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CRCS Exam – 500+ Verified Terms & Definitions | Billing, Medicare, Compliance, Claims, Collections | AAHAM Certified Revenue Cycle Specialist 2026

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This in-depth reference guide includes over 500 expertly verified terms, acronyms, and definitions specifically compiled for the 2026 AAHAM Certified Revenue Cycle Specialist (CRCS) exam. The document is organized in a glossary-style Q&A format, making it an ideal tool for mastering key terminology required for success in patient access, billing, and healthcare revenue cycle operations. The material spans a broad range of critical topics: Medicare and Medicaid regulations (Parts A–D, Title XVIII & XIX) Claims processing (UB-04, CMS 1500, 5010A1, 837P/I) Compliance laws (HIPAA, EMTALA, False Claims Act, FDCPA) Revenue and reimbursement methodologies (RBRVS, APC, DRG, RUG, RVU) Healthcare accounting concepts (AR Days, ALOS, UCR, bad debt) Government programs and regulatory bodies (CMS, DHHS, OIG, SSA) Bankruptcy and financial protections (Chapter 7, 13, liens, credit laws) Patient financial rights, informed consent, and discharge processes The definitions are framed around real exam expectations and are useful for both first-time test takers and professionals seeking recertification. This resource is ideal for: Candidates preparing for the CRCS-I or CRCS-P certification Revenue cycle staff in hospitals, clinics, and physician offices Medical billers and coders transitioning to compliance or financial roles Patient access and registration professionals Healthcare administration students in billing and reimbursement programs This document serves as both a comprehensive study tool and a lasting professional reference for individuals involved in the revenue cycle of any healthcare facility. Keywords: CRCS exam prep, AAHAM certification, revenue cycle terms, Medicare billing, Medicaid, HIPAA, UB-04, CMS 1500, compliance laws, AR Days, patient access, billing definitions, healthcare finance, DRG, RBRVS, medical collections, claim processing

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AAHAM CRCS-P Study 2026 Exam
Questions and Verified Answers |
Already Graded A+



CRCS - 🧠 ANSWER ✔✔Certified Revenue Cycle Specialist


AAHAM - 🧠 ANSWER ✔✔The American Association of Healthcare

Administrative Management


1-Day Rule - 🧠 ANSWER ✔✔a requirement that all diagnostic or outpatient

services

furnished in connection with the principle admitting diagnosis within one

day prior to the hospital admission are bundled with the inpatient services

for Medicare billing.

,3-Day Rule - 🧠 ANSWER ✔✔a requirement that all diagnostic or outpatient

services

furnished in connection with the principle admitting diagnosis within three

days prior to the hospital admission are bundled with the inpatient services

for Medicare billing.


5010A1 - 🧠 ANSWER ✔✔the American National Standards Institute

transaction for a

professional claim (the electronic equivalent of the CMS 15000),

formerly the 837P


837I - 🧠 ANSWER ✔✔the American National Standards Institute

transaction for an

institutional claim; as a result of HIPAA, it is replacing the electronic

UB-04.


837P - 🧠 ANSWER ✔✔a former American National Standards Institute

transaction for a

professional claim (the electronic equivalent of the CMS 15000),

sincereplaced by the 5010A1.

,ABN - 🧠 ANSWER ✔✔the Advance Beneficiary Notice of Noncoverage; a

form given to a Medicare beneficiary before services are furnished when a

service does not meet or is not expected to meet medical necessity.


abuse - 🧠 ANSWER ✔✔the misuse of a person, substance, service, or

financial matter such that harm is caused; some forms of healthcare abuse

include excessive or unwarranted use of technology, pharmaceuticals, and

services; abuse of authority; and abuse of privacy, confidentiality, or duty to

care; it also includes improper billing practices (like billing Medicare instead

of primary insurer), increasing charges to Medicare beneficiaries but not to

other patients, unbundling of services, and unnecessary transfers of

patients.


Accounts Receivable (AR) Days Outstanding - 🧠 ANSWER ✔✔an estimate,

using average current revenues, of the days required to turn over the

accounts receivable under normal operating conditions; in simple terms,

this is an estimate of the time needed to collect the accounts receivable.


ACF - 🧠 ANSWER ✔✔Administration for Children and Families; one of the

DHHS

Operating Divisions.


COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3

, ACL - 🧠 ANSWER ✔✔Administration for Community Living; one of the

DHHS Operating

Divisions.


actual or expressed consent - 🧠 ANSWER ✔✔written or oral agreement by

the patient to

the treatment outlined.


acute inpatient - 🧠 ANSWER ✔✔a level of healthcare delivered to patients

experiencing

acute illness or trauma; it generally occurs in a hospital or emergency room

and is generally short-term care rather than long-term or chronic care.


ADC - 🧠 ANSWER ✔✔average daily census; the average number of

inpatients maintained in the hospital each day for a specific period of time.


ADRR - 🧠 ANSWER ✔✔Average Days of Revenue in Accounts Receivable;

also known as Accounts Receivable (AR) Days Outstanding; an estimate,

using average current revenues, of the days required to turn over the

accounts receivable under normal operating conditions; in simple terms,

this is an estimate of the time needed to collect the accounts receivable.

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