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Marcus A Crosby

Marcus A Crosby, MD

Radiation Oncology

Highlights

Age Groups Seen

  • Adult 21-65
  • Older Adult >65

Languages

  • Portuguese
  • English

Gender

Male

Locations

  1. Emplify Health La Crosse Radiation Oncology
  2. Emplify Health La Crosse Hematology & Oncology
  3. Emplify Health Tomah Cancer & Blood Disorder

Expertise

Education

  • Residency: Detroit Medical Center, Radiation Oncology, 2018
  • Residency: Gundersen Medical Foundation, Internal Medicine, 2012
  • Medical School: Medical College of Wisconsin, 2009

Board Certifications

  • Radiation Oncology: American Board of Radiology, 2021

Insurance

Please contact the doctor's office directly to confirm acceptance of insurance. *denotes Medicare Advantage Plan
Search plans
  • Aetna Health Management
  • Amerigroup Iowa Inc
  • Anthem BCBS WI
  • Arise Health Plan/ WPS
  • BCBS MN
  • Benefit Plan Administrators
  • Care Wisconsin
  • CIGNA
  • Community Link
  • Group Health Cooperative of Eau Claire
  • HealthEOS by Multiplan
  • Healthpartners, Inc
  • Independent Care Health Plan Medicaid
  • Medica IFB
  • Meritain Health
  • MHS Health
  • Midlands Choice
  • Quartz
  • The Alliance
  • Tricare West
  • Ucare Minnesota
  • United Healthcare Inc.
  • WCA Group Health Trust
  • Wellmark BCBS IA
  • Wisconsin Physician Services

Ratings & Reviews

4.9 out of 5

68 ratings, 17 reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Provider Explained Things Clearly
Provider Listened Carefully
Provider Gave Easy to Understand Instructions
Provider Knew Medical History
Provider Showed Respect
Provider Spent Enough Time
Search reviews
    5 out of 5 stars
    Reviewed on 3/29/2026

    An excellent experience, everyone was kind, fun, upbeat, supportive, informative.

    5 out of 5 stars
    Reviewed on 2/27/2026

    Educational

    5 out of 5 stars
    Reviewed on 1/18/2026

    Yes, I appreciate very much my treatment with your urology and so far the radiation, but I haven't had any radiation yet. I just had my memory foam position placed. But I've been very happy with all of the people and nurses that have treated me and I feel very safe and secure with your help and service and I hope it continues. Thank you very much.

    5 out of 5 stars
    Reviewed on 1/16/2026

    Dr. Crosby took time with us and was very thorough!

    5 out of 5 stars
    Reviewed on 12/4/2025

    Dr crosby answered all the questions that I ask him in a way that I could understand

    5 out of 5 stars
    Reviewed on 10/24/2025

    Was a very detailed consultation that made me feel good with the recommendations that have been presented to me.

    5 out of 5 stars
    Reviewed on 10/11/2025

    The girls in the Oncology department were so nice and explained everything they were going to do, cheerful manner which helped put you at ease. I have 20 radiation treatments to do and they have helped me feel less fearful. Good team, very great full.

    1 out of 5 stars
    Reviewed on 10/4/2025

    The radiologist Crosby was very disrespectful, would never want to see him again!

    5 out of 5 stars
    Reviewed on 8/26/2025

    As always fast courtesy staff. You don't have time to take out your cell phone because they are ready when they say they are.

    5 out of 5 stars
    Reviewed on 7/27/2025

    I'm traveling through my second journey with breast cancer and was greeted with such care and compassion from staff who remember me from four years ago and it meant the world to me. They are my heroes!

    5 out of 5 stars
    Reviewed on 7/27/2025

    I have never had a bad experience.

    5 out of 5 stars
    Reviewed on 11/14/2025

    Everything went great. Everyone was very caring.

    5 out of 5 stars
    Reviewed on 6/14/2025

    Everyone was very kind and helpful. They took time to explain things to me in a way that I understood.

    5 out of 5 stars
    Reviewed on 6/6/2025

    It was not something I wanted to go through, but the team was very caring and made sure I was comfortable through the process.

    5 out of 5 stars
    Reviewed on 5/17/2025

    I've had a very good experience with the radiation team

    5 out of 5 stars
    Reviewed on 5/17/2025

    Everyone was fantastic!

    5 out of 5 stars
    Reviewed on 5/11/2025

    It was good.

Need help scheduling? Call 608-775-2385