Pulmonary Disease Certification Cost 2026: Complete Pricing Breakdown

The Core Fee Breakdown

If you're planning your 2026 budget for Subspecialty Certification in Pulmonary Disease through the American Osteopathic Board of Internal Medicine (AOBIM), the numbers currently published are straightforward on the surface but require some careful reading. As of the most recent retrieval of the AOBIM pulmonary initial-exam page, the posted fees are:

• Initial examination fee: $800
• Late fee: $240 (applied if you register or pay after the posted deadline)

Notably, there is no published breakdown into member and non-member pricing tiers on the pulmonary-specific page - unlike some other AOA subspecialty programs that charge differently depending on AOA membership status. If you're used to seeing a two-tier fee structure from other boards, don't assume one applies here; the pulmonary page simply lists a single initial-exam amount plus the late penalty.

Why the 2026 Price Isn't Locked In Yet

Here's the detail that most "cost breakdown" articles gloss over: the AOBIM pulmonary initial-exam page, even when checked in late 2026, still displays an application window dated March through July 2025. That's a strong signal that the page has not been refreshed for the current cycle, which means two things for your planning:

• The $800/$240 figures are the most recently posted prices, not a contractually guaranteed 2026 rate.
• Application timing shown on the public page may be stale, so the actual 2026 registration window needs independent confirmation.

Practically, this means you should treat $800 and $240 as your working budget numbers, but verify them against your live AOA/AOBIM candidate portal or application materials before submitting payment. Boards do adjust fees year over year, and a credential page lagging behind the current cycle is a reminder to check primary sources rather than secondhand summaries - including this one. For a full breakdown of when registration windows and deadlines typically open, see our Pulmonary Disease Exam Dates 2026 guide.

What the Fee Actually Covers

The $800 initial-exam fee pays for your seat in a 300-question, computer-based multiple-choice examination that AOBIM describes as lasting 7 hours total. That total exam-day time appears to encompass more than pure answering time - the published page does not separately itemize active testing minutes, tutorial time, or scheduled breaks, so don't assume all 7 hours are spent answering questions back-to-back.

Content-wise, your fee buys access to an exam built around the official content outline covering basic science and clinical knowledge and interpretation, spread across 21 distinct content areas - from Respiratory structure and function to ICU management/ventilatory care. If you haven't yet mapped out how those 21 domains are weighted, our Pulmonary Disease Exam Domains 2026 guide walks through every content area and its published percentage range.

What the fee does not appear to include, based on currently available documentation:

• Personal external reference materials - the AOA remote-exam guidance indicates on-platform laboratory values, a calculator, and a scratchpad are provided, but outside references are not authorized.
• Any bundled prep course, textbook, or official question bank.
• Technology you'll need to supply yourself for remote testing: a suitable Windows/Mac computer with administrator access and a mobile camera device for proctoring, plus a private testing room.

Hidden and Indirect Costs

The posted $800/$240 figures are the only official dollar amounts AOBIM publishes for the pulmonary initial exam, but your real out-of-pocket cost of certification extends further once you account for prerequisites and logistics:

• Training time investment: You need AOA/AOBIM primary certification in internal medicine plus two years of an ACGME-accredited or AOA-recognized pulmonary (or combined pulmonary/critical-care) fellowship, completed by August 15 of the examination year. That's years of training cost, not a line-item fee, but it's the real prerequisite "price" of eligibility.
• Program-director attestation: Your fellowship program director must submit a report establishing clinical competence and completion - a coordination cost, not a cash one, but one that can delay your application if timelines slip.
• Remote-testing setup: A compliant computer, camera device, and private room aren't itemized fees, but if you don't already have suitable equipment, budget for it.
• Licensure maintenance: An active medical license is a continuing cost of eligibility, separate from the exam fee itself.

None of these are reflected in the headline $800 figure, which is why candidates often underestimate their total investment. For a full rundown of who qualifies and when, read our Pulmonary Disease Requirements 2026 guide.

Recertification and OCC Costs

Pulmonary Disease certification through AOBIM is valid for 10 years, conditional on maintaining Osteopathic Continuous Certification (OCC). There isn't a single published recertification "price tag" in the CERT FACTS available, but there is a recurring time-and-compliance cost:

• For the 2025-2027 CME cycle, time-limited diplomates need 60 CME credits, including at least 15 Category 1 and/or Category 1-A credits.
• One quality-improvement activity attestation is required per three-year CME cycle.
• Pulmonary Disease appears among the annual, remotely proctored subspecialty OCC exams under Component 3, and candidates may begin the process up to two years before their certification expires.

Treat CME accumulation and OCC exam scheduling as an ongoing line item in your professional development budget, not a one-time cost like the initial $800 exam fee. Importantly, don't assume general internal medicine or cardiology longitudinal-assessment changes automatically apply to the pulmonary track - confirm pulmonary-specific OCC requirements directly.

Cost Breakdown at a Glance

What You're Actually Paying For

It helps to think of the $800 fee as payment for a single, high-stakes measurement event rather than a learning product. You're being assessed, in one sitting, across 21 content areas with published percentage ranges - the two largest being Interstitial lung disease and Pneumonia/pulmonary infections at 10-14% each, followed by Interpretation PFTs at 7-11% and Tuberculosis at 6-10%. Smaller but still testable domains include Bronchiectasis/cystic fibrosis, Sarcoidosis, and Disorders of diaphragm, chest wall, pleura, and mediastinum, each in the 1-4% range.

Your score isn't a simple percentage-correct calculation. AOBIM uses a 200-800 scaled-score system with 500 as the passing threshold, and results are based on total correctly answered items rather than an average across content areas. That distinction matters for how you study and for how you interpret your own progress - see our Pulmonary Disease Passing Score guide for a full explanation of how scaled scoring works.

Given that the $800 fee buys you one attempt at a fixed-format, non-adaptive, 300-question written exam, many candidates choose to pair that investment with structured preparation rather than risk a retake (which would mean paying the fee again). This is where practicing with realistic question formats on our practice test platform can reduce the odds of an expensive second attempt.

Budgeting Study Time Against Domain Weight

Since you're paying a fixed fee regardless of how prepared you are, the smartest way to protect your investment is to allocate study time proportionally to domain weight rather than spreading effort evenly across all 21 areas. A simple way to apply this:

A technique like spaced repetition works well here specifically because you can weight your repetition intervals toward the heaviest domains - reviewing ILD and pneumonia material more frequently than, say, lung abscess or diaphragm/chest wall disorders. For a more complete week-by-week plan, see our Pulmonary Disease Study Guide 2026, and if you're still gauging how difficult the exam feels relative to your current knowledge, our difficulty guide breaks down what makes this exam challenging beyond just question count.

Frequently Asked Questions