Case Studies for the 2022 CPC Exam

Welcome and Introduction

• Host: Hong, coding expert
• Target audience: Aspiring and current coding professionals
• Emphasis: Importance of practice in coding proficiency

Key Goals of Practice

• Helps to retain basic knowledge
• Reduces mistakes
• Builds confidence for exams
• Regular practice is essential

Focus of Today's Video: RC10CM Official Coding Guidelines

• Area of focus for CPC exam (10 questions)

Homework Review

• Case study to test knowledge of IC10CM guidelines
• Example case: Syncope due to Valium and antihistamine

Coding Guidelines for Poisoning

1. Drug Prescription Error
   • Errors in drug prescription or administration
2. Drug Overdose
   • Intentional overdose causing drug toxicity
3. Non-Prescribed Drug Interaction
   • Interaction of non-prescribed drug with prescribed drugs
4. Drug and Alcohol Interaction
   • Reaction from interaction of drugs and alcohol

• Relevant coding: T-codes for poisoning followed by signs/symptoms codes

Analysis of Homework Case

• Case: Syncope from Valium and antihistamine
• Correct answer: Poisoning (T42.x1a, T45.0x1a, R55)

Case Analysis Technique: Reverse Analysis (Backward Approach)

• Example Case 1: Right inguinal hernia
  • Groups: K40.90, K40.91
  • Focus: Post-op diagnosis
  • Final Answer: K40.90, D17.6, CPT49505RT, CPT55520 with mod 59
• Example Case 2: Basal cell carcinoma of eyelid
  • Groups: C44.1191, C44.1121
  • Focus: Surgical site (right upper eyelid)
  • Final Answer: C44.1121, CPT11643 with mod E3

Coding Techniques & Guidelines

• Importance of following IC10-CM official guidelines
  • Encounter for chemotherapy: Z51.11
  • Hypertensive heart disease: Use I11.0 and I50.
  • Acute conditions: Identify principal diagnosis
• Pattern recognition: Identifying major differences between codes
• Process of elimination: Use guideline-based strategies

Additional Cases

• Case 3: Chemotherapy for metastatic prostate cancer
  • Correct codes: Z51.11, C61, C78.00, C78.7
• Case 4: Acute respiratory failure and heart failure
  • Correct codes: J96.00, I11.0, I50.9
• Case 5: GERD
  • Correct codes: K21.9, CPT43236

Homework for Next Session

• Case of chemotherapy for primary carcinoma of the right transplanted kidney
• Focus: Proper IC10CM coding

Closing Remarks

• Encouragement to practice
• Request for feedback, likes, and shares
• Upcoming session preview