AHA Coding Clinic® for ICD-9 - 1988 Second Quarter
Lithotripsy of Gallbladder Stones, 59.96
Note: As of October 1, 1989, gallbladder lithotripsy is coded to 98.52. Extracorporeal shock wave lithotripsy (ESWL) of the gallbladder has been assigned to code 59.96, Extracorporeal shock wave lithotripsy [ESWL]. Lithotripsy of the gallbladder is an alternative to cholecystectomy for the therapeutic management of symptomatic gallbladder stones (cholelithiasis). The first extracorporeal shock wave lithotriptor device was approved by the U.S. Food and Drug Administration in December 1984 for the treatment of urinary stones. ICD-9-CM code 59.96 was assigned and implemented on October 1, 1986 to identify procedures performed with this device. ESWL is now...
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Article Overview
This article covers gallbladder lithotripsy as a clinical procedure and its coding placement within ICD-9-CM, with historical notes on implementation timing and how the procedure is distinguished from other stone procedures using diagnosis context. It is relevant to coders, billers, and coding educators who work with older ICD-9-CM procedure and diagnosis coding guidance for biliary and urinary stone-related services. The discussion also summarizes general treatment context, patient selection, and possible complications, without replacing the full coding guidance in the premium article.
Why This Topic Matters
It helps users understand how this procedure was categorized in ICD-9-CM and why diagnosis context matters when identifying the correct procedure category for gallbladder versus kidney stone cases.
Article Sections
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Coding update and procedure classification
Summarizes the coding placement for gallbladder lithotripsy and notes the historical timing of the coding change. It also places the procedure within the broader ICD-9-CM framework.
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Clinical and diagnostic context
Describes the general clinical setting for gallbladder lithotripsy, including the type of patients and stone characteristics discussed in the article. It also notes how diagnosis context is used to distinguish related stone procedures.
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Procedure background and treatment course
Provides a high-level overview of how extracorporeal shock wave lithotripsy is delivered and the surrounding treatment course. The section also summarizes the broader therapeutic approach associated with this procedure.
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Benefits and complications
Reviews general advantages reported for the procedure compared with surgery and outlines categories of potential complications. It also mentions the limits of symptom relief after treatment.
What You Will Learn
- How gallbladder lithotripsy is situated within historical ICD-9-CM procedure coding
- What general clinical context is discussed for extracorporeal shock wave lithotripsy of the gallbladder
- How the article frames diagnosis-based differentiation among stone-related procedures
- What broad treatment-course and complication topics are associated with the procedure
Who Should Read This
- Medical coders
- Coding auditors
- Billing specialists
- Clinical documentation staff
- Coding educators
Codes Discussed
Code Ranges Discussed
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