Rosie Luna 


  • Job Description: Ms. Luna is responsible for the day to day activities of  WTPA. She serves as "The Messenger" between managed care entities and WTPA members. She also focuses on expanding the group's presence in the Petroplex as well as peripheral townships.

Alicia Castaneda

Credentialing & re-credentialing 


  • Job Description: Mrs. Casteneda is responsible for ensuring that the WTPA members are current on all credentialing / re-credentialing matters. She also works very closely with the managed care entities in meeting the Networks’ requirements.

Angele Castaneda
Receptionist & re-credentialing 



  •  Job Description:  Miss Angele Castaneda is responsible for maintaining the physicians’ credentialing database to ensure that all information is current and can be easily obtained for physician and managed care company usage. She is also responsible for handling all the invoicing and payment transactions.



WTPA Staff Members Can Be Reached At: 

  1. Phone Number: (432) 580-8883
  2. Fax Number: (432) 580-8884
  3. Address: 1330 E. 8th Street, Ste 322, Odessa, TX 79761

Copyright 2002. West Texas Physicians Alliance. All rights reserved.