Appendix 1.

Surgery related	ICD-9 Diagnostic Codes	ICD-9 Procedure Codes	HCPCS	CPT	BETOS	CEN	DRG
Needle Biopsy		85.11		19000, 19001, 19100, 88170, 19102, 19103, 76095, 76360, 76393, 76942, 88171
Surgical Biopsy		85.12, 85.20–85.25		19110, 19120, 19160, 19125, 19126, 76096, 76393, 76942
Surgical Breast Procedures		85.12, 85.20, 85.21, 85.22, 85.23, 85.24, 85.25		1912x, 1913x, 1914x, 1915x, 1916x, 1917x, 1918x, 1919x, 1920x, 1921x, 1922x, 1923x, 1924x, 1925x, 19260, 19162
Chemotherapy	E933.1, E930.7, V58.1, V66.2, V76.2	99.25	G0355, G0359, G0360, G0361, G0362, Q0083, Q0084, Q0085, J7150, J85xx, J86xx, J87xx, J8999, J9xxx	964xx, 965xx	O1D	0331, 0332, 0335	410
Radiation	V58.0, V66.1, V67.1	92.20–92.29	C1164, C1174, C1325, C1350, C1700, C1701, C1702, C1703, C1704, C1705, C1706, C1707, C1708, C1709, C1710, C1711, C1712, C1715, C1716, C1717, C1718, C1719, C1720, C1728, C1790, C1791, C1792, C1793, C1794, C1795, C1796, C1797, C1798, C1799, C1800, C1801, C1802, C1803, C1804, C1805, C1806, C2300, C2616, C2622, C2633, G0173, G0174, G0178, G0242, G0243, G0256, G0261, G0273, G0274, G0338, G0339, G0340, Q3001	61793, 77XXX, 79030, 79035, 79100, 79200, 79300, 79400, 79420, 79440, 79900, 79999,	P7A	0330, 0333, 0339, 0973	409

^*ICD-9 = International Classification of Diseases, Ninth Revision; HCPCS = Health Care Procedure Coding System; CPT = Current Procedural Terminology; BETOS = Berenson-Eggers Type of Service; CEN = Revenue Center Code; DRG = Diagnosis-Related Group