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ACDIS CCDS-O Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Risk Adjustment Models and Documentation Impact | 25% | - CMS-HCC model fundamentals and RAF scoring - Hierarchies, disease interactions, and compliant HCC reporting - RADV audit concepts and documentation compliance - Medicare Advantage payment structure and documentation requirements |
| CDI Program Concepts, Queries, and Quality | 20% | - Regulatory compliance: HIPAA, OIG work plan, confidentiality - CDI metrics: query rates, capture rates, quality scores, denial prevention - Compliant query development: principles, structure, and non-leading language - Problem list maintenance, provider education, and program operations |
| Healthcare Regulations, Reimbursement, and Documentation Requirements | 35% | - Outpatient Prospective Payment System (OPPS) and Ambulatory Payment Classifications (APCs) - Alternative payment models: ACO, MSSP, MACRA/MIPS - Official Guidelines for Coding and Reporting (OCG) for ICD-10-CM
|
| Clinical Conditions, Pathophysiology, and Chart Review | 20% | - Disease processes across all body systems and documentation relevance - Differentiating acute vs chronic, active vs historical conditions - Clinical indicators, diagnostic tests, medications, and documentation triggers |
CCDS-O Exam FAQ — Convenience, Quality, Policy
The official ACDIS Certified Clinical Documentation Specialist-Outpatient outline defines 4 domains. The leading three are CDI Program Concepts, Queries, and Quality (20%), Risk Adjustment Models and Documentation Impact (25%), and Clinical Conditions, Pathophysiology, and Chart Review (20%). The full list is in the topics section above, and TestsDumps's 137 practice questions cover each one.
RN, MD, DO, or HIM/coding certification (RHIA, RHIT, CCS, CPC, CRC, COC) + 2 years outpatient CDI experience; OR 1 year outpatient + 1 year inpatient CDI experience; minimum 2,000 hours per year Since requirements change over time, confirm the latest on the official ACDIS exam page before scheduling.
The ACDIS Certified Clinical Documentation Specialist-Outpatient exam contains 140 (120 scored, 20 unscored) to complete within 150 minutes. Timed simulation in the TestsDumps Desktop Test Engine teaches that rhythm before exam day does.
ACDIS recommends these training resources for the ACDIS Certified Clinical Documentation Specialist-Outpatient exam:
Follow the training with steady self-testing — the 137 practice questions from TestsDumps help you apply theory and fill any gaps the training leaves.
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Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review — not limited to any equipment, and friendly even without a network. All 137 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The CCDS-O exam is a ACDIS certification exam validating the ACDIS Certified Clinical Documentation Specialist-Outpatient syllabus shown above. It belongs to these credential paths: Certified Clinical Documentation Specialist (CCDS). Candidates in 2026 start with TestsDumps's 137 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
The ACDIS Certified Clinical Documentation Specialist-Outpatient exam requires 85 out of 120 scored questions to pass, and registration costs $280 (ACDIS members), $380 (non-members), +$100 international fee. A failed attempt means paying the same fee again — a readiness check with the TestsDumps engines before booking is the cheaper option.
Computer-based testing at Prometric centers or remote proctoring via ProProctor Register for the ACDIS Certified Clinical Documentation Specialist-Outpatient exam through these official channels:
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ACDIS Certified Clinical Documentation Specialist-Outpatient Sample Questions:
An ACO with 50,000 beneficiaries just completed its first year of a 3-year contract where the final scores were quality 90%; expected costs were $50 million, and actual costs were $52 million. The shared savings rate determined by CMS was 50%. Which of the following is MOST accurate and applies for the ACO?
- A. The ACO will expect to receive dollars in shared savings.
- B. The ACO will be eligible for shared savings after the second year.
- C. The ACO will have shared savings or penalty determined at the end of the agreement period.
- D. The ACO will expect to pay back dollars in shared savings.
Correct Answer: D 🗳️
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Using the table above, which of the following HCC(s) should be assigned for documentation stating the patient has resolving AKI due to ATN, creatinine levels slowly returning to baseline, and CKD- stage 3-4?
- A. HCC 329
- B. HCC 328
- C. HCC 327
- D. HCC 326
Correct Answer: C 🗳️
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Upon retrospective review of a patient visit 2 weeks prior, a CDI specialist notes physician documentation stating the following: "Sick Sinus Syndrome in 2016 s/p pacemaker placement. Latest EKG shows normal paced rhythm." There are no codes noted for Sick Sinus Syndrome or the pacemaker. Which of the following is the BEST course of action for the CDI specialist?
- A. Ask the coder to re-bill based upon the documentation.
- B. Educate the provider that a pacemaker status code as well as a Sick Sinus Syndrome code should be assigned.
- C. Capture code for pacemaker status only.
- D. Request the provider amend the codes to reflect the Sick Sinus Syndrome and pacemaker status.
Correct Answer: C 🗳️
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Ambulatory Payment Classifications (APCs) are similar to Diagnosis-Related Groups (DRGs) in which of the following ways?
- A. APC assignment is dependent on diagnoses codes.
- B. Only one APC can be assigned for a given encounter.
- C. APCs classify payment identifying similar resource use.
- D. Multiple APCs can be assigned for a given encounter.
Correct Answer: C 🗳️
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A 75-year-old with a PMH of chronic foot ulcer, CKD, and depression is seen by his PCP for continued fatigue and decreased urination. Labs drawn on previous day are reviewed. Patient describes extreme fatigue and no motivation. Assessment and plan include: "CKD 3 with renal failure - refer to nephrologist. Chronic nonpressure foot ulcer - home care for wound assessment. Depression - Rx for SSRI." Which of the following are the validated diagnoses that risk adjust and qualify as CMS-HCCs?
- A. CKD 3; chronic non-pressure ulcer
- B. Chronic non-pressure ulcer; depression
- C. Renal failure; CKD 3
- D. Depression; renal failure
Correct Answer: A 🗳️
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