Dr. Raymond L. Hartke, MD | Wausau, WI | Gastroenterology

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Dr. Raymond Hartke is a gastroenterologist and internal medicine physician who earned his medical degree from Ohio State University College of Medicine & Public Health. He completed his residency at Ohio State University Medical Center, building expertise that spans 36 years of clinical practice. Dr. Hartke speaks English with his patients.

Dr. Hartke practices at Aspirus Wausau Hospital and Aspirus Rhinelander Hospital, with locations in both Wausau and Rhinelander, Wisconsin. He specializes in treating conditions such as colon polyps, diverticular disease, and diverticulosis. His expertise includes performing colonoscopies and lower GI endoscopy procedures. Patients have given him an average rating of 5.0 stars.

AI-generated from data on this provider profile.

accepting new patients
5

152 Ratings
36 years of experience
speaks English
Ohio State University Medical Center
145 written reviews
2 specialties
11 areas of expertise
2 board certifications
2 hospital affiliations
4 office locations
Male

Patients consistently praise Dr. Raymond Hartke and his team for their exceptional care, professionalism, and attentiveness, with many highlighting his excellent communication skills and calming demeanor. They appreciate the comprehensive explanations provided before and after procedures and commend the friendly and efficient manner of the entire staff, contributing to a comfortable and stress-free experience. While reviews are overwhelmingly positive, there is a minor mention of waiting times, which caused some anxiety; however, these instances were described as overall good experiences with prompt follow-up care. The majority of patients express high satisfaction and recommend Dr. Hartke for any gastrointestinal needs.

AI-generated from the text of patient reviews

152 ratings & reviews

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Showing 1 to 10 of 145 reviews

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Dr. Hartke and his entire staff made my procedure day a pleasant experience. They were prompt, professional, and explained my procedure in a caring, easy to understand way. From check-in to check-out, I thank each and every one of them for their kindness and care they gave me. Dr. Hartke and his staff are better than five stars! Thank you!!!!!

September 4th, 2025

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I have never had such a nice experience at a doctor's office. The Doctor and his staff were very friendly, informative, and helpful. They all made the experience less stressful.

August 19th, 2025

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Dr. Raymond Hartke and all of the GI Associates team were absolutely outstanding. They treated me with respect and so much kindness. My husband and I were very impressed by the entire process and every person with them.

July 3rd, 2025

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Doctor Hartke was great Very informative. He knew how nervous i was. A++

June 29th, 2025

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All went very well. On time, competent, caring. Shared information, answered questions.

June 20th, 2025

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Excellent care and experience! Professional and friendly caregivers and doctor!

June 4th, 2025

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Dr. Hartke is the absolute best! This was my first procedure with Dr. Hartke and everything went smoothly from start to finish. Everything was explained to me before my procedure began and I had no problems after it was over. I would recommend Dr. Hartke to anyone needing a Gastroenterologist.

May 22nd, 2025

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All the staff, nurses & the Doctor were all very understanding, helpful, caring, willing to answer any & all questions & let you know what to expect before & after the procedure. I will have him do my next procedure when it is time to have it done again.

May 18th, 2025

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Excellent patient centered care, thorough evaluation & safe, quality patient care! I feel confident also knowing that the facility is accredited by the Accreditation Association for Ambulatory Healthcare.

May 16th, 2025

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I’ve been going to Dr. Hartke for years. He’s always professional and talks to you about your issues. I had a procedure done and he came to see me before and after. He explained everything to us. Answered all questions.

May 8th, 2025

Gastrointestinal Associates Sc

411 Westwood DrWausau, WI 54401

Tel: (715) 847-2558

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 5:00 pm

SatClosed

SunClosed

Aspirus Wausau Hospital

333 Pine Ridge BlvdWausau, WI 54401

Tel: (715) 847-2121

Aspirus Rhinelander Hospital

2251 N Shore DrRhinelander, WI 54501

Tel: (715) 361-2000

Gastrointestinal Associates Sc

1630 N Chippewa Dr Ste BRhinelander, WI 54501

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 4:00 pm

SatClosed

SunClosed


Dr. Raymond Louis Hartke, MD	Dr. Danylo Zorin, MD	Dr. Richard S Engelmeier, MD	Dr. Mary Eleanor Beal, MD
Gastroenterology	Internal Medicine	Cardiovascular Disease	Endocrinology, Diabetes & Metabolism
Accepts New Patients	Accepts New Patients
5 (152 Ratings)	3 (3 Ratings)	0 (0 Ratings)	0 (0 Ratings)
36 Years of Experience	20 Years of Experience		45 Years of Experience
No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option
Speaks English
Wausau , WI	Wausau , WI	Wausau , WI	Wausau , WI
Med School: Ohio State University College Of Medicine & Public Health	Med School: Lugansk State Medical University		Med School: University Of Minnesota Medical School
Current Profile	View Profile	View Profile	View Profile

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Accepts Medicare
Accepts Medicaid

Abdominal Pain
Acid Reflux Disease (Gastroesophageal Reflux / GERD)
Acid Reflux Disease (GERD)
Celiac Disease
Colonoscopy
Constipation
Hemorrhoids
Hepatitis C
Internal Medicine
Irritable Bowel Syndrome (IBS)
Ulcerative Colitis

MEDICAL LICENSE

Medical Doctor, Wisconsin, 2025, Expired

EDUCATION & TRAINING

Residency

Ohio State University Medical Center

Medical School

Ohio State University College Of Medicine & Public HealthGraduated in 1990

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Which hospitals is Dr. Raymond Hartke affiliated with?: Dr. Raymond Hartke is affiliated with Aspirus Wausau Hospital and Aspirus Rhinelander Hospital.
Does Dr. Raymond Hartke accept my insurance?: You can see the insurance plans that Dr. Raymond Hartke accepts on their Vitals profile.
How can I make an appointment with Dr. Raymond Hartke?: You can find contact information for Dr. Raymond Hartke here on Vitals.
Where is Dr. Raymond Hartke's office located?: Dr. Raymond Hartke's office is located at 411 Westwood Dr, Wausau, WI, 54401.
Is Dr. Raymond Hartke accepting new patients?: Dr. Raymond Hartke is accepting new patients on Vitals. View Dr. Raymond Hartke's profile on Vitals to make an appointment.

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