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

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Dr. Justin Hartke treats colon polyps, hemorrhoids, and GERD, and performs colonoscopy, lower GI endoscopy, and upper GI endoscopy. He practices gastroenterology and internal medicine across multiple locations in Wisconsin, including Wausau, Stevens Point, Woodruff, Rhinelander, and Antigo.

Dr. Hartke is affiliated with Aspirus Stevens Point Hospital, Aspirus Wausau Hospital, Marshfield Medical Center River Region at Stevens Point, and Aspirus Plover Hospital. He earned his medical degree from Wright State University Boonshoft School of Medicine and completed his residency at the University of Virginia Health System. Patients on Vitals rate Dr. Hartke 4.91 out of 5.

Overview based on verified provider data

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
4 hospital affiliations
12 office locations
Male

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me

Based on patient feedback. Read the reviews

Dr. Hartke's Ratings and Reviews

4.9

85 Ratings with 84 written Reviews

Average Wait Time 14 Minutes

How was your appointment with
Dr. Hartke?

Patients’ Perspective

Gave an accurate diagnosis: (75) Did WellNeeds Improvement (2)
Had a good bedside manner: (77) Did WellNeeds Improvement (1)
Spent time with me: (78) Did WellNeeds Improvement (0)
Provided follow-up after the visit: (75) Did WellNeeds Improvement (1)
Flexible scheduling: (50) Did WellNeeds Improvement (0)
Saw me in a timely manner: No Ratings
Staff was courteous: No Ratings

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!

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

August 15th, 2025

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

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

August 1st, 2025

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

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

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.

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

June 25th, 2025

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

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

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!

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

February 13th, 2025

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easy to talk to, explained everything about the procedure

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

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

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

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

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

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.

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

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	Dr. Frank Leon JR., DO	Dr. Rajasekhar Bodicharla, MD	Dr. Ayla Ahmed Kessler, MD
Gastroenterology	Gastroenterology	Gastroenterology	Oncology
Accepts New Patients	Accepts New Patients		Accepts New Patients
4.9 (85 Ratings)	1 (1 Rating)	4.3 (6 Ratings)	4.3 (3 Ratings)
14 Years of Experience	29 Years of Experience	27 Years of Experience	23 Years of Experience
No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option
Speaks English	Speaks English, Spanish	Speaks English, Spanish	Speaks English
Wausau , WI	Wausau , WI	Marshfield , WI	Jefferson , NC
Med School: Wright State University Boonshoft School Of Medicine	Med School: Kansas City University Of Medicine & Bioscience College Of Osteopathic Med	Med School: Gandhi Medical College Secunderabad	Med School: University Of Mansoura
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)

Dr. Justin Gabriel Hartke holds an expired medical license in the state of Wisconsin.

Medical License

Medical Doctor with an expired medical license in the state of Wisconsin that expired in 2025.

Education & Training

Residency

Completed their residency at University Of Virginia Health System.

Medical School

Graduated from Wright State University Boonshoft School Of Medicine in 2012.

NPI Number

Dr. Hartke's NPI number is 1154689685.

Mary K Roble
Nurse Practitioner
| Wausau, WI
(0)
Dr. Jyoti Eknoor Brar, MD
Nephrology
20 Years Exp | Evanston, IL
(0)
Dr. Anitsira Collado Polanco
Hospital Medicine
20 Years Exp | Wausau, WI
(0)
Dr. Mark Alexander Huftel, MD
Allergy & Immunology
40 Years Exp | Wausau, WI
(5)
Dr. Christian Erwin Lee, MD
Internal Medicine
| Merrill, WI
(1)
Dr. Grace V Laynes, MD
Internal Medicine
45 Years Exp | Wausau, WI
(1)
Dr. Rick Raphael Reding, MD
Internal Medicine
49 Years Exp | Wausau, WI
(0)
Jane Dolan
Internal Medicine
| Wausau, WI
(0)
Dr. David S Knapp, MD
Rheumatology
53 Years Exp | Spartanburg, SC
(14)
Dr. Jeffrey Jon Jones, MD
Internal Medicine
31 Years Exp | Oshkosh, WI
(2)

Where is Dr. Justin Hartke's office located?: Dr. Justin Hartke's office is located at 411 Westwood Dr, Wausau, WI, 54401.
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 virtual/telehealth appointments?: Dr. Justin Hartke has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
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.

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