The Patient Signature Source indicates the source document containing the patient's signature.
Where-Maintained: Patient Entry - Patient Additional Information Window and Patient Wizard - Additional Information Area
Format: predefined
C - Signed HCFA-1500 Claim Form on File
B - Auth HCFA-1500 Block 12 & 13
S - Auth HCFA-1500 Block 12
M - Auth HCFA-1500 Block 13
P - Provider Signature