The 20 Best Diarrhea Doctors Near Me in Janesville, WI

Find the Top Diarrhea Experts and Specialists

The 20 Best Diarrhea Doctors near Janesville, WI

Last Updated: 02/22/2026

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MediFind found 29 doctor with experience in Diarrhea near Janesville, WI. Of these, 27 are Experienced and 2 are Advanced.

Location
LocationClose
29 providers found
    Advanced in Diarrhea
    Internal Medicine
    Advanced in Diarrhea
    Internal Medicine

    Ssm Health Dean Medical Group-Janesville

    3200 E Racine St, 
    Janesville, WI 
     (2.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nancy Rainiero is a primary care provider, practicing in Internal Medicine in Janesville, Wisconsin. Dr. Rainiero is rated as an Advanced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Anemia, Lung Metastases, Osmotic Diuresis, and Maturity Onset Diabetes of the Young.

    Andrea Cavey
    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    SSM Health Dean Medical Group

    3200 E. Racine St., 
    Janesville, WI 
     (2.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    "Andrea Cavey is a board certified family medicine physician. She obtained her undergraduate degree from the University of Wisconsin- Madison and earned her medical degree from the Medical College of Wisconsin-Milwaukee. She completed her family medicine residency at Genesis Health System in Davenport, IA. Cavey's practice is focused on preventative medicine, chronic disease management, pediatrics, geriatrics, and women's health. Cavey is a member of the American Academy of Family Physicians and the American Medical Association. In her free time, Andrea enjoys figure skating, biking and reading. *""""My goal as a physician is to work with my patients to identify their health needs and provide them with treatment taking into account risks and benefits of options as they apply to each patient's unique situation."""" - Andrea Cavey, MD*". Dr. Cavey is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Osteomyelitis, Osteomyelitis in Children, Diabetic Nephropathy, and Type 2 Diabetes (T2D).

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Mercyhealth Michael Berry Building

    1000 Mineral Point Ave, 
    Janesville, WI 
     (0.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rodrigo Castillo is a Gastroenterologist in Janesville, Wisconsin. Dr. Castillo is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Necrotizing Enterocolitis, Pseudomembranous Colitis, Bacterial Gastroenteritis, Gastrectomy, and Endoscopy.

    Learn about our expert tiers
    Experienced in Diarrhea
    Experienced in Diarrhea

    Mercyhealth West

    1000 Mineral Point Ave, 
    Janesville, WI 
     (0.4 miles away)
    Languages Spoken:
    English

    William Kinderknecht is a primary care provider, practicing in Family Medicine in Janesville, Wisconsin. Dr. Kinderknecht is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Hypothyroidism, Maturity Onset Diabetes of the Young, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Ssm Health Dean Medical Group-Janesville

    3200 E Racine St, 
    Janesville, WI 
     (2.7 miles away)
    Languages Spoken:
    English

    Harry Ramsey is a primary care provider, practicing in Internal Medicine in Janesville, Wisconsin. Dr. Ramsey is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hypothyroidism, and Familial Hypertension.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mercyhealth East

    3524 E Milwaukee St, 
    Janesville, WI 
     (2.9 miles away)
    Languages Spoken:
    English

    Nadar Honarkhah is a primary care provider, practicing in Internal Medicine in Janesville, Wisconsin. Dr. Honarkhah is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Varicose Veins, Stasis Dermatitis and Ulcers, Lung Metastases, and Maturity Onset Diabetes of the Young.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Mercy Health System Corporation

    3524 E Milwaukee St, 
    Janesville, WI 
     (2.9 miles away)
    Languages Spoken:
    English

    Ryndon Bautista is a primary care provider, practicing in Internal Medicine in Janesville, Wisconsin. Dr. Bautista is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Lung Metastases, Chronic Cough, and Fabry Disease.

    Experienced in Diarrhea
    Experienced in Diarrhea

    Mercyhealth East

    3524 E Milwaukee St, 
    Janesville, WI 
     (2.9 miles away)
    Languages Spoken:
    English

    Kristen Goelzer is a primary care provider, practicing in Pediatrics in Janesville, Wisconsin. Dr. Goelzer is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Thyroid Storm, Chronic Kidney Disease, End-Stage Renal Disease (ESRD), and Chronic Cough.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Mercy East Laboratory

    3524 E Milwaukee St, 
    Janesville, WI 
     (2.9 miles away)
    Languages Spoken:
    English

    Bobby Yap is a primary care provider, practicing in Family Medicine in Janesville, Wisconsin. Dr. Yap is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Chronic Cough, Shingles, Vertigo, and Fainting.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Mercy East Laboratory

    3524 E Milwaukee St, 
    Janesville, WI 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alethea Poste is a primary care provider, practicing in Family Medicine in Janesville, Wisconsin. Dr. Poste is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Type 2 Diabetes (T2D), Hypothyroidism, Maturity Onset Diabetes of the Young, and Chronic Cough.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Mercyhealth East

    3524 E Milwaukee St, 
    Janesville, WI 
     (2.9 miles away)
    Languages Spoken:
    English

    Leanne Hahn is a primary care provider, practicing in Family Medicine in Janesville, Wisconsin. Dr. Hahn is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Chronic Kidney Disease, Hypothyroidism, High Cholesterol, and Hyperlipidemia Type 3.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Mercyhealth North

    3400 Deerfield Dr, 
    Janesville, WI 
     (3.5 miles away)
    Languages Spoken:
    English

    Jennifer Hussli is a primary care provider, practicing in Family Medicine in Janesville, Wisconsin. Dr. Hussli is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diabetic Neuropathy, Small Cell Lung Cancer (SCLC), Lung Cancer, and Breast Cancer in Men.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Mercyhealth North

    3400 Deerfield Dr, 
    Janesville, WI 
     (3.5 miles away)
    Languages Spoken:
    English

    Janet Dabson is a primary care provider, practicing in Family Medicine in Janesville, Wisconsin. Dr. Dabson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Necrotizing Enterocolitis, Pseudomembranous Colitis, Bacterial Gastroenteritis, and Rabson-Mendenhall Syndrome.

    Advanced in Diarrhea
    Gastroenterology
    Advanced in Diarrhea
    Gastroenterology

    Beloit Clinic

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English

    Tsu-hon Wang is a Gastroenterologist in Beloit, Wisconsin. Dr. Wang is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Colitis, Barrett Esophagus, Turcot Syndrome, Endoscopy, and Gastrectomy.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Beloit Health System

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English

    John Johanson is a Gastroenterologist in Beloit, Wisconsin. Dr. Johanson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Gardner Syndrome, Colitis, Gastrectomy, and Colonoscopy.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Beloit Clinic

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English

    Annabelle Tolentino is a primary care provider, practicing in Internal Medicine in Beloit, Wisconsin. Dr. Tolentino is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Maturity Onset Diabetes of the Young.

    Experienced in Diarrhea
    Family Medicine
    Experienced in Diarrhea
    Family Medicine

    Beloit Clinic

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jack-ky Jack is a primary care provider, practicing in Family Medicine in Beloit, Wisconsin. Dr. Jack is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Low Sodium Level, Renovascular Hypertension, Maturity Onset Diabetes of the Young, and Urinary Tract Infection in Children.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Beloit Clinic

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English

    Cheryl Miller is a primary care provider, practicing in Internal Medicine in Beloit, Wisconsin. Dr. Miller is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Lymphofollicular Hyperplasia.

    Experienced in Diarrhea
    Internal Medicine
    Experienced in Diarrhea
    Internal Medicine

    Beloit Clinic

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English

    Pawel Olszewski is a primary care provider, practicing in Internal Medicine in Beloit, Wisconsin. Dr. Olszewski is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Renovascular Hypertension, Infant Hyperglycemia, Maturity Onset Diabetes of the Young, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Diarrhea
    Gastroenterology
    Experienced in Diarrhea
    Gastroenterology

    Beloit Clinic

    1905 E Huebbe Pkwy, 
    Beloit, WI 
     (9.2 miles away)
    Languages Spoken:
    English

    Steven Yang is a Gastroenterologist in Beloit, Wisconsin. Dr. Yang is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Anemia, Berdon Syndrome, Barrett Esophagus, Gastrectomy, and Endoscopy.

    Showing 1-20 of 29

    Last Updated: 02/22/2026

    What is the definition of Diarrhea?

    Diarrhea is when you pass loose or watery stool.

    When should I see a Diarrhea doctor near Janesville, WI?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Diarrhea doctor near Janesville, WI?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Diarrhea doctors near Janesville, WI?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Diarrhea doctors near Janesville, WI?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Diarrhea doctor near Janesville, WI?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Diarrhea doctor search results page. 

    Why is it important to get a second opinion from a different Diarrhea doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Diarrhea doctor near Janesville, WI?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Diarrhea doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Diarrhea doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Diarrhea doctors near Janesville, WI?

    Look for the filter feature on the left side of the Diarrhea doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Diarrhea doctor that offers video calls?

    Look for the filter feature on the left-side of the Diarrhea doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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