Dr. Justin G. Hartke, MD | Wausau, WI | Gastroenterology

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Dr. Justin Hartke is a gastroenterologist and internal medicine physician with 14 years of experience treating digestive and gastrointestinal conditions. He earned his medical degree from Wright State University Boonshoft School of Medicine and completed his residency at the University of Virginia Health System. Dr. Hartke speaks English and brings extensive training in both specialized gastroenterology care and comprehensive internal medicine.

Dr. Hartke practices at multiple locations throughout Wisconsin, including Wausau, Stevens Point, Woodruff, Rhinelander, and Antigo. He is affiliated with Aspirus Stevens Point Hospital, Aspirus Wausau Hospital, Marshfield Medical Center River Region At Stevens Point, and Aspirus Plover Hospital. His expertise includes treating colon polyps, hemorrhoids, and diverticular disease. He performs colonoscopies and lower GI endoscopy procedures to diagnose and treat digestive conditions. Patients have given him an average rating of 4.9 stars, …reflecting his commitment to quality care.

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AI-generated from data on this provider profile.

accepting new patients
4.9

85 Ratings
14 years of experience
speaks English
University Of Virginia Health System
84 written reviews
2 specialties
8 areas of expertise
2 board certifications
4 hospital affiliations
12 office locations
Male

Patients consistently praise Dr. Justin Gabriel Hartke for his professionalism, compassionate nature, and ability to clearly explain medical procedures, fostering an atmosphere of trust and comfort. Many describe their experiences as exceptional, highlighting his caring demeanor, excellent bedside manner, and the supportive, attentive behavior of his staff. Some negative feedback notes a lack of follow-through in instances of post-operative complications and concerns about trustworthiness in resolving certain medical issues. Overall, patients emphasize the high-quality care provided by Dr. Hartke and his team, though a few isolated incidents suggest room for improved communication regarding ongoing health matters.

AI-generated from the text of patient reviews

85 ratings & reviews

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Showing 1 to 10 of 84 reviews

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Dr. Hartke and the GI Associates team did a great job in every way!

August 15th, 2025

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Dr. Hartke explained everything, and was very friendly and easy to talk to.

August 1st, 2025

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Dr. Hartley and staff exceptional in all regards. Thank you.

July 26th, 2025

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the doctor explained all about what was happening to me for my surgery. preformed good moves all well. problems developed and husband took me to the er at Aspirus, AS LOTS OF BLEEDING started. the nurse calling with the patholigy report, had no idea i was even in the hospital.Unaware of my three day hospital stay bleeding badly and passing clots major pain.

June 25th, 2025

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Very professional, on time and did a good on! Would definitely recommend!

June 19th, 2025

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Dr Hartke was very personal and caring! His nurses were outstanding too! Would highly recommend to anybody! GI Associates is outstanding!

February 13th, 2025

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easy to talk to, explained everything about the procedure

December 10th, 2024

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Uh... Dr. J rocks. Though he looks like he could be a professional skate boarder, he is super friendly, super smart and super professional. If you gotta drop yo drawers, he's your guy

November 14th, 2024

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Dr.Justin Hartke is a compassionate doctor, he cares about the well being of my health and he explains things in a way I can understand! He is a top notch Doctor and he does a great Job at what he does and I trust him with my GI health!! Thank you Doctor Hartke

November 14th, 2024

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I appreciate Dr. Hartke in that he is professional, personable with good bedside manner and always willing to answer any questions in layman’s terms. He has always been able to address my issues and follow through with needed testing or treatment. His staff is awesome as well.

October 10th, 2024

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 - 4:00 pm

SatClosed

SunClosed

GastroIntestinal Associates — Stevens Point

5409 Vern Holmes DrStevens Point, WI 54482

Tel: (715) 847-2611

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

GastroIntestinal Associates — Woodruff

611 Veterans PkwyWoodruff, WI 54568

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

GastroIntestinal Associates — Woodruff Office

240 Maple StWoodruff, WI 54568

GastroIntestinal Associates — Rhinelander , Aspirus Clinic Office

1630 Chippewa DrRhinelander, WI 54501

Tel: (715) 361-5480

GastroIntestinal Associates — Rhinelander , St. Mary's Clinic Office

2251 N Shore DrRhinelander, WI 54501

Tel: (715) 847-2558

GastroIntestinal Associates — Antigo

501 Aurora StAntigo, WI 54409

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

Aspirus Wausau Hospital

333 Pine Ridge BlvdWausau, WI 54401

Tel: (715) 847-2121

Aspirus Stevens Point Hospital

900 Illinois AveStevens Point, WI 54481

Tel: (715) 346-5000

Marshfield Medical Center River Region At Stevens Point

4100 State Highway 66Stevens Point, WI 54482

Tel: (715) 997-6000

Gi Associates Endoscopy Center

3225 Business Park DrStevens Point, WI 54482

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

Gastrointestinal Associates Sc

611 Veterans PkwyWoodruff, WI 54568

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


Dr. Justin Gabriel Hartke, MD	Laura B Schlund	Mary K Roble	Dr. Johonna Lynn Asquith, MD
Gastroenterology	Nurse Practitioner	Nurse Practitioner	Infectious Disease
Accepts New Patients	Accepts New Patients
4.9 (85 Ratings)	0 (0 Ratings)	0 (0 Ratings)	0 (0 Ratings)
14 Years of Experience			14 Years of Experience
No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option
Speaks English	Speaks English	Speaks English	Speaks English
Wausau , WI	Wausau , WI	Wausau , WI	Wausau , WI
Med School: Wright State University Boonshoft School Of Medicine			Med School: St Georges University School Of Medicine
Current Profile	View Profile	View Profile	View Profile

Search for your insurance and plan

Accepts Medicare
Accepts Medicaid

Check-up
Heartburn
Immunization
Internal Medicine
Physical
Vaccination
Weight Loss
Weight Loss (non-surgical)

MEDICAL LICENSE

Medical Doctor, Wisconsin, 2025, Expired

EDUCATION & TRAINING

Residency

University Of Virginia Health System

Medical School

Wright State University Boonshoft School Of MedicineGraduated in 2012

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Is Dr. Justin Hartke accepting new patients?: Dr. Justin Hartke is accepting new patients on Vitals. View Dr. Justin Hartke's profile on Vitals to make an appointment.
Does Dr. Justin Hartke accept my insurance?: You can see the insurance plans that Dr. Justin Hartke accepts on their Vitals profile.
Which hospitals is Dr. Justin Hartke affiliated with?: Dr. Justin Hartke is affiliated with Aspirus Stevens Point Hospital, Aspirus Wausau Hospital, Marshfield Medical Center River Region At Stevens Point, and Aspirus Plover Hospital.
What languages does Dr. Justin Hartke speak?: Dr. Justin Hartke speaks English.
Where is Dr. Justin Hartke's office located?: Dr. Justin Hartke's office is located at 411 Westwood Dr, Wausau, WI, 54401.

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