Kirk A. Ludwig, MD, FACS, FASCRS

Colorectal Surgery
Chief, Professor
Accepting New Patients

Call for an appointment

Cancer Center - Froedtert Hospital 414-805-0505
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Colorectal Surgery 414-955-5783
Call for an appointment
Accepting New Patients
Call for an appointment
Cancer Center - Froedtert Hospital 414-805-0505
View MoreLess
Colorectal Surgery 414-955-5783


Dr. Ludwig is a member of the Colorectal Surgery team. This team is comprised of surgeons, nurses and support staff who specialize in the diagnosis and treatment of benign and malignant diseases of the colon, rectum, and anus. They work closely with colleagues in Surgical Oncology, Gastroenterology, Medical Oncology, and Radiation Oncology to ensure that patients get the very finest medical and surgical care for the full range of benign and malignant colorectal disorders.

The Colorectal Surgery team is committed to providing outstanding and compassionate care to patients with colorectal diseases. The team believes that this type of care comes from the intense dedication and specialization of the staff to specific colorectal disease processes and that coordinating efforts with their medical and surgical colleagues ensures patients get the best multidisciplinary care available.


Diseases & Conditions

Anal Cancer
Anal Fissure
Benign and Malignant Diseases of the Small Intestines, Colon, Rectum and Anus
Colon Cancer
Diverticular Disease
Familial Adenomatous Polyposis
Fecal Incontinence
Hereditary Non-Polyposis Colon Cancer Syndrome
Inflammatory Bowel Disease (IBD)
Rectal Cancer
Rectal Prolapse

Treatment & Services

Anorectal Abscess and Fistula Surgery
Anorectal Physiology Laboratory Testing
Complex Pelvic Surgery
Ileal Pouch (J-pouch) Surgery
Laparoscopic Treatment for Colorectal Disease
Pre-Sacral or Retro-Rectal Tumors Surgery
Rectal and Anal Ultrasound
Recto-Vaginal Fistula Repair
Restorative Proctocolectomy
Small Intestinal Tumor Surgery
Sphincter-sparing Techniques for Rectal Cancer
Surgical Treatment for Constipation
Trans-Anal Excision of Rectal Polyps
Virtual Visit

Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital


Cancer Center - Froedtert Hospital Center For Advanced Care - Froedtert Hospital

Education & Training

University of Cincinnati Medical Center - OH - Doctor of Medicine - (1988)

Medical College of Wisconsin - Milwaukee - Internship in Surgery - (1988-1989)

Medical College of Wisconsin - Milwaukee - Residency in General Surgery - (1989-1994)

Cleveland Clinic - OH - Fellowship in Colon and Rectal Surgery - (1994-1996)

Board Certifications

Colon and Rectal Surgery

Patient Reviews

The comments are submitted by patients (or their caregivers) and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of the Froedtert & the Medical College of Wisconsin health network. Learn more about our survey.*


* Due to high volume, only the most recent 30 comments are displayed for a selected value.

We have the most utmost respect and confidence for Dr Kirk Ludwig and his team. Im a patient of an oncologist at CSM but once referred to Dr Ludwig years back I trust him with my life!
From my first appointment (for a second opinion), to my ongoing post- surgery check-ups, I feel confident and satisfied in placing my trust and care with Dr. Ludwig.
I was very pleased with my overall experience! Thank you for giving me such great care. I have a few more appointments and happy to be going to Dr. Ludwig.
Excellent Doctor
Kirk Ludwig changed the course of my life. His skill, knowledge and understanding of my situation and then his course of care using that knowledge saved me from a life changing event. I will forever be grateful!!
Everything was great. Very appreciative for the care and service I recieve
Dr. Ludwig and his team were incredibly caring and made me very comfortable during my visits. He went above and beyond when it came to explaining what was going on with my body and made sure that I understood the procedure and what it was going to take to get me back to normal. Thanks so much to Dr. Ludwig and his team!!! I appreciate everything you all did for me! I feel GREAT!
I liked him and his assistant very much.
Dr. Ludwig is a great doctor. Even though I haven't seen him in a while, he was very concerned about my care.
GREAT Dr and PA, the best
Both the MD and Resident took great care of caring for privacy and my feelings ofhumiliationand embarrassment. Adressed my fears regarding treatment that lies ahead!
I messed up the video and talked to Dr Ludwig on the phone.
Outstanding doctor! Caring, compassionate, professional.
Thank - you
Great job to the entire team!!!
Dr Ludwig was fantastic. Although we met over the phone, he was thorough, extremely knowledgeable, and trusting.
I was very happy with Dr Kirk Ludwig. He was very compassionate. Made sure exray's were takenTo check out possible problems before he released me. I had emergency surgery and truly believeHe saved my life.
I feel so fortunate to have had Dr. Ludwig as my surgeon and caregiver during my colon cancer experience. Every staff member at Froedtert has been most kind and professional during these past 5 years. I'm very grateful.
So VERY pleased with his ability to listen, answer questions( even draw diagrams, when needed )and put me at ease with every visit. I never feel rushed during appointments and have placed my confidence in him!
Dr. Ludwig and staff saved my life- nothing more needs to be said
Dr. Ludwig and his staff listen to my concerns and address any issues I may bring up. I have never felt Dr Ludwig is in a rush to get through my appointment
Kirk Ludwig is the greatest doctor, and he has a great staff.
Dr. Ludwig/staff are excellent!
Dr Ludwig is a true professional along with the supporting staff
Dr Ludwig listened carefully to my concern, did a physical exam, went back to check the CT, and gave an updated suggestion. I am grateful for the second look at the scan and resultant suggestion. Thx Dr Ludwig
Dr. Ludwig saved my life! It is no wonder why his genius, compassion, professionalism, unmatched care attest to his reputation as THE cancer surgeon patients like me are blessed to have.
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