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  • Office Hours

    • Hours of operation:
    • 7:00 am to 5:30 pm Monday - Friday

    • Phone lines open:
    • 8:00 am to 4:30 pm Monday - Friday

    • Answering service for urgent calls available 24 hours.

    Patient Portal

    • With Patient Portal, you can connect with us through a convenient, safe, and secure environment.

    Mission Statement

    • Excellence in care in a cost conscious manner to patients with digestive diseases.


    • Our commitment is to high quality cost conscious patient care through a spirit of teamwork, communication, dedication, and professional growth. All Rockford Gastroenterology physicians and staff members are committed to work in a collaborative manner with our patients, their families, and other healthcare providers and payors. We will continually seek new and effective methods of treating acute and chronic digestive disorders in a manner that emphasizes quality improvement, effective outcomes, and cost effectiveness. We are also committed to health promotion and prevention, teaching of medical students and residents, clinical research, and providing leadership to the national community of Gastroenterologists and Gastrointestinal Endoscopists.


    • For added convenience, RGA patient information forms are available online. These can be downloaded and completed prior to your first visit. Click on the link below.
    • Print or Fill out Forms
  • Insurance

    • RGA Physicians are providers for most major insurances and Medicare. Contact your insurance provider or call our office for more information.
    • We will automatically file your primary and secondary insurance for our service. You will be asked to verify your current insurance information with the receptionist at each visit.

    • Please remember that although we file your insurance, you may be responsible for the balance of your account. You may make arrangements with our patient account representatives for monthly payments if you are unable to pay the balance within 90 days.

    • Medicare - We accept Medicare assignment. You will be required to pay the remaining 20 percent of Medicare's approved amount either by supplementary insurance or personal payment.

    • PPO and HMO - If we see a participating provider, all copays are due at the time you register at the reception area.

    • Medical Assistance - Patients who are qualified for medical assistance and/or welfare should notify the scheduler at the time of making an appointment. You must have a primary care doctor referral and present your current eligibility on the day of your appointment.

    • No Surprises Act - When you get emergency care or get treated by an out-of-network provider at an in-network hospital or ambulatory surgical center, you are protected from surprise billing or balance billing. For more information please see this disclosure about your rights and protections against surprise medical bills.


    Nondescrimination and Accessibility Requirements

    • Rockford Gastroenterology Associates complies with applicable Federal civil rights laws and does not discriminate on the basis of race, color, national origin, age, disability, or sex.
    • Rockford Gastroenterology Associates does not exclude people or treat them differently because of race, color, national origin, age, disability, or sex.


    Hospital Affiliations

    • Our RGA physicians are proud to serve and care for our patients at OSF-Saint Anthony Medical Center and Swedish American Hospital. Please check with your insurance company to see which hospitals are within your network.

    Our History

    • Established in 1975 by Dr. Roger Greenlaw, our original office was one of the first office based diagnostic endoscopy labs in the United States.

  • Learn more about your

    Digestive System

    • RGA offers a wide variety of services
    • click the links below to learn more