- What DABOI/ID Certification Actually Is
- The Two-Part Structure: Written and Oral
- Inside the Part I Written Examination
- The Five-Domain Blueprint
- Who Can Apply: Eligibility Paths
- Fees, Deadlines, and the 2027 Cycle
- What Happens After You Pass Part I
- Staying Certified: Maintenance Requirements
- How to Prepare for Part I
- Frequently Asked Questions
- DABOI/ID Part I is a 200-question, five-hour Pearson VUE exam with no scheduled break.
- Implementing patient treatment carries 44% of the written blueprint - nearly half the exam.
- General dentists need 670 documented implant CE hours plus a qualifying DDS/DMD before applying.
- 2027-cycle fees total $1,400 for the written pathway; Part II adds $1,500 separately.
What DABOI/ID Certification Actually Is
Diplomate of the American Board of Oral Implantology/Implant Dentistry (DABOI/ID) is a credential awarded by the American Board of Oral Implantology/Implant Dentistry (ABOI/ID) to dentists who demonstrate advanced, verified competence in implant diagnosis, surgical and prosthetic treatment, and long-term case management. It is not a license and it is not a certificate of course attendance - it is a board credential earned through a documented case history, a standardized written examination, and a defended oral examination in front of examiners.
Because several unrelated credentials share similar-looking acronyms, it's worth being precise here: this article covers only the ABOI/ID's Diplomate pathway, sourced from the board's own certification pages and handbook. If you're comparing this credential to others you've seen referenced online, the fee schedules, pass rates, and domain weights described below apply specifically to ABOI/ID's process and should not be mixed with other organizations' numbers.
The Two-Part Structure: Written and Oral
ABOI/ID splits certification into Part I (written) and Part II (oral). This structure matters for planning because the two parts cannot be taken in the same year. A candidate who passes Part I in a given cycle must wait until at least the following year to sit for Part II. That sequencing has real consequences for scheduling CE hours, assembling case documentation, and budgeting fees across two separate application cycles rather than one.
This article focuses on the Part I Written Examination for the general-dentist pathway, since that's the entry point most candidates encounter first. For a full breakdown of what the oral phase demands once you clear Part I, see our companion coverage on DABOI/ID Requirements 2026: Eligibility, Prerequisites & How to Qualify.
Inside the Part I Written Examination
Part I is delivered at Pearson VUE testing centers as a 200-question, single-best-answer multiple-choice exam administered over five hours. There is no built-in scheduled break - any time you step away from the terminal is deducted from your five-hour window. That format detail alone changes how you should pace the exam; treating it like a marathon with self-managed checkpoints, rather than assuming rest stops are provided, avoids a nasty surprise on test day.
The passing standard is criterion-referenced. That means ABOI/ID sets a fixed competency threshold in advance rather than grading candidates against each other on a curve. You are not competing against the rest of your testing cohort - you're being measured against a defined bar of what a competent implant-treating general dentist should know.
Key Takeaway
Because there's no scheduled break, practice full-length timed blocks during prep so you build stamina for five continuous hours of single-best-answer questions.
For candidates who want a granular look at how the pass/fail threshold is actually calculated and what "criterion-referenced" means in practice, our dedicated piece on DABOI/ID Passing Score 2026: Exactly What You Need to Pass walks through the mechanics. And if you're still deciding how much runway to give yourself, How Hard Is the DABOI/ID Exam? Complete Difficulty Guide 2026 covers the difficulty profile in more depth.
The Five-Domain Blueprint
The July 1, 2026 handbook defines five content domains for Part I. Their relative weight tells you exactly where to concentrate study hours - and one domain dominates the exam by a wide margin.
Domain 1: Obtaining and Assessing Diagnostic Data (15%)
Covers medical and dental history review, radiographic and CBCT interpretation, bone quality/quantity assessment, and risk stratification before any treatment decision is made.
- Correct interpretation of imaging modalities relative to implant site planning
Domain 2: Developing and Presenting a Patient Treatment Plan (18%)
Focuses on sequencing treatment, selecting implant systems and prosthetic designs, and communicating options and risks to the patient in a defensible, documented way.
- Justifying treatment sequencing choices with clinical rationale
Domain 3: Implementing Patient Treatment (44%)
This is the largest domain by far, covering surgical placement protocols, prosthetic restoration, grafting and site development, and staged treatment execution. Nearly half of all 200 questions draw from this content area.
- Surgical technique decision points and prosthetic treatment execution
- Grafting, timing, and staged implant placement scenarios
Domain 4: Maintaining the Effectiveness of the Dental Implant Treatment (8%)
The smallest domain, but not one to skip - it covers long-term implant maintenance protocols, periodic evaluation, and recognizing early signs that a restoration's function is degrading.
- Recall protocols and long-term implant monitoring
Domain 5: Prevention and Management of Complications (15%)
Covers peri-implantitis, mechanical failures, surgical complications, and the decision-making needed to intervene before a failing implant becomes a failed one.
- Differentiating biologic vs. mechanical complication causes
Because Domain 3 alone accounts for nearly half the exam, allocating study time proportionally rather than evenly across five domains is the single biggest strategic decision a candidate makes. Our full breakdown at DABOI/ID Exam Domains 2026: Complete Guide to All 5 Content Areas goes deeper into subtopics within each domain.
| Domain | Weight | Study Priority |
|---|---|---|
| Implementing Patient Treatment | 44% | Highest - dedicate the majority of prep hours here |
| Developing/Presenting Treatment Plan | 18% | High |
| Obtaining/Assessing Diagnostic Data | 15% | Moderate |
| Prevention/Management of Complications | 15% | Moderate |
| Maintaining Treatment Effectiveness | 8% | Lower, but not negligible |
Who Can Apply: Eligibility Paths
The general-dentist pathway requires a qualifying education from a CODA/CDAC-accredited DDS or DMD program, current and unrestricted dental licensure, and 670 documented implant-related continuing education hours earned through AGD/PACE and/or ADA/CERP recognized programs. That CE total is substantial and typically accumulates over years of implant-focused coursework, hands-on training, and lecture attendance - it is not something assembled in a single prep season.
There are alternate routes that shorten this path. AAID Fellows receive a full Part I exemption along with 200 CE hours of credit toward the overall requirement, and separate approved specialist pathways also provide written-exam exemptions for qualifying candidates. If you're unsure which pathway applies to your training background, our detailed eligibility article at DABOI/ID Requirements 2026: Eligibility, Prerequisites & How to Qualify breaks down each route side by side.
Fees, Deadlines, and the 2027 Cycle
Under the published 2027-cycle fee schedule, the initial written pathway totals $1,400: a $600 nonrefundable application fee plus an $800 written examination fee. This is the current, dated schedule and supersedes the older fee table printed in the handbook. Part II, the oral examination, carries its own separate $1,500 fee once you're eligible to schedule it.
Reexamination isn't cheap either - a failed written attempt costs $800 to retake, while a failed oral attempt costs $1,500 to retake. Given that a candidate must wait a full cycle before reattempting the oral exam, and that Part I and Part II can't be taken in the same year regardless, failing either component adds real time and cost to the overall path. Our detailed cost article, DABOI/ID Certification Cost 2026: Complete Pricing Breakdown, itemizes every fee across both parts plus ongoing dues.
On timing: the next published application deadline is December 1, 2026, with the Part I examination scheduled for April 14, 2027. Missing the application deadline means waiting for the next cycle entirely, so mark this date well ahead of time. Our exam calendar page, DABOI/ID Exam Dates 2026: Testing Windows, Deadlines & Scheduling, tracks upcoming windows as they're published.
Key Takeaway
Budget for the full $1,400 written pathway plus the separate $1,500 Part II fee - and file your application well before the December 1, 2026 deadline to avoid slipping a full cycle.
What Happens After You Pass Part I
Passing the written exam is a milestone, not the finish line. Part II combines standardized case scenarios with a live defense of cases the candidate has personally submitted. Applicants must submit eight distinct patient cases, each finally restored and functional for at least one year at the time of submission. The examining committee then selects four of those eight for defense - without telling the candidate in advance which four will be chosen, meaning all eight must be defense-ready.
There's a structural change worth flagging for anyone planning several years out: oral case templates 2, 7, and 8 change for the 2027 cycle and become mandatory for all oral applicants starting in 2028. Candidates assembling case documentation now should check the current template requirements rather than relying on older versions.
Because Part I and Part II are separated by at least a year, many candidates use that gap to keep treating patients specifically with an eye toward generating strong, well-documented cases for the oral submission - rather than scrambling to find eight qualifying cases after already passing the written exam.
Staying Certified: Maintenance Requirements
Certification isn't a one-time event. Diplomates certified from 2008 onward operate on an eight-year maintenance cycle that requires 160 implant-related CE hours, a take-home multiple-choice maintenance examination, a formal attestation, and a $250 maintenance fee. On top of that cyclical requirement, active Diplomates pay annual dues - $450 under the published 2025-2026 schedule - to remain in good standing.
This ongoing obligation is part of why the credential carries weight with employers and referral networks: it signals not just a one-time pass but sustained, verified currency in implant practice. If you're weighing whether the long-term commitment (fees, CE tracking, periodic re-examination) pays off relative to career benefit, our analysis at Is the DABOI/ID Certification Worth It? Complete ROI Analysis 2026 lays out the trade-offs, and our compensation research at DABOI/ID Salary Guide 2026: Complete Earnings Analysis looks at how the credential factors into earning potential.
How to Prepare for Part I
Effective Part I preparation starts with the domain weights, not a generic study calendar. Because Implementing patient treatment carries 44% of the exam, a disciplined candidate should spend roughly proportional time there - reviewing surgical placement protocols, prosthetic restoration decisions, and staged/grafting case sequences - before splitting remaining hours across treatment planning, diagnostics, complications, and maintenance.
Domain 3 Foundations
- Review surgical placement protocols and prosthetic treatment execution
- Work through grafting and staged-treatment case scenarios
Planning and Diagnostics
- Practice treatment-planning justification and sequencing logic (Domain 2)
- Drill imaging interpretation and risk assessment (Domain 1)
Complications and Maintenance
- Study peri-implantitis and mechanical-failure decision trees (Domain 5)
- Review long-term recall and maintenance protocols (Domain 4)
Full-Length Timed Practice
- Run five-hour, 200-question practice blocks with no scheduled break
- Review missed questions against original clinical case explanations
Because there is no scheduled break during the actual five-hour exam, rehearsing under identical time pressure matters more here than for exams with built-in rest periods. Original clinical cases with explained answers - rather than isolated fact recall - mirror the single-best-answer format ABOI/ID uses, since many questions hinge on choosing the best of several plausible clinical options rather than identifying an obviously wrong answer. For a structured walkthrough of this exact approach, see DABOI/ID Study Guide 2026: How to Pass on Your First Attempt, and for a compact reference during final review, our DABOI/ID Cheat Sheet 2026: One-Page Review of Must-Know Facts summarizes the highest-yield facts in one page.
Running full-length practice sessions under realistic conditions is one of the most reliable ways to build the stamina and pacing instincts this exam demands - you can start building that habit now on our practice test platform, which mirrors the single-best-answer format candidates face at Pearson VUE.
Who Hires and Recognizes DABOI/ID Diplomates
Because the credential requires both a rigorous written exam and a defended case portfolio, it's frequently used by referring physicians, group dental practices, and implant-focused clinics as a screening signal when evaluating a general dentist's implant competency beyond basic licensure. Patients researching implant providers also increasingly look for board credentials as a differentiator among practitioners offering similar procedures. If you're exploring how this recognition translates into practice opportunities, our jobs-focused resource at DABOI/ID Jobs discusses how the credential factors into hiring and referral patterns, while DABOI/ID Training covers preparatory coursework pathways some candidates use to accumulate CE hours toward eligibility.
If terminology in this space still feels unfamiliar, our foundational explainer at What Is DABOI/ID? and our plain-language breakdown at DABOI/ID Meaning are good starting points before diving into the exam-specific detail covered here. You can also explore practice questions mapped to each domain weight directly on the main practice test site to see where your baseline knowledge stands before committing to a full study plan.
Frequently Asked Questions
No. Passing Part I alone does not confer Diplomate status. You must also pass Part II, the oral examination, and the two parts cannot be taken in the same calendar year.
Part I consists of 200 single-best-answer multiple-choice questions delivered over five hours at Pearson VUE testing centers. There is no scheduled break; any break you take is deducted from your five-hour allotment.
Implementing patient treatment, which covers surgical and prosthetic treatment execution, accounts for 44% of the exam under the July 1, 2026 handbook blueprint - by far the largest of the five domains, so it deserves the largest share of study time.
Under the published 2027-cycle fee schedule, the initial written pathway totals $1,400: a $600 nonrefundable application fee plus an $800 written examination fee. Part II, the oral exam, costs an additional $1,500.
Diplomates certified from 2008 onward follow an eight-year maintenance cycle requiring 160 implant-related CE hours, a take-home multiple-choice maintenance exam, attestation, and a $250 maintenance fee, alongside annual active dues of $450 under the 2025-2026 schedule.