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  • My Marshfield Clinic
    Wisconsin location
  • Marquette Clinic
    Marshfield Medical Center-Dickinson
    Emergency Department Patients Only
    Marshfield Medical Center-Dickinson Acute
    Inpatient & Outpatient Services Patients Only
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    Marshfield Medical Center-Dickinson clinics
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    Marquette Center
informationMarshfield Clinic Health System combines with Sanford Health. Learn more  
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Professional Summary down arrow

  • Medical School
    Tulane University - School of Medicine New Orleans, LA, United States, M.D. 1983

    Internship
    Cedars-Sinai Medical Center Los Angeles, CA, United States, General Surgery 1985

    Residency
    New York University - School of Medicine New York, NY, United States, Urology 1989

  • Professional Societies
    American College of Surgeons American Urological Association

    Board Certifications
    Urology: 1991, recertified 2010

    State Licenses
    California Wisconsin

    NPI
    1467567925

Patient Ratings down arrow

4.8
out of 5 (173 ratings, 21 comments)
4.8
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 6, 2025
I like Dr. Mennen very well. He tells me like it is, and that's the way I like. ...
March 11, 2025
Fast, courteous service - pleasant experience.
March 21, 2025
Dr Mennan is great. Caring and thorough
March 24, 2025
Dr Mennen is one of the most thorough physicians I have ever seen
March 26, 2025
Very professional and informative
March 27, 2025
Dr. Mennen communicates his opinion about taking care of your health which I think is ok.
April 4, 2025
It's always a pleasure to see Dr. Mennen.
April 28, 2025
Very nice guy. Caring.
June 6, 2025
Dr. Mennen is great about explaining my condition & treatment options.
August 14, 2025
Very supportive.
August 21, 2025
Provider very good.
August 25, 2025
I am happy to have Dr. Mennen as my urologist!
September 24, 2025
He is very nice and thorough and concerned about my problems. He explained a lot to me.
October 22, 2025
Dr Mennen is a incredible Doctor
November 26, 2025
1st time meeting Dr. MENNEN. Detail oriented, professional, knowledgeable in every question I had.
December 3, 2025
Dr. Mennen was awesome. Knowledgeable, efficient, professional service. He blasted a kidney stone for me 20 yrs. ago & hasn't lost a beat at age 71. Wow! What dedication.
December 6, 2025
Very thorough, explained well
January 6, 2026
A very good experience. No problems. A very good doctor.
February 19, 2026
Doctor Mennen gave me all the options and explained any risks involved with each.
February 20, 2026
Good experience Consistent with 21 years of care provided to me by Dr. Mennen.
July 2, 2025
Good.
July 2, 2025
Good.
March 6, 2025
I like Dr. Mennen very well. He tells me like it is, and that's the way I like. ...
March 11, 2025
Fast, courteous service - pleasant experience.
March 21, 2025
Dr Mennan is great. Caring and thorough
March 24, 2025
Dr Mennen is one of the most thorough physicians I have ever seen
March 26, 2025
Very professional and informative
March 27, 2025
Dr. Mennen communicates his opinion about taking care of your health which I think is ok.
April 4, 2025
It's always a pleasure to see Dr. Mennen.
April 28, 2025
Very nice guy. Caring.
June 6, 2025
Dr. Mennen is great about explaining my condition & treatment options.
August 14, 2025
Very supportive.
August 21, 2025
Provider very good.
August 25, 2025
I am happy to have Dr. Mennen as my urologist!
September 24, 2025
He is very nice and thorough and concerned about my problems. He explained a lot to me.
October 22, 2025
Dr Mennen is a incredible Doctor
November 26, 2025
1st time meeting Dr. MENNEN. Detail oriented, professional, knowledgeable in every question I had.
December 3, 2025
Dr. Mennen was awesome. Knowledgeable, efficient, professional service. He blasted a kidney stone for me 20 yrs. ago & hasn't lost a beat at age 71. Wow! What dedication.
December 6, 2025
Very thorough, explained well
January 6, 2026
A very good experience. No problems. A very good doctor.
February 19, 2026
Doctor Mennen gave me all the options and explained any risks involved with each.
February 20, 2026
Good experience Consistent with 21 years of care provided to me by Dr. Mennen.
March 6, 2025
I like Dr. Mennen very well. He tells me like it is, and that's the way I like. ...
March 11, 2025
Fast, courteous service - pleasant experience.
March 21, 2025
Dr Mennan is great. Caring and thorough
March 24, 2025
Dr Mennen is one of the most thorough physicians I have ever seen
March 26, 2025
Very professional and informative
March 27, 2025
Dr. Mennen communicates his opinion about taking care of your health which I think is ok.
April 4, 2025
It's always a pleasure to see Dr. Mennen.
April 28, 2025
Very nice guy. Caring.
June 6, 2025
Dr. Mennen is great about explaining my condition & treatment options.
July 2, 2025
Good.
August 14, 2025
Very supportive.
August 21, 2025
Provider very good.
August 25, 2025
I am happy to have Dr. Mennen as my urologist!
September 24, 2025
He is very nice and thorough and concerned about my problems. He explained a lot to me.
October 22, 2025
Dr Mennen is a incredible Doctor
November 26, 2025
1st time meeting Dr. MENNEN. Detail oriented, professional, knowledgeable in every question I had.
December 3, 2025
Dr. Mennen was awesome. Knowledgeable, efficient, professional service. He blasted a kidney stone for me 20 yrs. ago & hasn't lost a beat at age 71. Wow! What dedication.
December 6, 2025
Very thorough, explained well
January 6, 2026
A very good experience. No problems. A very good doctor.
February 19, 2026
Doctor Mennen gave me all the options and explained any risks involved with each.
February 20, 2026
Good experience Consistent with 21 years of care provided to me by Dr. Mennen.
February 20, 2026
Good experience Consistent with 21 years of care provided to me by Dr. Mennen.
February 19, 2026
Doctor Mennen gave me all the options and explained any risks involved with each.
January 6, 2026
A very good experience. No problems. A very good doctor.
December 6, 2025
Very thorough, explained well
December 3, 2025
Dr. Mennen was awesome. Knowledgeable, efficient, professional service. He blasted a kidney stone for me 20 yrs. ago & hasn't lost a beat at age 71. Wow! What dedication.
November 26, 2025
1st time meeting Dr. MENNEN. Detail oriented, professional, knowledgeable in every question I had.
October 22, 2025
Dr Mennen is a incredible Doctor
September 24, 2025
He is very nice and thorough and concerned about my problems. He explained a lot to me.
August 25, 2025
I am happy to have Dr. Mennen as my urologist!
August 21, 2025
Provider very good.
August 14, 2025
Very supportive.
July 2, 2025
Good.
June 6, 2025
Dr. Mennen is great about explaining my condition & treatment options.
April 28, 2025
Very nice guy. Caring.
April 4, 2025
It's always a pleasure to see Dr. Mennen.
March 27, 2025
Dr. Mennen communicates his opinion about taking care of your health which I think is ok.
March 26, 2025
Very professional and informative
March 24, 2025
Dr Mennen is one of the most thorough physicians I have ever seen
March 21, 2025
Dr Mennan is great. Caring and thorough
March 11, 2025
Fast, courteous service - pleasant experience.
March 6, 2025
I like Dr. Mennen very well. He tells me like it is, and that's the way I like. ...

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