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RCM Glossary

Revenue Cycle Management (RCM) Glossary

Independent practices, medical groups, Federally Qualified Health Centers and Rural Health Clinics operate with different teams, systems and administrative demands. ATS Healthcare aligns revenue-cycle, patient-access, provider-enrollment and practice-technology support with the way your organization works.

What Is Revenue Cycle Management?

Revenue cycle management is the coordinated process a medical practice uses to manage the financial and administrative work connected to patient care—from registration and eligibility through documentation, coding, claim submission, payment posting, denial follow-up and patient billing.

This glossary is educational. Payer policies, contracts, plan terms, current coding guidance and applicable laws determine how a term works in a specific situation.

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A
A/R Aging

A report that groups unpaid accounts receivable by how long each balance has been outstanding, often in current, 30-, 60- and 90-plus-day ranges.

Why it matters: It helps staff identify slow payments, aging balances and accounts that require follow-up.

Accounts Receivable (A/R)

Money recorded as owed to the practice for services already provided but not yet collected from payers or patients.

Why it matters: Monitoring A/R helps the practice prioritize follow-up and identify issues affecting cash flow.

Allowed Amount

The amount a health plan recognizes as the payment basis for a covered service. It may differ from the provider’s billed charge.

Why it matters: Plan payment and patient cost sharing are often calculated from the allowed amount.

Appeal

A formal request asking a payer or designated reviewer to reconsider a decision not to pay or to limit payment of a claim.

Why it matters: A timely, well-supported appeal gives the practice a defined way to challenge an adverse determination.

B
Benefits Verification

A review of plan information for a proposed service, including coverage, deductible, copayment, coinsurance, limits and possible authorization requirements.

Why it matters: It supports scheduling, authorization, patient estimates and collection decisions.

C
CAQH

A provider-data platform, now DataSpring, where clinicians and groups maintain professional information and authorize participating plans to access it.

Why it matters: A current, attested profile can reduce duplicate applications and payer-data mismatches.

Charge Capture

The process of recording billable services, procedures, supplies and encounter details supported by clinical documentation.

Why it matters: Complete and timely capture reduces missed charges and helps claims move forward accurately.

Charge Lag

The time between providing a service and entering or capturing its charge in the billing system.

Why it matters: Longer lag delays claim submission and can increase timely-filing risk.

Claim

A request sent by a medical practice to a health plan for payment for services provided to a patient.

Why it matters: A complete claim gives the payer the information needed to evaluate and process payment.

Claim Adjudication

The payer’s process of evaluating an accepted claim under applicable coverage, coding, medical-necessity, contract and payment rules.

Why it matters: The result determines payment, adjustments, patient responsibility or denial follow-up.

Claim Denial

A payer decision not to pay all or part of a claim after review.

Why it matters: The practice must determine whether correction, documentation, contractual review or an appeal is appropriate.

Claim Rejection

A claim returned because it fails required data, format or basic validation checks, generally before payer adjudication.

Why it matters: A rejected claim usually needs correction and resubmission before it can enter the normal payment workflow.

Claim Scrubbing

A pre-submission review of claim data against formatting, completeness, coding and known payer or clearinghouse edits.

Why it matters: It can catch preventable errors before they cause rejected claims or processing delays.

Clean Claim

A claim containing the information needed for normal processing without additional development before review.

Why it matters: Clean claims reduce avoidable rework and processing delays.

Clean Claim Rate (CCR)

The percentage of submitted claims accepted without correction or manual rework on the first pass.

Why it matters: It helps the practice monitor front-end claim quality. The exact formula should be defined before results are compared.

Coinsurance

The patient’s percentage share of a plan’s applicable cost for a covered service, commonly calculated from the allowed amount.

Why it matters: The verified percentage helps the practice estimate and communicate patient responsibility.

Collection Efficiency

A practice-defined measure of how much collectible revenue was collected during a stated period.

Why it matters: It can reveal collection performance only when the numerator, denominator, period and adjustment rules are clearly documented.

Contractual Adjustment

The portion of a billed charge the practice does not expect to collect because a payer agreement or payment methodology establishes a different allowed amount.

Why it matters: Correct treatment prevents negotiated adjustments from being mistaken for collectible balances.

Copayment (Copay)

A fixed dollar amount a patient pays for a covered service, often based on the service type or network tier.

Why it matters: A verified copayment supports point-of-service collection and clearer patient communication.

CPT

The American Medical Association’s five-digit code set used primarily to describe medical services and procedures performed by physicians and other qualified professionals.

Why it matters: It provides a common way to report services, but a CPT code does not itself determine coverage or payment.

Credit Balance

A remaining account credit showing that recorded payments or other credits exceed the amount currently owed.

Why it matters: Reviewing credits helps prevent inaccurate statements and identifies amounts that may require refund or correction.

D
Days in A/R (A/R)

An estimate of how many average daily charges are represented by outstanding accounts receivable.

Why it matters: It provides a cash-flow signal and can expose slow payment, billing backlogs or unresolved balances.

Deductible

The amount a patient generally pays for covered services during a plan period before the plan begins paying for services subject to that deductible.

Why it matters: Remaining deductible information supports more realistic estimates and collection decisions.

Denial Rate

The share of claims, claim lines or billed dollars denied during a defined measurement period.

Why it matters: Tracking denials helps identify recurring eligibility, authorization, documentation, coding or timely-filing problems.

Diagnosis Code

A standardized code representing a documented disease, condition, symptom or reason for an encounter, commonly using ICD-10-CM in U.S. outpatient practice.

Why it matters: It connects the reported service to the documented clinical reason for care.

E
Electronic Funds Transfer (EFT)

An electronic instruction from a payer to move payment into a provider’s financial-institution account.

Why it matters: When matched to remittance data, EFT can streamline payment receipt and reconciliation.

Electronic Remittance Advice (ERA)

An electronic message explaining how a payer processed a claim, including payment, adjustments and reasons for its decision.

Why it matters: ERA detail supports payment posting, reconciliation, denial identification and follow-up.

Eligibility Verification

A check of whether a patient’s health-plan coverage is active and applies on the relevant date and to the provider or service.

Why it matters: It helps confirm the responsible payer and reduce inactive-coverage or routing problems.

Explanation of Benefits (EOB)

A payer’s member-facing statement describing a claim, allowed amount, plan payment and the amount the patient may owe. It is not a bill.

Why it matters: Comparing the EOB with the practice account helps explain balances and identify discrepancies.

H
HCPCS

The Healthcare Common Procedure Coding System. Level I is CPT; Level II identifies products, supplies, drugs, equipment and services not captured by CPT.

Why it matters: Using the correct current code helps payers process reported services and supplies.

I
ICD-10-CM

The U.S. clinical modification of ICD-10 used to classify diseases, conditions, symptoms and other diagnoses.

Why it matters: It communicates the documented clinical reason for care and supports claim and medical-necessity review.

M
Medical Necessity

The clinical rationale that a service or supply is needed to diagnose or treat a condition and meets applicable standards and payer requirements.

Why it matters: Documented medical necessity supports authorization, claim review and appeals.

Modifier

A standardized letter or number added to a service code to describe a relevant circumstance, such as a distinct service or anatomic site.

Why it matters: When properly supported, it helps the payer interpret the service line accurately.

N
National Provider Identifier (NPI)

A unique 10-digit identifier assigned to a covered healthcare provider for standard administrative and financial transactions.

Why it matters: The correct individual or organization NPI supports enrollment and claim identification.

Net Collection Rate (NCR)

The percentage of collectible reimbursement received after contractual allowances and other permitted adjustments are removed.

Why it matters: It helps show how effectively a practice converts the revenue it was entitled to receive into cash.

P
Patient Responsibility

The portion of a covered service’s cost the patient may owe after plan coverage is applied, such as a deductible, copayment or coinsurance.

Why it matters: Accurate identification supports clearer estimates, statements and collections.

Payer Enrollment

The administrative process of registering a provider or practice with a health plan or government program for recognition and payment.

Why it matters: Correct enrollment helps claims route under the appropriate provider, location and billing relationship.

Payment Posting

The process of recording payer and patient payments, adjustments and claim outcomes in patient-account and accounting systems.

Why it matters: Accurate posting keeps balances current and supports reconciliation and follow-up.

Prior Authorization

A payer review in which approval is requested before a specified service, item, drug or procedure is delivered.

Why it matters: Checking requirements and submitting complete requests can reduce avoidable delays and denials. Approval is not necessarily a payment guarantee.

Procedure Code

A standardized code identifying a service, treatment, test, procedure, product or supply reported on a claim.

Why it matters: It tells the payer what was performed or supplied for processing and payment review.

Provider Credentialing

The process of verifying a clinician’s education, training, license, experience and other qualifications.

Why it matters: Accurate credentialing supports network participation and correct provider setup.

R
Recredentialing

A recurring review of a participating provider’s qualifications and current information.

Why it matters: Tracking recredentialing helps prevent participation issues caused by expired or outdated records.

Referral

A request or permission for a patient to receive care from another provider, often from primary care to a specialist.

Why it matters: Referral management supports care coordination and helps meet applicable plan requirements.

Revenue Cycle Management (RCM)

The coordinated process that connects patient access, documentation, coding, claim submission, payment posting, denial follow-up and patient billing.

Why it matters: Managing the full workflow supports accurate claims, better visibility and more dependable cash flow.

T
Taxonomy Code

A 10-character code describing a healthcare provider’s classification and specialization in NPI and related payer workflows.

Why it matters: It helps enrollment and payer systems classify the provider and apply relevant routing or edits.

Timely Filing Limit

The deadline set by a payer, program or contract for submitting a claim, corrected claim or sometimes an appeal.

Why it matters: Tracking the correct deadline helps preserve the practice’s opportunity for processing and payment.

U
Underpayment

A payment lower than the amount the practice reasonably calculates is due after reviewing the payer contract, fee schedule and adjudication.

Why it matters: Valid underpayment follow-up can recover missed revenue and reveal recurring payer or configuration issues.

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