What is code 21 in medical billing?

Asked by: Prof. Antone Funk  |  Last update: April 13, 2025
Score: 4.4/5 (51 votes)

Conclusion. POS 21, also known as “Inpatient Hospital,” is a specific code used in medical billing to denote the location where healthcare services are provided. In the context of reimbursement, it signifies that the services were delivered in an inpatient hospital setting.

What is the reason code 21 for medical billing?

Incorrect insurance information: Code 21 may be assigned if the healthcare provider submitted the claim to the wrong insurance carrier. It is important to verify the patient's insurance information before submitting claims to ensure accurate billing.

What is a billing condition code 21?

These no-payment claims are referred to as “billing for denial” when they are submitted with the condition code 21 (billing for denial notice).

What is POS 21 in medical billing?

21. Inpatient Hospital A facility, other than psychiatric, which primarily provides diagnostic, therapeutic (both surgical and nonsurgical), and rehabilitation services by, or under, the supervision of physicians to patients admitted for a variety of medical conditions.

What is POS service code 21?

POS 21, also known as “Inpatient Hospital,” is a specific code used in medical billing to denote the location where healthcare services are provided. In the context of reimbursement, it signifies that the services were delivered in an inpatient hospital setting.

New & Established Office Visits Billing Codes - Chapter 21

16 related questions found

What is the difference between place of service 21 and 22?

If an independent laboratory bill for a test on a sample drawn on an inpatient or outpatient of a hospital, it uses the code for the inpatient (POS code 21), off-campus-outpatient hospital (POS code 19), or on-campus outpatient hospital (POS code 22), respectively.

What does code 21 mean in a hospital?

Code 21. Violent patient. Dial emergency number. Use. unit staff to confine, de-

What is status code 21?

This article is based on Change Request (CR) 6385 which provides implementing instructions for a new patient discharge status code 21, which defines discharges. or transfers to court/law enforcement. This includes transfers to incarceration facilities such as jail, prison, or other detention facility.

What does error code 21 mean?

Windows is removing this device. ( Code 21) Cause. This error means that Windows is in the process of removing the device. However, the device has not yet been completely removed.

What is denial reason code 21?

Beneficiaries are assumed to be liable on claims using condition code 21, since these claims, sometimes called “no-pay bills” and having all non-covered charges, are submitted to Medicare to obtain a denial that can be passed to subsequent payers.

What is ACH code 21?

ACH Return Code R21, also known as "Invalid Company Identification," is a standard code used in Automated Clearing House (ACH) transactions.

What are common billing codes?

Common CPT Examples
  • 97110 – Therapeutic Exercises. ...
  • 97112 – Neuromuscular Reeducation. ...
  • 99396 – Physical Checkup. ...
  • 99397 – Preventive Exam for Patient over 65. ...
  • 99386 – Preventive Exam for New Adult Patient. ...
  • 90658 – Administer Flu Shot. ...
  • 36415 – Routine Venipuncture (Blood Draw) ...
  • 71045 – X-Ray Chest Exam 1 View.

What is hospital discharge code 21?

Change Request (CR) 6385 provides implementing instructions for a new patient discharge status code (21), which defines discharges or transfers to court/law enforcement.

What does modifier 21 indicate?

Use modifier -21, “Prolonged Evaluation and Management Services,” when an E/M service takes more time than is usually required for the highest level of service within a given E/M category.

What is the UHC rejection code 21?

21 - Missing or invalid information. Usage: At least one other status code is required to identify the missing or invalid information. This rejection from the US Department of Labor means your 9-Digit Provider Site ID number is required on your claims and has not been included in Box 33B.

What is the billing code 21?

This code specifies inpatient care as different from outpatient practice. It also includes emergency room visitation or care in assisted living facilities. Healthcare providers must use POS 21 to classify services as inpatient care to ensure that the bill accurately reflects the level of care provided.

What is the response code 21?

Response Code: 21 - No Action Taken. The customer's card issuer has indicated there is a problem with the credit card number. The customer should use an alternate credit card, or contact their bank.

What is CMS condition code 21?

Beneficiaries are assumed to be liable on claims using condition code 21, since these claims, sometimes called “no-pay bills” and having all non-covered charges, are submitted to Medicare to obtain a denial that can be passed to subsequent payers. An advance beneficiary notice (ABN) is not required in these cases.

What is the most serious code in a hospital?

"Code blue” is used to indicate that a patient requires resuscitation or is in need of immediate medical attention, most often as the result of a respiratory arrest or cardiac arrest. When called overhead, the page takes the form of "Code blue, [floor], [room]" to alert the resuscitation team where to respond.

How to identify urgent care claims?

Urgent care facilities rely on designated Healthcare Common Procedure Coding System (HCPCS) codes, identified with the distinctive prefix 'S,' including S9088 and S9083. These codes play a pivotal role in facilitating billing processes for evaluating and treating medical conditions.

What is the medical codes?

Medical coding classification systems are groups of codes that correspond to individual procedures and diagnoses. They are used to accurately track information about diseases and health conditions in patient records and play a role in the medical billing process.

What is 21 in cms 1500?

Item 21. Item 21 - Enter the patient's diagnosis/condition. You must use an ICD-10 code number and code to the highest level of specificity for the date of service.

What is the code for home visits?

Home visits services (CPT ® codes 99341–99350) may only be billed when services are provided in beneficiary's private residence (POS 12). To bill these codes, physician must be physically present in beneficiary's home.

What does reason code 22 mean?

Denial code 22 is an indication that the healthcare service or treatment may be covered by another insurance provider as per coordination of benefits.