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What Is ACM?

TL;DR
  • ACM here means Accredited Case Manager, offered through the American Case Management Association (ACMA) with National Board for Case Management (NBCM)...
  • The exam combines a 110-question core portion with a 31-question specialty simulation portion built on 12 cases.
  • Eligibility requires a qualifying RN or social-work credential plus one year (2,080 hours) of supervised paid case-management experience.
  • The exam fee is $359; the credential lasts four years and renews with 40 CE hours.

What ACM Means on This Site

On acmprep.com, ACM stands for Accredited Case Manager, a credential for case management professionals working within the health care delivery system. The same three letters are used by other, unrelated credentials and organizations, so it is worth being precise: everything in this article concerns the Accredited Case Manager credential and nothing else. If you arrived looking for a different "ACM," the details below about exam format, fees, and eligibility will not transfer.

For a shorter definitional read, see our companion pieces on what ACM stands for and what ACM certification is. This guide goes a layer deeper, covering how the credential is structured, who qualifies, how the exam works, and how to prepare for it.

Who Governs the Credential

The Accredited Case Manager credential is administered by the American Case Management Association (ACMA), with governance from the National Board for Case Management (NBCM). Exam delivery runs through DRC and Pearson VUE, which means you can test at a Pearson VUE test center or take the exam remotely through OnVUE online proctoring. The exam is offered in English and is based on United States practice, so the regulatory and system-level scenarios you will see reflect the U.S. health care environment.

Why the source matters: Case management certification details change. The 2026 candidate handbook from ACMA/NBCM is the controlling document for format, eligibility, and scoring. When anything in third-party material conflicts with the handbook, trust the handbook.

ACM-RN and ACM-SW: Two Tracks, One Shared Core

One of the most distinctive features of this credential is that it retains both an ACM-RN and an ACM-SW designation. Neither replaces the other. The structure works like this:

  • Every candidate takes one shared core examination.
  • Every candidate also takes a discipline-specific simulation examination matching their professional background: nursing for ACM-RN, social work for ACM-SW.

This design reflects how hospital and health-system case management actually operates, with nurses and social workers collaborating on the same patients while bringing different clinical lenses. The shared core tests the knowledge both groups need; the simulation portion tests the judgment each discipline applies in practice.

FeatureACM-RNACM-SW
Core examinationShared with ACM-SWShared with ACM-RN
Simulation examinationNursing-specificSocial-work-specific
Basis for eligibilityCurrent RN licenseAccredited social-work degree or current social-work license
Replaces the other track?NoNo

Who Can Sit for the Exam

Eligibility has two components: a professional foundation and hands-on experience.

The professional foundation

  • For the RN track: a current registered nurse license.
  • For the SW track: an accredited social-work bachelor's or master's degree, or a current social-work license.

The experience requirement

You need one year, or 2,080 hours, of supervised, paid case-management experience within the health care delivery system. A few details trip candidates up:

  • Applicants with fewer than two years of experience must provide supervisor contact information and an attestation.
  • Internships do not count toward the experience requirement.
  • The experience must be case management in the health care delivery system, so general nursing or social-work experience outside that context will not satisfy it.

For a full walkthrough of the prerequisites and documentation, read our guide to ACM requirements and how to qualify.

How the 2026 Exam Is Built

The 2026 handbook specifies a two-portion exam. Understanding the arithmetic prevents a common misreading of the numbers.

PortionQuestionsTimeNotes
Core examination110 multiple-choice2 hours90 scored, 20 unscored pretest items
Specialty simulation31 multiple-choice across 12 simulation cases90 minutesRN or SW version, matching your discipline
Combined total141 questions210 minutesArithmetic sum of both portions
Read the totals carefully: The 141-question, 210-minute figure is the sum of the two portions, not a single 141-question core test. Twenty of the 110 core questions are unscored pretest items, and you will not know which ones they are, so treat every question as if it counts.

What a simulation case feels like

The specialty portion groups its 31 questions around 12 simulation cases. Rather than isolated recall, you work through patient and system scenarios, deciding what to assess, whom to involve, how to sequence interventions, and when to escalate or transition care. New multiple-choice simulation forms began on January 5, 2026. Some legacy information-gathering and decision-making scoring language still appears in the handbook, so prioritize the explicit 2026 question-format specification and verify any older scoring text before building your preparation around it.

If you are wondering how demanding this combination is, our breakdown of how hard the ACM exam is examines what makes the format challenging.

The Exam's Content Areas

The handbook organizes content into three shared core areas, followed by a single specialty-simulation area. That gives four official exam-objective headings, but note that this does not mean four core domains. The core outline retains an effective date of January 1, 2024. Percentage weights are not published in the form many candidates expect, so avoid study guides that claim precise percentages.

Domain 1: Screening and Assessment

The front end of case management: identifying who needs services and understanding their situation. The core portion allocates 38 scored items to the first shared area.

  • Screening patients for case management need and risk
  • Gathering clinical, psychosocial, functional, and financial information
  • Recognizing barriers to care, including social drivers and health literacy
  • Translating assessment findings into priorities for the plan of care

Domain 2: Care Coordination, Intervention, and Transition Management

The largest core allocation, at 45 scored items. This is where case management becomes operational.

  • Coordinating services across providers, payers, and settings
  • Planning and executing safe transitions, including discharge planning and post-acute placement
  • Managing utilization, authorizations, and payer interactions
  • Educating and engaging patients and families in the plan of care
  • Communicating handoffs to prevent gaps and readmissions

Domain 3: Process Improvement and Evaluation

The smallest core area, at seven scored items, but still tested.

  • Evaluating outcomes of case management interventions
  • Using quality and performance data to improve processes
  • Understanding how case management contributes to organizational goals

Domain 4: Assessment, Care Coordination, and Intervention

The specialty-simulation area, delivered through the 12 simulation cases and 31 questions in your discipline's version.

  • Applying assessment, coordination, and intervention judgment to realistic cases
  • Prioritizing actions when multiple needs compete
  • Reflecting the perspective of your professional discipline (RN or SW)

For a domain-by-domain treatment, see our complete guide to the ACM exam content areas.

Key Takeaway

Because Care Coordination, Intervention, and Transition Management holds 45 of the core's 90 scored items, it deserves proportionally more study time than any other core area. Even so, do not neglect the seven scored process-improvement items, since they are often the quickest to master.

How Passing Is Determined

Passing is not a simple percentage. The exam uses a criterion-referenced standard that is specific to each exam form, and you must meet the standard for each portion. A fixed raw-percentage cutoff is not substituted. In practical terms, this means you cannot offset a weak core performance with a strong simulation result, and you cannot assume that any single raw score guarantees a pass. Our explainer on the ACM passing score covers this in more detail.

What the published pass rates do and do not tell you

ACMA's certification FAQ reported 2022 component pass rates of 64.9% for RN core, 60.3% for RN simulation, 50.2% for SW core, and 67.6% for SW simulation. Treat these figures carefully: they are separate component rates, not a combined pass rate, and they predate the revised 2026 exam, so they are not results for the current format. See our ACM pass rate analysis for how to interpret historical data responsibly.

Fees, Validity, and Renewal

ItemAmount or Detail
Examination fee$359
Expedited schedulingAdditional $46
Retest, both portions$359
Retest, one portion$200
Credential validityFour years
Renewal fee$209
Renewal CE requirement40 CE hours, at least 30 specific to health-care-delivery-system case management

The retest structure is worth noting: because the exam has two portions, failing only one means you pay the lower single-portion retest fee rather than the full amount. Planning for the possibility of a retest is part of budgeting realistically; our ACM certification cost breakdown lays out the total picture, and scheduling guidance on exam dates helps you time your registration.

The renewal requirement is also more specific than "any continuing education." Of the 40 CE hours, at least 30 must relate directly to case management in the health care delivery system, which keeps the credential tied to the field's actual practice.

Where the Credential Gets Used

Accredited Case Manager is oriented toward hospital and health-system case management, the environment where ACMA's membership concentrates. Roles where the credential tends to be relevant include:

  • Hospital-based case managers handling utilization review, discharge planning, and transition coordination
  • Social workers embedded in inpatient and outpatient care teams
  • Care coordinators and transition-of-care specialists in health systems
  • Case management leaders and directors who supervise multidisciplinary teams

Employers that run large inpatient operations are the most natural fit, but the credential also surfaces in post-acute, ambulatory, and payer-adjacent settings. Browse our overview of ACM-related jobs for more on role types, and see the ACM salary guide for earnings context. Whether the investment pays off for your situation is the subject of our ROI analysis of ACM certification.

Sequencing Your Preparation

Rather than a generic schedule, build your plan around the exam's actual structure. One reasonable sequence:

Weeks 1-2

Care Coordination, Intervention, and Transition Management

  • Start with the heaviest core area (45 scored items)
  • Revisit it again later; its volume rewards repetition
Week 3

Screening and Assessment

  • Cover the 38-item area while coordination concepts are fresh
  • Connect assessment findings to the interventions you studied
Week 4

Process Improvement and Evaluation, plus simulation practice

  • Cover the compact seven-item area quickly
  • Begin working through case-style scenarios for your RN or SW track
Final weeks

Integrated practice

  • Take timed sets mirroring the two-hour core and 90-minute simulation windows
  • Review misses by domain to find recurring weak spots

Our ACM study guide expands on resources and pacing, and the one-page ACM cheat sheet is useful for last-week review. To test yourself against exam-style questions, try the ACM practice tests, which let you drill by content area and rehearse the timing of both portions.

A note on simulation practice: Because the specialty portion evaluates judgment across 12 cases, reading about case management is not enough. Practice choosing between several plausible actions and explaining why one is best, because that is the skill the simulation rewards.

Frequently Asked Questions

What does ACM stand for in case management?

It stands for Accredited Case Manager, a credential administered by the American Case Management Association (ACMA) with National Board for Case Management (NBCM) governance. It is distinct from other credentials that share the same acronym.

Do I need to choose between ACM-RN and ACM-SW?

Your track follows your professional background. RNs pursue ACM-RN and social workers pursue ACM-SW. Both take the same shared core exam plus a discipline-specific simulation exam, and neither credential replaces the other.

How many questions are on the ACM exam?

The core portion has 110 multiple-choice questions (90 scored, 20 unscored pretest) in two hours, and the specialty portion has 31 questions across 12 simulation cases in 90 minutes. Combined, that is 141 questions and 210 minutes.

Can I count my internship toward the experience requirement?

No. Internships do not count. You need one year, or 2,080 hours, of supervised, paid case-management experience in the health care delivery system, and applicants with under two years must supply supervisor contact details and an attestation.

How long does the credential last, and what does renewal require?

The credential is valid for four years. Renewal costs $209 and requires 40 CE hours, at least 30 of which must be specific to health-care-delivery-system case management.

Ready to pass your ACM exam?

Put this into practice with free ACM questions across every exam domain.