Appendix 1: ICD and SEER Codes

The Burden of Digestive Diseases in the United States

Table 1. International Classification of Diseases (ICD) Code Disease Definitions

Source: ICD-9-CM
ICD-9
ICD-10

DISEASE CODE DIGESTIVE DISEASE ICD-9-CM Codes for Morbidity ICD-9 Codes for Mortality (1979–1998) ICD-10 Codes for Mortality (1999–2004)
1 Gastrointestinal Infections 001–009 001–009 A00–A09
2 Hepatitis A 070.0, 070.1 070.0, 070.1 B15
3 Hepatitis B 1991–present: 070.42, 070.52; All Years: 070.2, 070.3 070.2, 070.3 B16, B17.0, B18.0, B18.1
4 Hepatitis C 1991–present: 070.41, 070.44, 070.51, 070.54, 070.7; Before 1991: 070.4, 070.5 070.4, 070.5 B17.1, B18.2
5 Other Viral Hepatitis 1991– present: 070.43, 070.49, 070.53, 070.59; All Years: 070.6, 070.9 070.6, 070.9 B17.2, B17.8, B18.8, B18.9, B19
2–5 All Viral Hepatitis
6 Esophageal Cancer 150, 151.0 150, 151.0 C15, C16.0
7 Gastric Cancer 151.1–151.9 151.1–151.9 C16.1–C16.9
8 Cancer of Small Intestine 152 152 C17
9 Colorectal Cancer 153, 154 153, 154 C18–C21
10 Primary Liver Cancer 155.0 155.0 C22.0, C22.2–C22.7
11 Bile Duct Cancer 155.1, 156.1–156.9 155.1, 156.1–156.9 C22.1, C24
12 Gallbladder Cancer 156.0 156.0 C23
13 Pancreatic Cancer 157 157 C25
14 Other Digestive Cancers 155.2, 158, 159.0, 159.8, 159.9, 196.2, 197.4–197.8 155.2, 158, 159.0, 159.8, 159.9, 196.2, 197.4–197.8 C22.9, C26.0, C26.8, C26.9, C45.1, C48.0–C48.8, C77.2, C78.4–C78.8
6–14 All Digestive Cancer
15 Hemorrhoids 455 455 I84
16 Gastroesophageal Reflux Disease 530.1–530.3, 530.81 530.1–530.3 K20, K21, K22.1, K22.2
17 Peptic Ulcer Disease 531–534 531–534 K25–K28
18 Chronic Constipation 564.0 564.0 K59.0
19 Irritable Bowel Syndrome 564.1 564.1 K58
20 Other Functional Disorders 536, 564.2–564.9 536, 564.2–564.9 K30, K31.0, K59.1–K59.9, K91.0, K91.1, K91.8
18–20 All Functional Disorders
21 Appendicitis 540–543 540–543 K35–K38
22 Abdominal Wall Hernia 550, 551.0–551.2, 551.8, 551.9, 552.0–552.2, 552.8, 552.9, 553.0–553.2, 553.8, 553.9 550, 551.0–551.2, 551.8, 551.9, 552.0–552.2, 552.8, 552.9, 553.0–553.2, 553.8, 553.9 K40–K43, K45, K46
23 Crohn’s Disease 555 555 K50
24 Ulcerative Colitis 556 556 K51
23–24 All Inflammatory Bowel Diseases
25 Diverticular Disease 562 562 K57
26 Liver Disease 570–573 570–573 K70–K76
27 Gallstones 574 574 K80
28 Pancreatitis 577.0, 577.1 577.0, 577.1 K85, K86.0, K86.1
29 Other Digestive Diseases 014, 017.8, 021.1, 022.2, 032.83, 040.2, 060, 072.3, 072.71, 075, 086.1, 091.1, 091.62, 095.2, 095.3, 098.7, 098.86, 099.52, 099.56, 112.84, 112.85, 120–129, 130.5, 176.3, 211, 230.1–230.9, 235.2–235.5, 239.0, 251.4–251.9, 271.3, 273.4, 275.0, 275.1, 277.01, 277.03, 277.1, 277.4, 279.01, 280.8, 281.0, 286.0–286.5, 286.7, 289.2, 306.4, 307.54, 307.7, 452, 453.0, 456.0–456.2, 530.0, 530.4–530.7, 530.82–530.89, 530.9, 535, 537, 538, 551.3, 552.3, 553.3, 557, 558, 560, 565–569, 575, 576, 577.2, 577.8, 577.9, 578, 579, 643, 646.7, 671.8, 750.3–750.9, 751, 772.4, 773.4, 774.2–774.7, 776.0, 777, 779.3, 782.4, 787, 789.0, 789.1, 789.3–789.9, 792.1, 793.3, 793.4, 793.6, 794.8, 862.22, 862.32, 863, 864, 868.02–868.04, 868.12–868.14, 935.1, 935.2, 936–938, 947.2, 947.3, 973, 988.1, 996.82, 996.86, 996.87, 997.4, V01.0, V02.0–V02.3, V02.6, V03.0, V03.1, V04.4, V05.3, V06.0, V10.00, V10.03–V10.09, V12.7, V16.0, V18.5, V42.7, V42.83, V42.84, V44.1–V44.4, V45.3, V45.72, V45.75, V45.86, V47.3, V53.5, V55.1–V55.4, V58.75, V59.6, V73.4, V74.0, V75.5–V75.7, V76.41, V76.5, E858.4, E870.7, E879.5, E943 014, 017.8, 021.1, 022.2, 040.2, 060, 072.3, 075, 086.1, 091.1, 095.2, 095.3, 098.7, 120–129, 130.5, 176.3, 211, 230.1–230.9, 235.2–235.5, 239.0, 251.4–251.9, 271.3, 273.4, 275.0, 275.1, 277.1, 277.4, 280.8, 281.0, 286.0–286.5, 286.7, 289.2, 306.4, 307.7, 452, 453.0, 456.0–456.2, 530.0, 530.4–530.9, 535, 537, 538, 551.3, 552.3, 553.3, 557, 558, 560, 565–569, 575, 576, 577.2, 577.8, 577.9, 578, 579, 643, 646.7, 671.8, 750.3–750.9, 751, 772.4, 773.4, 774.2–774.7, 776.0, 777, 779.3, 782.4, 787, 789.0, 789.1, 789.3–789.9, 792.1, 793.3, 793.4, 793.6, 794.8, 863, 864, 935.1, 935.2, 936–938, 947.2, 947.3, 973, 988.1, 997.4 A18.3, A21.3, A22.2, A51.1, A54.6, A56.3, A60.1, A74.8, A95, B25.1, B25.2, B26.3, B27, B46.2, B57.3, B58.1, B65–B83, B94.2, D00.1, D00.2, D01, D12, D13, D19.1, D20, D37.1–D37.9, D48.3, D48.4, D50.1, D51.0, D66, D67, D68.0–D68.4, D80.2, E16.3–E16.9, E73, E74.3, E80, E83.0, E83.1, E84.1, E88.0, F50.5, F98.1, I81, I82.0, I85, I86.4, I88.0, I98.2, K22.0, K22.3–K22.9, K23, K29, K31.1–K31.9, K44, K52, K55, K56, K60–K63, K65–K67, K81–K83, K86.2–K86.9, K87, K90, K91.2, K91.5, K91.9, K92, K93 O21, O22.4, O26.6, P53, P54.0–P54.3, P57, P59, P75–P78, P92.0, P92.1, Q39–Q45, R10.0, R10.1, R10.3, R10.4, R11–R15, R16.0, R16.2, R17–R19, R93.2, R93.3, R93.5, R94.5, S36.1–S36.9, T18.1–T18.9, T28.1, T28.2, T28.6, T28.7, T47, T62.0, T85.5, T86.4, Y53, Y60.7, Y84.5, Z11.0, Z11.6, Z12.0, Z12.1, Z20.0, Z20.5, Z22.0, Z22.1, Z22.5, Z23.0, Z23.1, Z24.3, Z24.6, Z27.0, Z43.1–Z43.4, Z46.5, Z52.6, Z80.0, Z83.7, Z85.0, Z87.1, Z90.3, Z90.4, Z93.1–Z94.4, Z98.0
1–29 Any Digestive Disease

Table 2. Surveillance, Epidemiology, and End Results (SEER) Program Site Recodes With SEER Morphology
Codes (ICD-0-3) for Digestive Cancers

Source: Fritz A, Percy C, Jack A, Shanmugaratnam K, Sobin L, Parkin DM, Whelan S, eds. International Classification of Diseases for Oncology. 3rd ed. Geneva, Switzerland: World Health Organization; 2000

DIGESTIVE CODE CANCER SEER SITE RECODES (Morphology Codes in Parentheses)
1 Esophageal Cancer, Squamous Cell 21010 (805–808)
2 Esophageal Cancer, Adenocarcinoma 21010 (814–838)
3 Esophageal Cancer, Other 21010 (all other O codes)
1–3 Any Esophageal Cancer
4 Gastric Cancer 21020
5 Cancer of Small Intestine 21030
6 Colorectal Cancer 21041–21049, 21051, 21052, 21060
7 Primary Liver Cancer 21071
8 Bile Duct Cancer 21072, 21090
9 Gallbladder Cancer 21080
10 Pancreatic Cancer 21100
11 Other Digestive Cancers (Other Ill Defined) 21110, 21120, 21130
1–11 Any Digestive Cancer
Last Reviewed January 2008