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Table 1 ICD-9 diagnostic, CPT-4 procedure, and laboratory codes used to identify CRC-related treatments and test events

From: The accuracy and completeness for receipt of colorectal cancer care using Veterans Health Administration administrative data

Test or Treatment

ICD-9 diagnostic code

CPT-4 procedure code

Colonoscopy

45.22, 45.23, 45.25, 45.41, 45.42, 45.43, 48.36

44,388, 44,389, 44,392, 44,393, 44,394,45,378, 45,380, 45,382, 45,383, 45,384, 45,385, 45,391, G0105

Carcinoembryonic antigen (CEA)

795.81

82,378

Physician visit

 

99201-99205, 99211-99215, 99241-99245, 99381-99387, 99391-97

Surgical resectiona

45.7, 45.71-45.79, 45.8, 45.81- 45.89, 48.4, 48.41-48.49, 48.5, 48.51-48.59, 48.6 48.61-48.69

44140, 44141, 44143-44160, 44024-44213

Chemotherapy

99.25, V58.1, V66.2, V67.2, E930.7, E933.1

36260, 36640, 96400-96425

Radiation

92.2, 92.21-92.26,92.29; 92.3-92.39, V58.0, V66.1, V67.1

77260-77525

  1. aCooper et al., 2000 [33] identified the ICD-9 and CPT-4 codes associated with the 4 levels of surgery documented in SEER: biopsy, local excision, bypass surgery, and resection. Only the codes associated with “resection” were used
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BMC Health Services Research

ISSN: 1472-6963

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