Page ContentAffiliate ProvidersLoginIf you don't have an account be sure to register to become a member. If you are having trouble signing in, please contact Provider Relations at 713-442-9528. If you are interested in becoming a contracted provider with Kelsey-Seybold Clinic please submit a Letter of Interest (LOI). Please include a company overview, services provided, your location(s), geographical coverage areas, specialty services and medical staff roster if applicable. Letters can be submitted to: Email: firstname.lastname@example.org Fax: (713) 442-2775 Kelsey-Seybold ClinicAttn: Network Development11511 Shadow Creek ParkwayPearland, Texas 77584 Provider selection is based on numerous factors. You will receive notification regarding the Plan’s decision to enter into an agreement generally within six (6) weeks of submission of the LOI.