Form Form

New Client Application Form


Please fill out this form completely. 


Yvonne Sinclair LMFT is not accepting any court ordered or court related clients.

If a court report or court appearance may be requested, please let me help you find a different therapist. 

Yuba City Office

Accepting Anthem, United Behavioral Health, and Optum Insurance

Client's Name




If client is a minor please state their age.


Insured's name


Insurance ID number


Name of Insurance


Claims address

Claims address For Optum, UBH, and Anthem clients-


Authorization number

For Optum, UBH, and Anthem clients

Your best contact email address


Your best contact Phone Number


Issues to be addressed


Best time of day for appointment-


Yvonne Sinclair LMFT-Yuba City Office hours on Tuesday, Wednesday, and Thursday



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