9641 Service basis code qualifier
Code qualifying the basis on which a service is performed.
- Type
 - String (AN)
 - Length
 - Min 1 / Max 3
 - Codes
 | Code | Description | 
|---|
|  1 | Condition The service was performed based on a condition.  | 
|  2 | Occurrence The service was performed based on an occurrence.  | 
|  3 | Occurrence span The service was performed based on an event occurring over a period of time.  | 
|  4 | Procedure The service was performed based on a procedure.  | 
|  5 | Value code The service was performed based on a value code.  |