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What does UB04 mean in medical billing?

Author

Emma Payne

Published Mar 13, 2026

What does UB04 mean in medical billing?

uniform medical billing form

Also know, what is a UB-04 form and when is it used?

The UB-04 (CMS 1450) is a claim form used by hospitals, nursing facilities, in-patient, and other facility providers. A specific facility provider of service may also utilize this type of form. Both forms help to process the medical claim of a patient.

Secondly, who will use UB-04 claim form for billing the medical services? If you work in a medical clinic, hospital, rehabilitation center or nursing home, then you would use the UB-04 claim form for billing purposes. If you are a physician or doctor, then you should fill out the CMS-1500 claim form to complete your billing.

Likewise, what does UB in UB-04 stand for?

Definition. UB-04. Uniform Billing Form (claims)

What is the difference between CMS 1500 and UB-04 CMS 1450?

The UB-04 (CMS-1450) form is the claim form for institutional facilities such as hospitals or outpatient facilities. This would include things like surgery, radiology, laboratory, or other facility services. The HCFA-1500 form (CMS-1500) is used to submit charges covered under Medicare Part B.

Does UB04 have place of service?

Enter the four digit code that identifies the specific type of bill and frequency of submission. The first digit is a leading zero. ASC providers use the Current Procedural Terminology (CPT) coding system.

How do you get a UB04?

Ask your physician to provide a completed HCFA 1500 or ask the hospital to provide a completed UB04. Authorization to obtain information: To allow Aflac to contact your provider on your behalf, please include the provider's name, address and fax number (if available).

What are UB-04 codes?

What are UB04 Condition Codes? This form, also known as the UB-04, is a uniform institutional provider bill suitable for use in billing multiple third party payers. Because it serves many payers, a particular payer may not need some data elements.

How many diagnosis codes can be reported on a UB04?

(Note the UB-40 allows for up to eighteen (18) diagnosis codes.) The HCFA-1500 (CMS 1500): is a medical claim form used by individual doctors & practice, nurses, and professionals including therapists, chiropractors and outpatient clinics. It is not typically hospital-oriented.

What is the occurrence code on a UB04?

Event codes are two alpha- numeric digits, and dates are six numeric digits (MMDDYY). When occurrence codes 01-04 and 24 are entered, the provider must make sure the entry includes the appropriate value code in FLs 39-41, if there is another payer involved. Occurrence and occurrence span codes are mutually exclusive.

How many blocks is a UB-04 claim?

There are 81 fields (or lines) on a UB-04 form. These are referred to as form locators or “FL.†Each form locator has a unique purpose for the insurance carrier and provider so that they can communicate. It's important that each of the UB-04 fields is filled out correctly to ensure a smooth process.

What does UB04 stand for?

The UB-04 uniform medical billing form is the standard claim form that any institutional provider can use for the billing of inpatient or outpatient medical and mental health claims. It is a paper claim form printed with red ink on white standard paper.

What does UB mean in insurance?

The Uniform Billing Form – known either as the UB-04 or CMS 1450 – is the standard for billing all major insurance providers as well as Medicare. The form contains more than 80 lines for important patient information.

What is the full form of UB?

UB Full Form
Full FormCategoryTerm
Universal BinarySoftwaresUB
USKA BAZARIndian Railway StationUB
Upper BraceSpace ScienceUB
Utility BridgeSpace ScienceUB

What agency created the UB04?

Founded by the American Hospital Association (AHA) in 1975, the National Uniform Billing Committee (NUBC) works to create and maintain standardized billing materials for those involved with healthcare, including government institutions, private and public healthcare providers, and insurance companies.

What is a UB code?

Medical billing uses three-digit codes on a claim form to describe the type of bill a provider is submitting to a payor. Each digit has a specific purpose and is required on all UB-04 claims. The first digit of the facility code indicates the type of facility; i.e., 1 = Hospital, 2 = Skilled Nursing Facility, etc.

Where is DRG on UB04?

Where is the DRG code on a ub04? Box 71 - PPS CODE This is were you will locate the DRG code.

What is the difference between UB92 and UB04?

A number of things were added to the UB92 form when it underwent the revision to become UB04. The main change is the addition of the field in which to input a National Provider Identifier (NPI). Additional fields were also added like more diagnosis code fields.

What is Box 38 on a UB04?

38 Responsible Party Name and Address Required This field is for reporting the name and address of the person responsible for the bill. 39 - 41 Value Codes and Amounts Conditional These fields contain the codes and related dollar amounts to identify the monetary data for processing claims.

Why is it important to complete the UB 04 form accurately?

Filling out the form precisely ensures that the bill the patient sees accurately reflects their care experience. Doing so will also prevent a claims denial from the insurer.

What is a DCN number for Medicare?

The DCN provides a reference number for the control and monitoring of each claim. To differentiate between claims for the beneficiary, the system creates a unique control number. The DCN may also be referred to as the ICN . The DCN is a 23-position number assigned by the system.

How are covered and non-covered Days reported on a UB04?

All inpatient claims must report the covered and non-covered days. This must be done using value codes 80 and 81 (Form Locator 39 - 41; Loop 2300 HI -Value Information: H101-2-H112-2 (value code), H101-5-H112-5 (value amount)).

How are the procedural charges on a UB-04 claim sequenced?

How are the procedural charges on a UB-04 claim form sequenced? a. They are not sequenced in any particular order.

What is a 1500 claim?

The CMS-1500 form is the standard claim form used by a non-institutional provider or supplier to bill Medicare carriers and durable medical equipment regional carriers (DMERCs) when a provider qualifies for a waiver from the Administrative Simplification Compliance Act (ASCA) requirement for electronic submission of

What is the ABN used for?

An ABN gives you the opportunity to accept or refuse the items or services and protects you from unexpected financial liability in cases where Medicare denies payment. It also offers you the right to appeal Medicare's decision.

What is a UB 92?

Form UB 92 is also known as a Uniform or Universal Billing form. It is used in the healthcare industry to submit insurance claims to Medicare or other health insurance companies. Completion of this form helps insurance companies decide whether the healthcare provider should receive reimbursement.

What is difference between professional and institutional claims?

Institutional billing also sometimes encompasses collections, while Professional claims and billing typically doesn't. Professional billing controls the billing of claims generated for work performed by physicians, suppliers, and other non-institutional providers for both outpatient and inpatient services.

Which providers use ABN form?

The Advance Beneficiary Notice of Noncoverage (ABN), Form CMS-R-131, is issued by providers (including independent laboratories, home health agencies, and hospices), physicians, practitioners, and suppliers to Original Medicare (fee for service - FFS) beneficiaries in situations where Medicare payment is expected to be

What is HCFA in healthcare?

Health Care Financing Administration, the agency that administers the Medicare, Medicaid, and Child Health Insurance programs.

What is the difference between hospital and professional billing?

The only difference for physician billing and hospital billing is that, hospital or institutional billing deals only with medical billing process and not with medical coding. Whereas physician billing includes medical coding. The appointed medical biller for hospitals only performs duties of billing and collections.

Who bills on a HCFA 1500?

CMS-1500 Form (sometimes called HCFA 1500):

This is the standard health insurance claim form used for submitting physician and professional claims to bill Medicare providers. In other words, the CMS-1500 is used for individual provider claims and is used to submit charges under Medicare Part-B.

What is HCFA billing?

A HCFA 1500 form is used by the Health Care Financing Administration. It is used for health care claims. It is used to submit a bill or charge for health insurance coverage. This could be through Medicare, Champus, group health care, or other forms of insurance.

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