- CIC stands for Certified Inpatient Coder, a credential issued by AAPC.
- The exam has 40 multiple-choice questions plus 7 fill-in-the-blank inpatient coding cases.
- Passing requires 70% overall, with case answers weighted equally to each other.
- Exam fees run $425 (one attempt) or $499 (two attempts), plus separate AAPC membership.
The Answer: What CIC Stands For
CIC stands for Certified Inpatient Coder. It is a professional certification for medical coders who specialize in translating hospital inpatient documentation into ICD-10-CM diagnosis codes and ICD-10-PCS procedure codes for billing and reimbursement purposes. Unlike outpatient or physician-office coding, inpatient coding governs how hospitals get paid under Medicare Severity Diagnosis Related Groups (MS-DRGs), which makes the CIC a specialized, high-responsibility skill set rather than a generalist coding badge.
If you landed here searching "what does CIC stand for," you're likely evaluating whether this is the right credential for your career path, or you've already committed and want a clear breakdown before you start studying. Either way, understanding exactly what the letters mean - and what they don't mean - is the first step before you dive into a CIC Study Guide 2026: How to Pass on Your First Attempt.
Who Issues the CIC Credential
The Certified Inpatient Coder credential is issued by AAPC. The exam is delivered electronically through Meazure Learning test centers or via live remote proctoring through ProctorU, so candidates can choose an in-person testing site or test from a private room at home with a webcam, microphone, speakers, and Chrome browser passing a system check.
Registration requires an active AAPC membership (standard individual membership is billed separately at $229 annually), a current email and mailing address, an unused exam voucher, government-issued photo identification, and completion of the electronic-exam tutorial review. AAPC does not require a prior CPC or COC certification to sit for the CIC exam - two years of relevant coding experience is strongly recommended, but it is not a hard eligibility gate. For a full breakdown of what you need before you register, see CIC Requirements 2026: Eligibility, Prerequisites & How to Qualify.
Why "Inpatient" Is the Key Word
The word "Inpatient" in Certified Inpatient Coder is doing the heavy lifting. Inpatient coding differs fundamentally from outpatient and professional-fee coding because:
- Inpatient claims are grouped into MS-DRGs rather than paid per individual CPT code.
- ICD-10-PCS is used for inpatient procedures instead of CPT/HCPCS.
- Principal diagnosis selection, present-on-admission indicators, and comorbidity/complication (CC/MCC) capture directly affect hospital reimbursement.
- Coding decisions are evaluated against UHDDS (Uniform Hospital Discharge Data Set) guidelines specific to facility inpatient stays.
This is why a candidate cannot simply transfer CPC-level outpatient coding knowledge onto the CIC exam. The exam is genuinely open-book - one ICD-10-CM reference and one ICD-10-PCS reference are permitted, and AAPC-branded manuals aren't required - but knowing where to look is only useful if you already understand inpatient sequencing logic. That distinction is explored in depth in How Hard Is the CIC Exam? Complete Difficulty Guide 2026.
Key Takeaway
CIC candidates should use current-edition ICD-10-CM and ICD-10-PCS codebooks - AAPC recommends aligning study materials with 2026 code sets and current AAPC CIC guidance rather than older editions.
How the CIC Exam Is Structured
Understanding what CIC stands for also means understanding how AAPC tests it. The CIC exam is a four-hour, open-book exam made up of two distinct components:
- 40 multiple-choice questions spread across the first seven content domains.
- Seven fill-in-the-blank inpatient coding cases, each containing between 5 and 15 possible coded answers.
Passing requires an overall score of 70%. Within the coding cases, each individual case is weighted equally against the others - but the case component itself is scored as a set of individual answers, not as seven equal "case points," which is a distinction many first-time candidates misunderstand. For the exact scoring mechanics, read CIC Passing Score 2026: Exactly What You Need to Pass.
| Component | Format | Detail |
|---|---|---|
| Multiple-choice section | 40 questions | Covers domains 1-7 |
| Coding cases | 7 cases | 5-15 answers per case |
| Time allowed | 4 hours | Open-book |
| Passing score | 70% | Overall, cases weighted equally to each other |
Fees are also part of understanding what you're signing up for: exam registration is $425 for one attempt or $499 for a two-attempt option, with eligible AAPC student pricing at $400 or $475 respectively. Membership is billed separately. A full cost breakdown, including renewal and CEU obligations, is available in CIC Certification Cost 2026: Complete Pricing Breakdown.
The 8 Domains Behind the Name
The "Certified Inpatient Coder" title reflects eight tested content areas. Multiple-choice questions are distributed as follows: Domain 1 (7 questions), Domain 2 (3 questions), Domain 3 (7 questions), Domain 4 (9 questions), Domain 5 (3 questions), Domain 6 (6 questions), and Domain 7 (5 questions). Domain 8 is scored separately through the coding cases.
Domain 1: Medical Record and Healthcare Documentation Guidelines
Tests your ability to read and interpret hospital documentation accurately before any code is assigned.
- Recognizing what qualifies as valid, codable physician documentation
Domain 2: Medical Terminology, Anatomy and Pathophysiology
Foundational clinical knowledge needed to interpret complex inpatient conditions correctly.
- Disease processes that commonly drive MS-DRG assignment
Domain 3: Inpatient Coding
Core ICD-10-CM and ICD-10-PCS application for hospital stays, including sequencing rules.
- Principal diagnosis selection and procedure coding logic
Domain 4: Inpatient Payment Methodologies
The largest multiple-choice domain at nine questions - MS-DRG structure, CC/MCC capture, and grouper logic.
- Heaviest weighted content area on the multiple-choice section
Domain 5: Outpatient Payment Methodology
Understanding how outpatient payment systems interact with and differ from inpatient reimbursement.
- Contextual knowledge for coders who work across settings
Domain 6: Regulatory and Payer Requirements
Rules governing how payers and regulators enforce inpatient billing accuracy.
- Medicare and payer-specific inpatient billing requirements
Domain 7: Compliance
Fraud, abuse, and audit-related knowledge specific to inpatient facility coding.
- Compliance risk areas unique to hospital coding departments
Domain 8: Coding Cases
Applied, fill-in-the-blank inpatient coding scenarios - the practical proof that you can code, not just recall facts.
- 7 cases, 5-15 scoreable answers each
For a deep-dive into each domain with study strategies, see CIC Exam Domains 2026: Complete Guide to All 8 Content Areas.
Domains 1, 2, and 5
- Build documentation-reading fluency and terminology recall before tackling dense payment logic
Domain 3 and Domain 4
- Prioritize Inpatient Payment Methodologies since it carries the most multiple-choice questions
Domains 6, 7, and Coding Cases
- Shift to compliance/regulatory review and timed practice on fill-in-the-blank case scenarios
Don't Confuse This CIC With Other Credentials
Because "CIC" is a common three-letter acronym, it's used by several unrelated certifications in other industries - including insurance, infection control, and other fields entirely. If you searched broadly online, you may have encountered facts, fees, or exam structures that have nothing to do with AAPC's Certified Inpatient Coder. On this site and throughout CIC Meaning and What Is CIC?, "CIC" refers exclusively to the AAPC hospital inpatient coding credential described above - the one requiring the 40-question plus 7-case exam format, the $425/$499 fee structure, and the eight domains listed here.
When researching this credential, always verify the source is discussing AAPC's inpatient coding exam specifically, not a similarly named certification from a different industry.
Who Earns the CIC and Why
The CIC is pursued primarily by coders who work - or want to work - inside hospital health information management (HIM) departments, coding contractors, and revenue cycle teams that handle facility-side inpatient claims. Because MS-DRG accuracy directly affects hospital reimbursement, employers value coders who can demonstrate mastery specifically in inpatient methodology rather than general outpatient or professional-fee coding.
Typical CIC-holder roles include inpatient coding specialist, HIM coding auditor, DRG validation coder, and coding compliance reviewer. If you're weighing whether this specialization fits your career goals, Is the CIC Certification Worth It? Complete ROI Analysis 2026 and CIC Salary Guide 2026: Complete Earnings Analysis lay out the considerations in more detail. Open positions specifically seeking this credential are often listed under titles you can explore in CIC Jobs.
How to Get Started
If you've confirmed this is the credential you want, the practical next steps are straightforward:
- Set up standard AAPC individual membership ($229/year) if you don't already hold one.
- Purchase your exam voucher and choose between the one-attempt or two-attempt pricing option.
- Decide between an in-person Meazure Learning test center or live remote proctoring through ProctorU.
- Build a study plan around the eight domains, giving extra time to Domain 4 and the coding cases.
- Run full-length timed practice exams on ../ to simulate the four-hour format before test day.
For scheduling logistics, testing windows, and voucher deadlines, check CIC Exam Dates 2026: Testing Windows, Deadlines & Scheduling. And once you're deep into prep, keep a condensed reference nearby - the CIC Cheat Sheet 2026: One-Page Review of Must-Know Facts is built for exactly that kind of last-mile review.
Working through realistic practice questions on the CIC Exam Prep practice test platform before exam day is one of the most direct ways to confirm you understand both the multiple-choice content and the fill-in-the-blank coding case format - since reading about the exam and actually performing under its format are two very different challenges. Many candidates also pair structured coursework, such as what's outlined in CIC Training, with independent practice on CIC Exam Prep to close knowledge gaps before scheduling their test.
Frequently Asked Questions
CIC stands for Certified Inpatient Coder, a credential issued by AAPC for coders specializing in hospital inpatient ICD-10-CM and ICD-10-PCS coding and MS-DRG payment methodology.
No. CPC (Certified Professional Coder) focuses on outpatient/physician-office coding, while CIC focuses specifically on hospital inpatient coding and payment methodologies. Prior CPC certification is not required to sit for the CIC exam.
No. Other industries use "CIC" for unrelated certifications. On this site and in AAPC's coding context, CIC refers exclusively to Certified Inpatient Coder.
The exam has 40 multiple-choice questions covering the first seven domains, plus seven fill-in-the-blank inpatient coding cases with 5 to 15 possible answers each.
You need an overall score of 70%, with individual coding case answers weighted equally to one another within that component.