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“I like to work as a team with my patients to help them live a long and healthy life.”​

Provider Bio down arrow

​Dr. J. Barbara Mroz, a board-certified internal medicine specialist, diagnoses and treats a variety of acute and chronic medical conditions in adults in all stages of their lives. 

She has special interest in osteoporosis, women’s health, gastrointestinal problems and alternative medicine. She also is medical director for Minocqua Center’s Health Management Resources (HMR®) Weight Management Program, which supports weight loss through lifestyle changes and meal replacements.

Dr. Mroz is passionate about working together with patients to come up with a solution to their medical problems. “I am your partner - we work as a team to help you live a long and healthy life,” Dr. Mroz said. This statement echoes her collaborative approach to treatment.

A native of Cracow, Poland, Dr. Mroz completed medical school at Jagiellonian University Medical Academy in Cracow, Poland. She stayed in the city to finish her residency in internal medicine at Pope John Paul II Hospital, but then continued her residency training at
La Guardia Hospital/North Shore University in Forest Hills, New York.

When she’s not working, Dr. Mroz enjoys spending time with her husband and daughter. She also is a voracious reader. Her top picks include science fiction and detective books. In addition, Dr. Mroz enjoys travel and likes to keep up with the headlines in international politics.

Professional Summary down arrow

  • Medical School
    Jagiellonian University-Medical Academy Cracow, , Poland, M.D. 1985

    Residency
    Pope John Paul II Hospital Cracow, , Poland Internal Medicine 1987

    North Shore University - Forest Hills Hospital Forest Hills, NY, United States Internal Medicine 1993

  • Professional Societies
    American College of Physicians Polish American Health Association

    Board Certifications
    Internal Medicine: 1993, recertified 2014

    State Licenses
    New York Wisconsin

Patient Ratings down arrow

4.8
out of 5 (151 ratings, 24 comments)
4.7
Provider explanations of my problem
4.8
Provider concern for my questions
4.8
Provider's efforts to include me in treatment decisions
4.8
Provider's discussion of proposed treatment
4.7
My likelihood of recommending this provider

Patient Comments down arrow

Comments are also gathered from the Press Ganey patient satisfaction survey and displayed in their entirety with the exception of any language that may be considered slander, libel or contain private health information, which will be removed prior to publishing.
Comments are from Press Ganey surveys. Slander, libel and private health information are removed.
Sort by:
March 1, 2023
I'm very happy with my doctor and her nurse.
March 3, 2023
Dr. Mroz is always friendly and very caring - I really feel confident of her type of care for me. I tell my friends about the good care I get at Marshfield Clinic -
March 10, 2023
Dr. Mroz is an excellent family physician.
April 1, 2023
Dr. Mroz communicates very well, from diagnoses to protocols...
April 3, 2023
Very good.
April 17, 2023
Dr. Mroz is great! I like having her for my doctor.
May 8, 2023
Dr. Mroz expressed concern about the results of my exam, lab, etc., which made me feel better.
May 9, 2023
Dr. Mroz is excellent.
May 25, 2023
I love my doctor and her assistant. You know they care.
June 1, 2023
Had a real good experience.
June 23, 2023
Dr. Mroz has been my provider for probably 30+ years. She has always been excellent.
June 27, 2023
Dr. Mroz was wonderful! I have seen her for a number of years. She has constantly shown concern, excellent care & a personable manner.
June 29, 2023
I have friends go to her and love her.
July 5, 2023
Had no problems or concerns.
August 4, 2023
Highly recommend - Mroz.
August 18, 2023
Good.
October 2, 2023
Dr. Mroz is wonderful.
October 24, 2023
Dr.Mroz is great. Relates well, very personable and compassionate,
November 1, 2023
I always appreciate Dr. Mroz's concern and including me in decisions regarding my health and well being. She is the best! V. she is very warm and caring person.
November 20, 2023
Dr. Mroz is so kind, competent, and efficient . I am very lucky to have her as my primary.
December 26, 2023
DR. MROZ ALWAYS LISTEN AND PRESCRIBES RIGHT MEDICATION.
January 18, 2024
Both the nurse and doctor took their time and listened to me and answered any questions I had
November 23, 2023
Really just went in for a pre-op physical, so not a lot of conversation other than what needed to be done.
September 14, 2023
Bad experience - I had never had this provider before. She felt ill prepared...
September 14, 2023
Bad experience - I had never had this provider before. She felt ill prepared...
November 23, 2023
Really just went in for a pre-op physical, so not a lot of conversation other than what needed to be done.
March 1, 2023
I'm very happy with my doctor and her nurse.
March 3, 2023
Dr. Mroz is always friendly and very caring - I really feel confident of her type of care for me. I tell my friends about the good care I get at Marshfield Clinic -
March 10, 2023
Dr. Mroz is an excellent family physician.
April 1, 2023
Dr. Mroz communicates very well, from diagnoses to protocols...
April 3, 2023
Very good.
April 17, 2023
Dr. Mroz is great! I like having her for my doctor.
May 8, 2023
Dr. Mroz expressed concern about the results of my exam, lab, etc., which made me feel better.
May 9, 2023
Dr. Mroz is excellent.
May 25, 2023
I love my doctor and her assistant. You know they care.
June 1, 2023
Had a real good experience.
June 23, 2023
Dr. Mroz has been my provider for probably 30+ years. She has always been excellent.
June 27, 2023
Dr. Mroz was wonderful! I have seen her for a number of years. She has constantly shown concern, excellent care & a personable manner.
June 29, 2023
I have friends go to her and love her.
July 5, 2023
Had no problems or concerns.
August 4, 2023
Highly recommend - Mroz.
August 18, 2023
Good.
October 2, 2023
Dr. Mroz is wonderful.
October 24, 2023
Dr.Mroz is great. Relates well, very personable and compassionate,
November 1, 2023
I always appreciate Dr. Mroz's concern and including me in decisions regarding my health and well being. She is the best! V. she is very warm and caring person.
November 20, 2023
Dr. Mroz is so kind, competent, and efficient . I am very lucky to have her as my primary.
December 26, 2023
DR. MROZ ALWAYS LISTEN AND PRESCRIBES RIGHT MEDICATION.
January 18, 2024
Both the nurse and doctor took their time and listened to me and answered any questions I had
March 1, 2023
I'm very happy with my doctor and her nurse.
March 3, 2023
Dr. Mroz is always friendly and very caring - I really feel confident of her type of care for me. I tell my friends about the good care I get at Marshfield Clinic -
March 10, 2023
Dr. Mroz is an excellent family physician.
April 1, 2023
Dr. Mroz communicates very well, from diagnoses to protocols...
April 3, 2023
Very good.
April 17, 2023
Dr. Mroz is great! I like having her for my doctor.
May 8, 2023
Dr. Mroz expressed concern about the results of my exam, lab, etc., which made me feel better.
May 9, 2023
Dr. Mroz is excellent.
May 25, 2023
I love my doctor and her assistant. You know they care.
June 1, 2023
Had a real good experience.
June 23, 2023
Dr. Mroz has been my provider for probably 30+ years. She has always been excellent.
June 27, 2023
Dr. Mroz was wonderful! I have seen her for a number of years. She has constantly shown concern, excellent care & a personable manner.
June 29, 2023
I have friends go to her and love her.
July 5, 2023
Had no problems or concerns.
August 4, 2023
Highly recommend - Mroz.
August 18, 2023
Good.
September 14, 2023
Bad experience - I had never had this provider before. She felt ill prepared...
October 2, 2023
Dr. Mroz is wonderful.
October 24, 2023
Dr.Mroz is great. Relates well, very personable and compassionate,
November 1, 2023
I always appreciate Dr. Mroz's concern and including me in decisions regarding my health and well being. She is the best! V. she is very warm and caring person.
November 20, 2023
Dr. Mroz is so kind, competent, and efficient . I am very lucky to have her as my primary.
November 23, 2023
Really just went in for a pre-op physical, so not a lot of conversation other than what needed to be done.
December 26, 2023
DR. MROZ ALWAYS LISTEN AND PRESCRIBES RIGHT MEDICATION.
January 18, 2024
Both the nurse and doctor took their time and listened to me and answered any questions I had
January 18, 2024
Both the nurse and doctor took their time and listened to me and answered any questions I had
December 26, 2023
DR. MROZ ALWAYS LISTEN AND PRESCRIBES RIGHT MEDICATION.
November 23, 2023
Really just went in for a pre-op physical, so not a lot of conversation other than what needed to be done.
November 20, 2023
Dr. Mroz is so kind, competent, and efficient . I am very lucky to have her as my primary.
November 1, 2023
I always appreciate Dr. Mroz's concern and including me in decisions regarding my health and well being. She is the best! V. she is very warm and caring person.
October 24, 2023
Dr.Mroz is great. Relates well, very personable and compassionate,
October 2, 2023
Dr. Mroz is wonderful.
September 14, 2023
Bad experience - I had never had this provider before. She felt ill prepared...
August 18, 2023
Good.
August 4, 2023
Highly recommend - Mroz.
July 5, 2023
Had no problems or concerns.
June 29, 2023
I have friends go to her and love her.
June 27, 2023
Dr. Mroz was wonderful! I have seen her for a number of years. She has constantly shown concern, excellent care & a personable manner.
June 23, 2023
Dr. Mroz has been my provider for probably 30+ years. She has always been excellent.
June 1, 2023
Had a real good experience.
May 25, 2023
I love my doctor and her assistant. You know they care.
May 9, 2023
Dr. Mroz is excellent.
May 8, 2023
Dr. Mroz expressed concern about the results of my exam, lab, etc., which made me feel better.
April 17, 2023
Dr. Mroz is great! I like having her for my doctor.
April 3, 2023
Very good.
April 1, 2023
Dr. Mroz communicates very well, from diagnoses to protocols...
March 10, 2023
Dr. Mroz is an excellent family physician.
March 3, 2023
Dr. Mroz is always friendly and very caring - I really feel confident of her type of care for me. I tell my friends about the good care I get at Marshfield Clinic -
March 1, 2023
I'm very happy with my doctor and her nurse.

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