Summary

Dr. James Schlais is a gastroenterologist and internal medicine physician with nearly five decades of medical experience. He earned his medical degree from the University of Wisconsin School of Medicine & Public Health and completed his residency training at Dallas County Hospital Parkland Memorial. With 47 years in practice, Dr. Schlais brings extensive expertise to digestive health care. He speaks English with his patients.

Dr. Schlais practices throughout central and northern Wisconsin, with hospital affiliations including Aspirus Eagle River Hospital and locations in Wausau, Antigo, Woodruff, and Rhinelander. His clinical focus includes treating colon polyps, diverticular disease, and diverticulosis. He performs colonoscopies and other lower gastrointestinal procedures to diagnose and monitor digestive conditions. Patients rate Dr. Schlais 4.9 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.9
  • 47 years of experience
  • 30 insurance plans accepted
  • speaks English
  • Dallas Co Hp Parkland Memorial
  • 32 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 1 hospital affiliation
  • 7 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. James Ray Schlais has 7 locations

Gastrointestinal Associates Sc

411 Westwood DrWausau, WI 54401
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

Aspirus Langlade Hospital

112 E 5th AveAntigo, WI 54409

Aspirus Rhinelander Hospital

2251 N Shore DrRhinelander, WI 54501

Howard Young Medical Center

240 Maple StWoodruff, WI 54568

Gastrointestinal Associates Sc

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

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 - 4:00 pm
SatClosed
SunClosed

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Dr. James Ray Schlais, MDDr. Natalie Mykytsey, MDDr. Robert Daniel Leimbach, MDDr. Fergus E Mckiernan, MD
GastroenterologyGeriatric MedicineInternal MedicineInternal Medicine
Accepts New Patients
4.9 
47 Years of Experience 27 Years of Experience 12 Years of Experience 46 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Wausau , WIWausau , WIBethesda , MDWausau , WI
Med School: University Of Wisconsin School Of Medicine & Public Health Med School: Ivano-Frankivsk National Medical University Med School: Mcgovern Medical School At The Univ Of Texas Health Science Ctr At Houston Med School: University Of Minnesota Medical School
Current Profile
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Insurance Plans Accepted by Dr. James Ray Schlais

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Allegiance Life and Health
  • AmeriGroup
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Michigan
  • CHAMPVA
  • Cigna
  • GEHA
  • Golden Rule
  • Group Health Cooperative of Eau Claire
  • Group Health Cooperative of Eau Claire - Medicaid (Managed)
  • HealthPartners
  • HealthScope Benefits
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medica
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Physicians Mutual
  • PreferredOne
  • State Farm
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare (Advantage HMO)
  • Upper Peninsula Health Plan - Medicaid (Managed)
  • WPS Health Plan

Medical Specialties

Dr. James Ray Schlais has the following 2 specialties

Specialty Expertise

Dr. James Ray Schlais has the following 11 areas of expertise

  • 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

Certifications, License, & Education

47 Years Experience

Education & Training

Residency

Completed their residency at Dallas Co Hp Parkland Memorial.

Medical School

Graduated from University Of Wisconsin School Of Medicine & Public Health in 1983 and University Of Wisconsin School Of Medicine And Public Health in 1979.

NPI Number

Dr. Schlais' NPI number is 1740354745.

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Frequently Asked Questions

Which hospitals is Dr. James Schlais affiliated with?
Dr. James Schlais is affiliated with Aspirus Eagle River Hospital.
How can I make an appointment with Dr. James Schlais?
You can find contact information for Dr. James Schlais here on Vitals.
Does Dr. James Schlais accept my insurance?
You can see the insurance plans that Dr. James Schlais accepts on their Vitals profile.
What languages does Dr. James Schlais speak?
Dr. James Schlais speaks English.
Is Dr. James Schlais accepting new patients?
Dr. James Schlais is accepting new patients on Vitals. View Dr. James Schlais's profile on Vitals to make an appointment.

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