
Urgent care vs. the ER: How to know where to go
June 11, 2026
Visit the ER for serious illness or injuries when you need emergency care. Visit urgent care for minor injuries or illnesses that need same-day care.

Specialists at Ascension St. John offer colonoscopies to help detect polyps and colon cancer early
Getting colon screenings can help find polyps and cancer early, when they’re most treatable and there may be more options for treatment. During your colonoscopy, you'll receive anesthesia before a colonoscope — a long, flexible tube containing a small camera — is inserted into your colon. This camera helps find polyps. While not every polyp is cancerous, they can become cancerous in the future. That’s why it's important to identify, and sometimes remove, polyps. After your colonoscopy, we’ll share the results with your doctor.
Men and women are recommended to get their first colonoscopy at age 45. You may need to get a colonoscopy earlier if you have a personal or family history of polyps or colon cancer, or if you have symptoms such as:
We make getting a screening easier at Ascension St. John. You can schedule a colonoscopy without a referral or initial consultation. Be sure to ask your insurance provider about coverage for colon cancer screening without a doctor’s referral.
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At Ascension St. John, our care teams are ready to answer any questions you have about colon screenings. If you need more care, including more advanced treatment options, you’re connected to compassionate care teams and specialists.
Our care teams listen to your concerns and work with you to determine the appropriate care plan. If cancer is detected, our care team offers proactive treatments that support your long-term needs. Our radiation oncologists, medical oncologists and specialty care surgeons offer advanced care for all stages of colorectal cancer.
Regular colon screening may help find polyps and cancer early. Doctors at Ascension St. John recommend men and women get their first colonoscopy at age 45. You may need to get a colonoscopy earlier if you have a personal or family history of polyps or colon cancer, or if you have symptoms.
Are you age 45 or older? Take control of your health and schedule a colonoscopy.
*In most cases, you can avoid the initial doctor's appointment and skip a referral
When you’re facing a new cancer diagnosis or are deciding on a surgical or therapeutic treatment plan, there’s a lot to think about. Our cancer specialists can provide a second opinion, based on our experience and as part of a national team.
Before your appointment, check with your insurance company to find out if a second opinion is covered. We can request your medical records on your behalf, so they can be shared with your care team before your arrival.
Please call us at 918-742-7800 for information on how to obtain a referral. If you are a provider referring a patient, call 918-742-7800
Ascension St. John Clinic Colon & Rectal Surgery (Tulsa, OK)
1705 East 19th St #502
Tulsa, OK 74104
If you are experiencing a life-threatening emergency, go directly to the ER or call 911.
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