Description
CPT has designated certain codes as "add-on procedures". These services are always done in conjunction with another procedure and are only payable when an appropriate primary service is also billed.
Affected Code(s)
Add-on Codes
https://www.cms.gov/Medicare/Coding/NationalCorrectCodInitEd/Add-On-Code-Edits
Applicable Policy References
1. Social Security Act (SSA), Title XVIII- Health Insurance for the Aged and Disabled, Section 1862(a)(1)(A)- Exclusions from Coverage and Medicare as a Secondary Payer
2. Social Security Act (SSA), Title XVIII- Health Insurance for the Aged and Disabled, Section 1833(e)- Payment of Benefits
3. 42 CFR §405.980- Reopening of Initial Determinations, Redeterminations, Reconsiderations, Decisions, and Reviews, (b)- Timeframes and Requirements for Reopening Initial Determinations and Redeterminations Initiated by a Contractor; and (c)- Timeframes and Requirements for Reopening Initial Determinations and Redeterminations Requested by a Party
4. 42 CFR §405.986- Good Cause for Reopening
5. 42 CFR §405.929- Post-Payment Review
6. 42 CFR §405.930- Failure to Respond to Additional Documentation Request
7. Medicare Claims Processing Manual, Chapter 12- Physicians/Nonphysician Practitioners, §30.D- Coding Services Supplemental to Principal Procedure (Add-On Codes) Code
8. Medicare Claims Processing Manual, Chapter 1- General Billing Requirements, §70 Time Limitations for Filing Part A and Part B Claims
9. Medicare Claims Processing Manual, Chapter 12- Physicians/Nonphysician Practitioners, §30.6.7. F. Add-On Code for Office/Outpatient E/M Visit Complexity ; §40.1 Definition of a Global Surgical Package; §40.8- Claims for Co-Surgeons and Team Surgeons; §40.9- Procedures Billed With Two or More Surgical Modifiers
10. Medicare Claims Processing Manual, Chapter 16- Laboratory Services, §40.8- Date of Service (DOS) for Clinical Laboratory and Pathology Specimens
11. Medicare Program Integrity Manual, Chapter 3- Verifying Potential Errors and Taking Corrective Actions, §§3.1- 3.6.6.
12. Add-on Code Edits, as updated by CMS- https://www.cms.gov/Medicare/Coding/NationalCorrectCodInitEd/Add-On-Code-Edits
13. AMA CPT Codebook
14. HCPCS Level II Codebook