What is rev code 124?

Editorial team Published on

Revenue Code 124 (often formatted as 0124) stands for Room and Board – Semi-private (two beds), Psychiatric.

What the Code Means

  • Revenue Code Category (012X): Covers semi-private room and board accommodation services in a hospital or facility with two beds per room.
  • Specific Subcategory (0124): Identifies the semi-private room charge specifically for an inpatient stay in a psychiatric unit or treatment area.

How It Works in Medical Billing

  • Facility Charges Only: It tracks the physical accommodation and basic room services provided by the psychiatric department, distinct from individual doctor fees or specific therapies.
  • UB-04 Claim Form: Hospitals use this code on standard institutional billing claims to tell insurance payers exactly which department generated the daily room and board fee.

What is rev code 0124?

Revenue code 0124 stands for Room and Board Semi-Private (Two Beds) - Psychiatric in institutional medical billing.

Overview of Revenue Code 0124

  • Category: 012X series, which designates semi-private accommodations with two beds.
  • Specific Service: Inpatient psychiatric room and board care provided in a two-bed semi-private room.
  • Usage: Used by hospitals and inpatient psychiatric facilities on institutional claims (such as the UB-04/CMS-1450 form) to bill for room and accommodation charges.

What does the billing code C124 represent?

C124 is an OHIP billing code used by the Most Responsible Physician (MRP) for the day of a patient's discharge from the hospital.

Code Details

  • Purpose: Covers the subsequent visit on the day the patient goes home.
  • Fee Value: Approximately $61.15 to $62.85 depending on the specific specialty schedule.
  • Role: Must be billed by the Most Responsible Physician (MRP) in charge of the patient's care.

Requirements

To successfully bill C124, you must complete these tasks on the day of discharge:

  • Complete the discharge summary.
  • Arrange necessary follow-up care.
  • Prescribe discharge medications.
  • Include the admission date and facility/master number on the claim.
  • Ensure the stay lasted at least 48 hours from admission.

When Not to Bill

You cannot claim C124 if:

  • The patient is transferred to another unit within the same hospital.
  • The patient passes away in the hospital.
  • You are not the designated MRP.

What does rev code mean?

A revenue code (or rev code) is a four-digit numeric code used in medical billing to identify the specific hospital department, accommodation, or service category where a patient received care.

Purpose and Structure

  • What it tells the payer: It acts as a "department tag" on institutional claims (such as the UB-04 claim form), telling insurance companies where inside a facility a service happened (e.g., the emergency room, pharmacy, or operating room).
  • How it is structured: The first digit is typically a zero, the next two digits show the broader service or department category, and the final digit provides a specific sub-classification.
  • Difference from CPT codes: While CPT/HCPCS codes describe what specific medical procedure or test was done, revenue codes explain where that charge belongs within the facility. They are designed to work together on a claim.

Common Examples

  • 0250: Pharmacy (General)
  • 0300: Laboratory (General)
  • 0360: Operating Room Services (General)
  • 0450: Emergency Room (General)

Are rev codes the same as CPT codes?

No, revenue codes and CPT codes are not the same; they serve completely different purposes in medical billing.

Key Differences

  • Revenue Codes (Rev Codes): These are four-digit numeric codes that identify where a service was provided within a facility or name the specific cost center (like the emergency room, laboratory, or pharmacy). They are primarily used on institutional claims via the UB-04 form. Format: Always 4 digits (e.g., 0300 for general lab).
  • CPT Codes (Current Procedural Terminology): These are five-character codes that describe what specific procedure, test, or service was performed by a clinician. Format: 5 digits/characters (e.g., 80053 for a comprehensive metabolic blood panel).

How They Work Together

While they are different, they often appear together on the same institutional claim line. The revenue code tells the insurance payer the department where you were treated, and the CPT code tells them the exact medical service you received there.

Partnership Interests and Community Property: Rev. Rul. 79-124

9 related questions found

What is rev code 0123?

Revenue code 0123 designates semi-private two-bed room and board services for a Pediatric patient in an institutional medical setting.

Overview of Revenue Code 0123

  • Category: Room and Board – Semi-private (Two Beds), falling under the general 012X revenue code series.
  • Specific Description: Semi-private room, two beds, pediatric unit.
  • Usage: Entered on institutional claims (such as the UB-04 form) by hospitals and inpatient facilities to identify the specific accommodation category and department where a young patient received room and board care.
  • Included Services: Typically covers the semi-private hospital bed/room, routine nursing care, dietary services and meals, and basic facility items associated with the inpatient stay.

How do I bill for an inpatient consult?

To bill for an inpatient consultation, you must document the "Three Rs" (Request, Render, and Report) and select your codes based on insurance guidelines, time, or medical decision-making (MDM).

1. Know Your Payer Rules (Medicare vs. Commercial)

  • Medicare and CMS-following payers: Do not accept inpatient consultation CPT codes (99252–99255). Instead, bill using Initial Hospital Care codes (99221–99223) for your first visit. Do not append modifier AI (which is reserved exclusively for the admitting/principal physician of record).
  • Commercial and private payers: Many still accept specific inpatient consultation codes (99252–99255), but you should always verify individual payer contracts.

2. Meet the "Three Rs" Documentation Requirements

To qualify and bill as a proper consultation, your medical record must distinctly show:

  • Request: A documented formal request from another provider or qualified healthcare professional asking for your expert opinion or advice.
  • Render: Your personal examination and rendering of the requested service/opinion.
  • Report: A written report/opinion communicated back to the requesting provider.

3. Select the Code Level (By MDM or Time)

If using commercial consultation codes (99252–99255), choose your level based on Medical Decision Making complexity or total floor/unit time spent on the date of service:

  • 99252: 35 minutes; Straightforward MDM
  • 99253: 45 minutes; Low MDM
  • 99254: 60 minutes; Moderate MDM
  • 99255: 80 minutes; High MDM
  • +99418: Prolonged inpatient service (used in 15-minute increments for time exceeding 95+ minutes on code 99255)

4. Billing Follow-Up Visits

  • Per CPT rules, only one consultation code is allowed per consultant per hospital admission.
  • For subsequent daily follow-up visits during the same stay, use Subsequent Hospital Care codes (99231–99233).

What is revenue code 0214?

Revenue code 0214 represents an Intermediate Coronary Care Unit (CCU) accommodation service on institutional medical claims.

Overview of Revenue Code 0214

  • Category: 021X (Coronary Care Unit)
  • Description: Intermediate CCU (historically referred to as "Post CCU" in some older state or legacy guidelines)
  • Purpose: Identifies hospital care for cardiac patients who need a step-down or lower-acuity level of care compared to a full intensive care unit (ICU) or primary CCU, but still require specialized cardiac monitoring and nursing.
  • Form Locator: Reported on the UB-04 (CMS-1450) claim form in Form Locator 42.

What is CPT code 99223 used for?

CPT code 99223 is used to bill for the initial hospital inpatient or observation care of a patient at the highest level of complexity.

Key Details

  • Service Type: First hospital encounter for a newly admitted inpatient or a patient placed in observation status by the admitting physician or qualified healthcare professional.
  • Medical Decision Making (MDM): Requires a High Level of Medical Decision Making, which involves high-severity problems, extensive data review, and high risk of morbidity or mortality.
  • Time Requirement: If choosing the code based on time rather than MDM, the encounter requires a minimum of 75 minutes of total time spent by the provider on the date of the service.
  • Frequency: Can typically be billed only once per hospital stay for the initial visit by the admitting provider or same-specialty group. Subsequent daily visits use separate codes (99231–99233).

Learn more about documentation criteria and updates from the American Medical Association.

What does the C121 billing code represent?

The C121 billing code represents an additional hospital visit required for an acute intercurrent illness (a new or separate condition developing during an existing hospital stay) that exceeds standard visit limits under the Ontario Health Insurance Plan (OHIP).

Key Details and Rules

  • Purpose: Used by the Most Responsible Physician (MRP) to bill for extra assessments when a hospitalized patient's condition changes due to a secondary, acute issue (such as a new infection or delirium).
  • Timing: Typically applied after 5 weeks of hospitalization, when routine subsequent visits become restricted by weekly or monthly caps.
  • Exemptions: The standard caps on hospital visits do not apply to claims made under C121 for valid intercurrent conditions.
  • Eligibility: This code is generally restricted to the MRP managing the patient's care. You can find more comprehensive details via Dr.Bill or SnapBill MD.