CPT and HCPCS coding: the modifier fiasco.
Herbst
M R
MR
QuadraMed CodeMaster, USA.
D000043:Abstracting and Indexing; D000553:Ambulatory Care / Q000145:classification* / Q000191:economics; D014487:Centers for Medicare and Medicaid Services, U.S.; D004194:Disease / Q000145:classification; D006801:Humans; D007344:Insurance Claim Reporting / Q000145:classification* / Q000592:standards; D008499:Medical Records / Q000145:classification; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D012984:Software; D014481:United States