1351 Patient Signature Source Code
TYPE=ID MIN=1 MAX=1
Code indicating how the patient or subscriber authorization signatures were obtained and how they are being retained by the provider
B Signed signature authorization form or forms for both HCFA-1500 Claim Form
block 12 and block 13 are on file
C Signed HCFA-1500 Claim Form on file
M Signed signature authorization form for HCFA-1500 Claim Form block 13 on file
P Signature generated by provider because the patient was not physically present
for services
S Signed signature authorization form for HCFA-1500 Claim Form block 12 on file