Email sent to: networkhelp@uhc.com  Subject: UnitedHealthcare Credentialing Notice  Greetings,  Hope you are doing well. I received an email from UHC and its stated that they received the application from the provider and the Tax ID is missing. Kindly find the attached request for participation form and TIN is already listed.   If you need any additional information please feel free to call or email me. Waiting to hear from you soon.  Thanks