id	definition
H	Hospital
R	Rural Health Clinic
AD	Admitting
AS	Assistant Surgeon
AT	Attending
BI	Billing
BS	Billing Service
CO	Consulting
CV	Covering
HH	Home Health Care
LA	Laboratory
ON	On Staff
OP	Operating
OR	Ordering
OT	Other Physician
P1	Pharmacist
P2	Pharmacy
PC	Primary Care Physician
PE	Performing
PT	Pay-To
PU	Purchasing
RF	Referring
RP	Reporting Provider
SB	Submitting
SK	Skilled Nursing Facility
SU	Supervising