Medical coding and billing mistakes

1. Inputting the wrong codes or confusing codes such as CPT codes, point of services codes, or ICD-10-CM codes

2. Entering too few or too many digits for ICD-10-CM codes

3. Inputting mismatched treatment and diagnostic codes

4. Forgetting to input codes at all for services performed by a physician or another healthcare official

5. Not having access to EOBs on denied claims

6. Entering incorrect information for the provider

6.1. name, address, contact information, etc

7. Entering incorrect information for the patient

7.1. name, sex, date of birth, insurance ID information, etc.

8. Entering incorrect information for the insurance provider

8.1. policy number, address, contact information, etc

9. Not verifying a patient's insurance coverage

10. Duplicate billing