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Z87.19
ICD-10-CM
History of Gallstones

Find comprehensive information on documenting a history of gallstones in healthcare settings. This resource covers clinical documentation requirements, medical coding for gallstones (cholelithiasis), including ICD-10 codes, and best practices for accurate and complete patient records. Learn about relevant symptoms, risk factors, and past medical history related to gallstones to improve your clinical documentation and medical coding accuracy. Explore guidelines for documenting biliary colic, cholecystitis, and other related conditions for optimal patient care and accurate reimbursement.

Also known as

Cholelithiasis History
Past Gallstones

Diagnosis Snapshot

Key Facts
  • Definition : Formation of stones in the gallbladder, often cholesterol-based.
  • Clinical Signs : Often asymptomatic. Can cause severe upper right abdominal pain, nausea, vomiting, and fever.
  • Common Settings : Diagnosed by ultrasound in outpatient clinics or emergency rooms.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z87.19 Coding
K80-K87

Disorders of gallbladder, biliary tract

Covers gallstones, cholecystitis, and other biliary diseases.

K91-K93

Other diseases of digestive system

Includes postcholecystectomy syndrome and other digestive issues.

Z87-Z99

Personal history of medical conditions

Codes for past medical events, including history of gallstones.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Current symptoms of gallstones?

  • Yes

    Cholecystitis with cholelithiasis?

  • No

    Gallbladder removed?

Code Comparison

Related Codes Comparison

When to use each related code

Description
History of Gallstones
History of Cholecystitis
Postcholecystectomy Syndrome

Documentation Best Practices

Documentation Checklist
  • Document patient's reported symptoms (e.g., biliary colic, nausea, vomiting)
  • Physical exam findings (e.g., Murphy's sign, tenderness)
  • Diagnostic imaging results (e.g., ultrasound, CT scan) confirming gallstones
  • Lab results (e.g., elevated bilirubin, alkaline phosphatase) if applicable
  • Past medical history related to gallbladder disease or prior treatments

Coding and Audit Risks

Common Risks
  • Unspecified Gallstones

    Coding with unspecified gallstone diagnosis when documentation supports a more specific type (e.g., with or without cholecystitis, obstruction) leads to lower reimbursement and data inaccuracy.

  • Status-Post Cholecystectomy

    Incorrectly coding history of gallstones after cholecystectomy. Post-cholecystectomy status should be coded, not the original gallstone diagnosis, impacting quality metrics.

  • Asymptomatic vs. Symptomatic

    Failing to distinguish between a history of asymptomatic vs. symptomatic gallstones. This impacts clinical documentation improvement efforts and accurate risk adjustment.

Mitigation Tips

Best Practices
  • Document gallstone type/location for accurate ICD-10 coding (K80.-)
  • Capture acute/chronic status for correct cholecystitis coding specificity
  • Query physician for clarity if documentation lacks detail for CDI
  • Ensure proper E/M coding based on HPI, exam, MDM for compliance
  • Review medical necessity for biliary procedures using MCG guidelines

Clinical Decision Support

Checklist
  • Verify RUQ pain, nausea/vomiting documented.
  • Check for prior imaging confirming gallstones.
  • Confirm elevated bilirubin/alkaline phosphatase levels.
  • Document Murphy's sign if present.

Reimbursement and Quality Metrics

Impact Summary
  • Gallstones history reimbursement impacts coding for cholecystectomy, influencing hospital case mix index.
  • Accurate ICD-10 coding for gallstones history (Z87.51) affects MS-DRG assignment and payment.
  • History of gallstones documentation impacts quality metrics related to biliary disease management.
  • Coding validation for gallstones history crucial for accurate APR-DRG grouping and hospital revenue.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the most specific and sensitive imaging modalities for confirming a suspected history of gallstones in a patient with recurrent biliary colic?

A: While abdominal ultrasound remains the first-line imaging modality for suspected gallstones due to its accessibility and cost-effectiveness, it may not always detect small stones or visualize the cystic duct clearly. For patients with recurrent biliary colic where ultrasound findings are inconclusive, magnetic resonance cholangiopancreatography (MRCP) offers superior sensitivity and specificity in detecting gallstones, particularly small stones or those within the cystic duct. Cholescintigraphy (HIDA scan) can also be valuable in assessing cystic duct patency and gallbladder function, especially when evaluating for acute cholecystitis in the setting of a suspected history of gallstones. Explore how incorporating MRCP and HIDA scans into your diagnostic algorithm can improve diagnostic accuracy in complex cases of suspected gallstone history.

Q: Differentiating between symptomatic gallstones and other biliary disorders like Sphincter of Oddi dysfunction (SOD) can be challenging as symptoms often overlap. A thorough history, focusing on the nature and timing of pain, alongside specific physical exam findings, is crucial. While both conditions can present with right upper quadrant pain, gallstone pain is typically episodic and colicky, often triggered by fatty meals, whereas SOD pain might be more constant and less predictable. Ultrasound can identify gallstones but is less helpful in diagnosing SOD. Manometry, specifically endoscopic retrograde cholangiopancreatography (ERCP) with biliary and pancreatic sphincter of Oddi manometry, is the gold standard for diagnosing SOD. Consider implementing a stepwise approach, beginning with abdominal ultrasound and liver function tests, followed by MRCP or ERCP if necessary, to accurately distinguish between these conditions. Learn more about advanced diagnostic techniques for biliary disorders to enhance your clinical decision-making.

A:

Quick Tips

Practical Coding Tips
  • Code confirmed gallstones with K80.
  • Document gallstone type/location.
  • Past cholecystectomy? Code Z90.49
  • Biliary colic? K80.0
  • Cholecystitis? Code K81.x

Documentation Templates

Patient presents with a history of cholelithiasis, diagnosed on [Date of Diagnosis] via [Diagnostic method, e.g., abdominal ultrasound, CT scan].  Symptomatology has included [Symptoms, e.g., intermittent episodes of biliary colic, right upper quadrant pain radiating to the back, nausea, vomiting, postprandial discomfort, fatty food intolerance].  Patient reports [Frequency and duration of symptoms, e.g., several episodes of biliary colic in the past year, lasting 1-2 hours].  Physical examination reveals [Findings, e.g., tenderness in the right upper quadrant, Murphy's sign positive or negative].  Differential diagnoses considered included cholecystitis, pancreatitis, gastritis, and peptic ulcer disease.  Risk factors for gallstones include [Risk factors, e.g., female sex, obesity, rapid weight loss, family history of gallstones, advanced age, certain medications].  Patient's current status is [Current status, e.g., asymptomatic, experiencing mild discomfort, recovering from a recent episode of biliary colic].  Plan includes [Plan, e.g., monitoring for recurrence of symptoms, dietary modifications to avoid fatty foods, prophylactic cholecystectomy discussed, referral to gastroenterology].  Patient education provided on gallstone prevention, dietary recommendations, and the importance of seeking medical attention if symptoms worsen or new symptoms develop.  ICD-10 code: K80.20 (Calculus of gallbladder without cholecystitis).  Follow-up scheduled for [Date of follow-up].
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