If you are a current TTC provider, we want to thank you for your participation in TTC and your contribution to our unprecedented growth. If you are not currently participating in TTC and are interested in becoming a participating provider, please complete our "Provider Nomination Form" and return via e-mail, fax or mail. The TTC Provider Relations Department will contact you promptly to assist you with the process of becoming a participating provider.
| Type of Change | Method of Submission |
| Fax: (214) 291-5907 | Mail:1000 Central Parkway North, Ste. 110, San Antonio TX 78232 |
| Tax Identification Number (TIN) name and number addition or change. (NOTE: must include copy of W-9 form) | X | X |
| Tax Identification Number (TIN) removal | X | X |
| Retirement | X | X |
| Disenrollment | X | X |
| Deceased Provider | X | X |
| Malpractice changes on the malpractice face sheet | X | X |
| Cardiac Monitoring | Infusion |
| Diagnostic Imaging | Lab |
| Dialysis | Orthotics & Prosthetics |
| DME | Physical/Occupational Therapy |
| Genetic Testing | Surgery Centers (Non-Hospital Affiliated only) |
| Home Health | Transportation |
| Hospice | Vision (Retail Optometry only) |