The UB-04 form is a standard form used to claim for medical billing. It is used to bill for both inpatient (patient is admitted for a day or longer) and outpatient (patient takes treatment without a hospital stay) services. It is a comprehensive form that provides crucial yet detailed information to both payer and provider.
But the question is, which claim is submitted by institutions? Institutional healthcare refers to formal organizations that provide care, such as hospitals, rehabilitation centers, and mental health centers. Institutional healthcare providers also use the UB-04 claim form for submissions. However, many types of billing forms are used for medical billing.

Types of Medical Billing Forms
A formal approach is always used for medical bill claims, where authorized forms are filled out and submitted to claim charges for the services provided. These medical billing forms come in different types, including,
- Professional forms, also known as CMS-1500 forms, are typically paper forms used by individual therapists or doctors to submit claims for services they provide. Additionally, there are electronic 837P forms used for professional claims, which are obviously a fast electronic method.
- The Institutional CMS 1450 form is available in both paper and electronic formats. The UB-04 type of bill is commonly used for institutional claims, such as services and facilities (e.g., nursing rooms, operating theaters). Its electronic version is 837I.
ADA J400 is considered a specialized form. The electronic equivalent of a dental claim form, 837D, is used to claim for dental services that benefit the patient’s oral health.
Importance of UB-04 Form in Medical Billing
Filing a claim is an essential step in medical billing. That is why the National Uniform Billing Committee supervises the format of this form to maintain the official record of claims. The Medicare UB-04 form is also crucial for accurate billing of a wide range of services. It is used by Medicaid claims, 98% of Medicare claims, and 80% of institutional claims.
A Detailed Overview of Medical Billing Form UB-04
The UB-04 form in medical billing uses standard codes for the entire procedure for timely filing. This form’s significance lies in its comprehensive nature, capturing detailed information for both parties. How many boxes are in the UB04 form? There are 81 boxes, including the form locator. Fl 18-28 shows the place of service on the UB04 form. It organizes sufficient data for each section to minimize delays and denials and to enable a smooth revenue cycle.
First, how do I get the UB-04 form from the hospital? You can get the UB-04 claim form to file for the benefits you received by contacting the hospital’s billing department. Usually, hospitals submit the UB-04 form on their own after providing services. In that case, you can ask for a copy of the submitted claim to match the information with the service record for surety.
UB-04 Form Field Descriptions
Many insurance companies use a standard claim form, but some payers generate their own forms and accept claims only through them. How to fill out a health insurance claim form? The medical claim process requires precise and detailed information from both parties. Also, the insurance plan covers the patient. This essential information is not only covered in the type of bill in UB04, but also in each claim form.
- Patient Information included: name, date of birth, and insurance ID.
- Providers’ Information who take charge of treatment.
- The facility claim form has procedure Information: diagnosis codes and details about the service provided.
- Charges for the taken service.
- Patient’s policy number and insurance details.
Here is the list of UB-04 bill codes used to complete the medical claims process.
UB-04 Type of Bill Codes List
Each code represents different information in the system. Let’s get an insight into the code and what information it provides.
| Field Codes | Information |
| Fl 1-5 | Provider’s name, address, patient control number, etc. |
| Fl 8-11 | These are patient control numbers. Here you fill in the patient’s name, address, DOB, and gender, etc. |
| Fl 12- 17 | The admission type code shows the point of origin and discharge time. |
| Fl 18- 28 | This list of condition codes for UB-04 indicates the exact service a patient received and the billing situation. |
| Fl 29 | For accidental cases |
| Fl 31- 36 | The occurrence codes on UB-04 explain the accident, illness, and surgery or session date. |
| Fl 42- 48 | Quantity of units, total charges for the current billing period. |
| Fl 50-65 | Insurance payer information, authorized codes, and insurance number included patient relationship codes |
| Fl 67-75 | Diagnoses codes |
| Fl 79- 81 | Significant procedure codes and dates |
The CMS-1450 form covers these codes, but keep in mind that some fields may not apply to every claim. Some exceptional cases use almost all fl codes.
UB-04 Health Insurance Claim Form Example
We are generating a UB-04 claim form PDF sample to help you understand how the claim form works. So, you can easily fill out your medical billing claim form without any inconvenience.
What is the Difference Between CMS-1500 and UB-04 Claim Form
At this point, it is already clear which claim type is used by whom. Still, if you generate a wrong form for a service claim, it will be instantly rejected or denied. So be careful before submitting your claim, that is why Star Billing Solution is on board to provide accurate medical coding services to take care of your financial side with care and clarity.
In some cases, a single patient may use both forms, such as during an inpatient hospital stay, an emergency visit, or observation services after surgery. Let’s see the difference between UB-04 vs cms 1500 form.
| Features | UB-04 form in medical billing | Cms 1500 |
| Claim Type | Institutional | Professional |
| Utilized | Hospitals, rehab centers, etc. | Physicians, Non-facility providers like medical labs and ambulances. |
| Billing purpose | Inpatient and outpatient services and facilities | time, services, consultations |
| Electronic Equivalent | 837I | 837P |
| Consent for | High-end billing codes | Fewer and easier charges |
Star Billing Solutions Will Assist Through Accurate Coding for UB-04 Form
Managing multiple billing accounts can be daunting. To file a timely institutional claim, Star Billing Solutions offers its RCM services, including medical credentialing, medical billing, and denial management. It helps generate a precise, clear UB-04 claim form, resulting in timely payments. By partnering with Star Billing Solutions, you can improve your net collection rate.