- Improving Care Delivery and Outcomes carries the heaviest weight at 30% of the exam.
- ABPM's initial certification cost is $2,650 total: $500 application plus $2,150 examination.
- The exam is 200 single-best-answer questions across four 1-hour blocks, closed book, calculator allowed.
- The 2026 testing window runs October 12-November 1 at Pearson VUE centers.
What This Cheat Sheet Covers
This page is a condensed, one-stop reference for the Certification in Clinical Informatics Subspecialty (CI) exam administered jointly by the American Board of Preventive Medicine (ABPM) and the American Board of Pathology (ABPath). It pulls together the numbers, deadlines, and domain weights you're most likely to need in the final stretch before test day, without the padding. If you need deeper explanations behind any of these facts, the linked guides below go into full detail - this page is meant to be the quick-reference version you keep open while you finalize your plan.
For a longer walkthrough of how to structure your entire preparation timeline, see the CI Study Guide 2026: How to Pass on Your First Attempt. If you're still deciding whether to pursue the credential at all, the ROI analysis and salary guide are worth a look first.
Certification Snapshot: Core Facts
Here's the entire administrative shape of the credential in one table.
| Item | Detail |
|---|---|
| Certifying bodies | ABPM and ABPath (joint subspecialty certification) |
| Initial fees (ABPM route) | $2,650 total - $500 application + $2,150 examination |
| Question format | 200 single-best-answer multiple-choice questions, 4 or 5 answer options |
| Exam structure | Four 1-hour blocks; completed blocks cannot be reopened |
| Active testing time | 4 hours (appointment totals 4 hours 30 minutes with tutorial and break) |
| Testing venue | Pearson VUE test centers |
| Book policy | Closed book; on-screen calculator provided |
| 2026 exam window | October 12-November 1 |
| 2025 combined pass rate | 73% (343 passes of 472 examinees, ABPM/ABPath combined) |
Want the full cost breakdown, including continuing-certification fees by payment period? See CI Certification Cost 2026: Complete Pricing Breakdown.
The Five Domains at a Glance
The official content outline splits the exam into five domains. Knowing the weights helps you allocate review hours proportionally rather than spreading effort evenly across topics that don't carry equal exam weight.
Domain 1: Fundamental Knowledge and Skills (20%)
Covers the foundational concepts underpinning clinical informatics practice - the building blocks every other domain assumes you already know.
- Core informatics terminology, standards bodies, and foundational theory
Domain 2: Improving Care Delivery and Outcomes (30%)
The largest single domain on the exam. Expect heavy emphasis on how informatics interventions translate into measurable clinical and operational improvement.
- Clinical decision support design and evaluation
- Workflow analysis and process improvement tied to outcomes
Domain 3: Enterprise Information Systems (15%)
Focuses on the systems-level knowledge needed to select, implement, and maintain health IT infrastructure across an organization.
- System interoperability, architecture, and lifecycle management
Domain 4: Data Governance and Data Analytics (15%)
Tests understanding of how organizations manage data as an asset, plus the analytic methods used to turn that data into insight.
- Data quality, stewardship, privacy/security governance, and analytics fundamentals
Domain 5: Leadership and Professionalism (20%)
Assesses the leadership, ethical, and organizational-change competencies expected of a physician informatics leader.
- Change management, team leadership, and professional/ethical obligations
For a domain-by-domain breakdown with sample topic lists, read the CI Exam Domains 2026: Complete Guide to All 5 Content Areas.
Key Takeaway
Domain 2 (30%) and Domains 1 and 5 (20% each) together account for 70% of the exam - prioritize these three areas if your review time is limited.
Exam Format and Test-Day Mechanics
The exam is delivered at Pearson VUE test centers as 200 single-best-answer multiple-choice questions, split into four 1-hour blocks. Each question offers four or five answer options. The total active testing time is 4 hours, but plan for a 4-hour-30-minute appointment once you account for the tutorial and scheduled break.
- The exam is closed book - no notes, references, or outside materials.
- An on-screen calculator is available during testing.
- Once you finish and exit a block, you cannot go back and reopen it - review your answers before advancing.
- Bring two acceptable forms of identification, and make sure both names match your exam registration exactly.
Because completed blocks lock permanently, pacing within each 1-hour segment matters more than pacing across the whole day. A candidate who spends too long agonizing over early questions in a block has no way to recover that time once the block closes. For a full discussion of how question difficulty and pacing interact, see How Hard Is the CI Exam? Complete Difficulty Guide 2026.
Eligibility and Registration Essentials
New ABPM applicants must meet all of the following before applying:
- An accepted medical degree
- Unrestricted medical licensure in the U.S. or Canada
- Qualifying current primary board certification
- At least 24 months of ACGME-accredited Clinical Informatics fellowship training
One important structural change: ABPM's practice pathway closed to new applications after 2025. If you were already approved under the practice pathway, you retain your original three-year eligibility window - including candidates approved in 2025, who may still test through 2027. Anyone applying fresh today must go through the fellowship-training route described above.
The full eligibility breakdown, including how the fellowship pathway and grandfathered practice pathway interact, is covered in CI Requirements 2026: Eligibility, Prerequisites & How to Qualify.
Fees and Continuing Certification
Initial certification through the ABPM route totals $2,650: a $500 application fee plus a $2,150 examination fee. These are the numbers to budget for before you even schedule a testing date.
Once certified, you enter the 2025-2029 continuing-certification phase, which requires:
- Maintaining active, unrestricted licensure
- Paying the annual continuing-certification fee
- Earning 20 Category 1 CME credits (or equivalent) annually, with at least 6 directly relevant to Clinical Informatics
- Answering 30 longitudinal-assessment questions annually per active time-limited certificate
The 2026 annual fee is tiered by when you pay: $150 if paid January-March, $175 if paid April-June, and $200 if paid July-December. Paying early is the simplest way to keep this cost down. Note that the longitudinal assessment is open-reference - you're permitted to use resources while answering those questions, unlike the closed-book initial exam.
See the complete cost picture, including how these annual fees compare across a certification cycle, in CI Certification Cost 2026: Complete Pricing Breakdown.
2026 Key Dates
The 2026 examination window is October 12-November 1. That's a roughly three-week testing period during which you schedule your specific appointment at a Pearson VUE center near you, rather than a single fixed exam date shared by all candidates.
Domain-Priority Review Plan
Rather than a generic week-by-week template, sequence your review around the actual domain weights. The idea is simple: spend more calendar time on the domains worth more exam points, and schedule lighter domains around your existing clinical workload.
Domain 2: Improving Care Delivery and Outcomes (30%)
- Clinical decision support evaluation frameworks
- Workflow redesign and outcome measurement
Domain 1: Fundamental Knowledge and Skills (20%)
- Core terminology and standards you'll need as a foundation for later domains
Domain 5: Leadership and Professionalism (20%)
- Change management scenarios and ethical/professional judgment questions
Domains 3 & 4: Enterprise Systems and Data Governance/Analytics (15% each)
- Interoperability and system architecture
- Data stewardship, privacy governance, analytics basics
Full-Length Practice and Timing Drills
- Simulate the four 1-hour block structure under closed-book conditions
- Practice the on-screen calculator interface so it's not unfamiliar on test day
Running timed, four-block practice sets on a full practice test platform before exam day helps you internalize the block-lock rule - you get real experience with not being able to revisit a closed section. For a more detailed methodology on building this into a longer study calendar, see the CI Study Guide 2026.
Pitfalls That Catch Candidates Off Guard
- Treating all domains equally. Domain 2 alone is worth as much as Domains 3 and 4 combined - under-preparing for it is the costliest mistake on this list.
- Forgetting the ID rule. Both forms of identification must match your registration name exactly; a mismatch can delay or block your admission to the test center.
- Misjudging pacing within a block. Because closed blocks can't be reopened, spending too long on early questions in a 1-hour segment leaves no way to revisit them later.
- Missing the practice-pathway deadline. If you were approved under the now-closed practice pathway, know your specific three-year window - 2025-approved candidates can test through 2027, but that window doesn't reset.
- Underestimating continuing-certification obligations. The 20 annual CME credits, 6 relevant credits, and 30 longitudinal-assessment questions are ongoing requirements, not one-time tasks.
For a broader look at what actually makes this exam difficult in practice, read How Hard Is the CI Exam? Complete Difficulty Guide 2026, and cross-check your expectations against the published pass-rate data in CI Pass Rate 2026: What the Data Shows.
Key Takeaway
Most avoidable failures come from administrative slip-ups (ID mismatches, missed deadlines) or uneven domain preparation - not from the material itself being impossible to learn.
Frequently Asked Questions
Certification in Clinical Informatics Subspecialty is a joint function of the American Board of Preventive Medicine (ABPM) and the American Board of Pathology (ABPath). ABPath diplomates apply through a separate ABPath route; the facts on this page describe the ABPM route.
The ABPM initial certification fees total $2,650, made up of a $500 application fee and a $2,150 examination fee. Continuing-certification annual fees are separate and tiered by payment date.
200 single-best-answer multiple-choice questions with four or five answer options, delivered in four 1-hour blocks at Pearson VUE centers. Active testing time is 4 hours, with a 4-hour-30-minute total appointment including tutorial and break.
Improving Care Delivery and Outcomes carries the largest weight at 30% of the exam, making it the single highest-priority domain for review time.
No - ABPM's practice pathway closed to new applications after 2025. Candidates previously approved under it keep their original three-year eligibility window, and those approved in 2025 may test through 2027.
Keep this page bookmarked as your quick-reference companion, and pair it with focused practice sessions on our full-length CI practice test platform to convert these facts into exam-day performance. For deeper dives into any single area - domains, requirements, cost, or salary outlook - the linked guides above cover each topic in full.