verified reviews
Practitioner
Katelyn Kenny, FNP, IFMCP — practitioner in Boston, MA

Katelyn Kenny, FNP, IFMCP

Boston, MA
Published
Functional Medicine
29 verified reviews
Practitioner
Rochelle Collins, D.O. — practitioner in Boston, MA

Rochelle Collins, D.O.

Boston, MA
Functional Medicine
62 verified reviews
Practitioner
Julie Brooks — practitioner in Boston, MA

Julie Brooks

Boston, MA
Functional Medicine
12 verified reviews
Practitioner
Sarika Arora, MD — practitioner in Boston, MA

Sarika Arora, MD

Boston, MA
Published
Functional Medicine
3 verified reviews
Practitioner
Shevaughn M. Kealy, MD — practitioner in Boston, MA

Shevaughn M. Kealy, MD

Boston, MA
Published
Functional Medicine
18 verified reviews
Practitioner

Janice J. Pegels, MD

Boston, MA
Functional Medicine
30 verified reviews
Practitioner
Sophia DaRosa-Spillane, MSN, ANP-C — practitioner in Boston, MA

Sophia DaRosa-Spillane, MSN, ANP-C

Boston, MA
Functional Medicine
Practitioner
Jessica Judkins — practitioner in Boston, MA

Jessica Judkins

Boston, MA
Functional Medicine
1 verified reviews
Practitioner

Kate Swords, MS, CNS, LDN

Boston, MA
Functional Medicine
2823 verified reviews
Practitioner
Alexandra Santamaria — practitioner in Boston, MA

Alexandra Santamaria

Boston, MA
Functional Medicine
399 verified reviews
Practitioner
Patricia Zub, MD — practitioner in Boston, MA

Patricia Zub, MD

Boston, MA
Functional Medicine
1 verified reviews
Practitioner

Ashley Gerlach

Boston, MA
Functional Medicine
2 verified reviews

Frequently Asked Questions

Who is the best functional medicine doctor in Massachusetts?
The highest-rated functional medicine doctors in Massachusetts based on BestDosage Scores include Suzanne R. Gosselin, DC, BSN, IFMCP (BDS 8.6), Edyta M. Konrad, MD, PhD, IFMCP (BDS 8.6), Sally M. Davidson, ANP-BC, IFMCP (BDS 8.6). Rankings are updated regularly using credentials, patient reviews, and practice transparency data.
How are functional medicine doctors in Massachusetts 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 Massachusetts?
We currently have 46 functional medicine doctors listed in Massachusetts. Browse by city to find providers near you.
How much does a functional medicine doctor cost in Massachusetts?
Functional medicine doctor costs in Massachusetts 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 Massachusetts have the most functional medicine doctors?
The top cities for functional medicine doctors in Massachusetts include Boston (46).
Does insurance cover functional medicine doctor visits in Massachusetts?
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