Dr. John M. Merfeld

Family Medicine
Family Practice Clinic Of La Crosse
815 10th St S, 
La Crosse, WI 
Accepting New Patients
Family Practice Clinic Of La Crosse
815 10th St S, 
La Crosse, WI 

Overview

John Merfeld is a primary care provider, practicing in Family Medicine in La Crosse, Wisconsin.

His clinical expertise encompasses Sepsis, Collagenous Colitis, Type 2 Diabetes (T2D), Ureteroscopy, and Endoscopy.

He is actively involved in clinical research, co-authoring 4 peer reviewed articles. Dr. Merfeld is currently accepting new patients.

Specialties

Family Medicine

Licenses

Family Medicine in WI

Hospital Affiliations

Mayo Clinic Health System-Franciscan Medical Center Inc
Mayo Clinic Health System Eau Claire Hospital
Mayo Clinic Hlth Systm Franciscan Hlthcare Sparta

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Dean Health
  • EPO
  • HMO
  • POS
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Icare Independent Care Health Plan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
Medica
  • EPO
  • HMO
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Northern Plains Alliance
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE PDP
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Quartz Health Plan
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Security Health
  • EPO
  • HMO
  • INDEMNITY
  • POS
Spectrum Priority Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 13 Less Insurance Carriers -

Locations

Family Practice Clinic of La Crosse
815 10th St S, La Crosse, WI 54601
Other Locations
Mayo Clinic Health System-Southwest Wisconsin Region Inc.
800 West Ave S, La Crosse, WI 54601

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

4 Total Publications

Prioritizing Research Metrics in Family Medicine: A CERA Study of Department Chairs.
Prioritizing Research Metrics in Family Medicine: A CERA Study of Department Chairs.
Journal: Family medicine
Published: May 08, 2026
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Frequently Asked Questions about Dr. John M. Merfeld

How do I make an appointment with Dr. John M. Merfeld?

You can book an appointment with Dr. John M. Merfeld by calling their office at 608-392-7390. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. John M. Merfeld a top-rated expert for Sepsis?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. John M. Merfeld is classified as an Experienced expert for Sepsis, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. John M. Merfeld specialize in?

While Dr. John M. Merfeld is a Family Medicine, they have specific expertise in Sepsis, Collagenous Colitis, and Type 2 Diabetes (T2D). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.

Does Dr. John M. Merfeld participate in research or clinical trials?

Yes. Dr. John M. Merfeld has published 4 articles and abstracts on conditions like Sepsis. You can view a list of Dr. John M. Merfeld's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. John M. Merfeld accept my insurance?

Dr. John M. Merfeld accepts most major insurance plans, including Anthem BCBS and Blue Cross Blue Shield. We recommend calling the office directly at 608-392-7390 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

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