How To Use CPT Code 85348

CPT 85348 describes the procedure for determining the time it takes for a clot to form in a patient’s blood sample using a method that does not have a more specific code. This article will cover the description, official description, procedure, qualifying circumstances, appropriate usage, documentation requirements, billing guidelines, historical information, similar codes and billing examples.

1. What is CPT Code 85348?

CPT 85348 can be used to determine the coagulation time of a patient’s blood sample using a method that does not have a more specific code. This code is used when the lab analyst performs a test to assess the time it takes for a clot to form in the blood sample.

2. Official Description

The official description of CPT code 85348 is: ‘Coagulation time; other methods.’

3. Procedure

1. The lab analyst performs a test using the patient’s blood sample to determine the time it takes for a clot to form.

4. Qualifying circumstances

CPT 85348 can be ordered by clinicians to screen for coagulation disorders or monitor blood thinner therapies. It is not limited to testing for a specific condition. However, labs rarely perform methods that require reporting this code.

5. When to use CPT code 85348

CPT code 85348 should be used when determining the coagulation time of a patient’s blood sample using a method that does not have a more specific code. It should not be used for tests that involve determining coagulation time by methods that have specific codes.

6. Documentation requirements

To support a claim for CPT 85348, the lab analyst must document the following information:

• Details of the test performed to determine the coagulation time
• Date and time of the test
• Patient’s information
• Any additional relevant information

7. Billing guidelines

When billing for CPT 85348, ensure that the test is performed using a method that does not have a more specific code. It is important to follow the guidelines provided by the payer regarding the billing of this code. Some payers may also separately reimburse for the collection of the specimen using a code such as 36415 for venipuncture.

8. Historical information

CPT 85348 was added to the Current Procedural Terminology system on January 1, 1990. There have been no updates to the code since its addition.

9. Examples

1. A lab analyst performing a coagulation time test using a method that does not have a specific code for a patient with suspected coagulation disorder.
2. A clinician ordering a coagulation time test to monitor the effectiveness of blood thinner therapy for a patient.
3. A lab analyst performing a coagulation time test to screen for coagulation disorders in a patient prior to surgery.
4. A clinician ordering a coagulation time test to assess the patient’s risk of excessive bleeding.
5. A lab analyst performing a coagulation time test to monitor the patient’s response to anticoagulant medication.
6. A clinician ordering a coagulation time test to evaluate the patient’s coagulation status before starting a new medication.
7. A lab analyst performing a coagulation time test to assess the patient’s coagulation profile as part of a routine health check-up.
8. A clinician ordering a coagulation time test to investigate the cause of unexplained bleeding in a patient.
9. A lab analyst performing a coagulation time test to assess the patient’s coagulation status before a surgical procedure.
10. A clinician ordering a coagulation time test to monitor the patient’s response to a change in medication dosage.