Practice Information

Contact and Hours of Operation:
We answer our front office telephone during regular center hours at the following number:


Texas Oncology-Horizon Circle is open from 8:30 a.m. to 5:00 p.m., Monday through Friday. If you call the center at other times and require urgent medical attention, our answering service will take your call and notify your doctor immediately.

Map & Directions:

6520 Horizon Circle
Waco, TX 76712

Click here to view our location on the map and get directions. 

Emergency and After Hours:
If you are experiencing a life-threatening medical emergency, please call 911 immediately. Upon arrival at the emergency room, ask the staff to call your Texas Oncology physician at 254-755-4460.

If you feel that you need an immediate medical consultation or advice regarding a serious condition, do not hesitate to call your Texas Oncology physician at 254-755-4460. If you call outside of center hours, our attendant will page a physician on your behalf who will respond quickly. Since it may not be your personal physician who responds to your call, you should be prepared to provide the following information to the attendant on duty:

  • Your diagnosis
  • Any chemotherapy drugs you are taking
  • Your temperature
  • The phone number of your pharmacy

Medical Records:
If you or your physician needs copies of your medical records, please allow 3 to 5 business days for processing. Please contact us at the number below to obtain a release of information (ROI) form or to request more information.

Please include the following information with your request for medical records:

  • Name
  • Date of birth
  • Date of services rendered
  • Date of request
  • Physician's name
  • The nature of your inquiry

You may mail or fax your medical record request to:

Medical Records Coordinator
6520 Horizon Circle
Waco, TX 76712

Phone: 254-755-4460
Fax: 254-755-4469

We will mail your medical records to you directly unless you inform us that you would prefer to pick them up from our offices.

Download the Medical Records Release Form 

Texas Oncology-Horizon Circle
Texas Oncology Services