Anesthesia Coding Alert

ICD-10:

New K38 Choices Will Expand Appendicitis Specificity

Watch for 'other' versus 'unspecified' options. When your anesthesiologist participates in an appendix surgery, you'll have more specific diagnosis code choices for appendix removal under ICD-10, effective Oct. 1, 2013. Separate 'Other' From 'Unspecified' Coding for acute appendicitis will change as follows, from ICD-9 to ICD-10: 540.0 -- Acute appendicitis with generalized peritonitis becomes K35.2 with an identical definition 540.1 -- Acute appendicitis with peritoneal abscess becomes K35.3 (Acute appendicitis with localized peritonitis) 540.9 -- Acute appendicitis without peritonitis leads to two possible ICD-10 codes: K35.80 (Unspecified acute appendicitis) or K35.89 (Other acute appendicitis). ICD-10 introduces a similar distinction between "other" and "unspecified" for 541 (Appendicitis unqualified), which crosswalks to K37 (Unspecified appendicitis) and 542 (Other appendicitis), which crosswalks to K36 (Other appendicitis). Find More Choices for Other Appendix Conditions Although you'll find a one-to-one crosswalk for appendix hyperplasia (543.0, Hyperplasia of appendix [lymphoid] to K38.0, Hyperplasia of appendix), ICD-10 provides many more [...]
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