Ostomy Supplies Quarterly Results of Targeted Probe and Educate Review

The Jurisdiction D, DME MAC, Medical Review Department is conducting a Targeted Probe and Educate (TPE) review of HCPCS code(s) A4385, A4407, A4409, A4419, A4425, A4432, and A5057. The quarterly edit effectiveness results from April 2025 - June 2025 are as follows:

Based on dollars, the overall claim potential improper payment rate is 20%.

Top Medical Necessity Denial Reasons

  • Medical record documentation does not support a covered diagnosis.
  • Quantity billed exceeds the usual maximum quantity of supplies.

Top Technical Denial Reasons

  • Related Item Denied: Overutilization
  • Claim includes items which are not billable to the DME MAC.
  • Medical record documentation is dated after the date of service. Refer to Medicare Program Integrity Manual 100-08, Chapter 5, Section 5.9 & Standard Documentation Requirements A55426.

Educational Resources

Suppliers billing Medicare should be familiar with the documentation requirements and utilization parameters. Visit the Ostomy webpage to access coverage documents (Local Coverage Determination (LCD), Policy Article, National Coverage Determination (NCD)); documentation letters, forms, and checklists; reviews; tips; tools; resources; related articles; and educational events and tutorials, if applicable.

See the CMS Internet Only Manual (IOM), Publication 100-08, Medicare Program Integrity Manual, Chapter 3 information about probe/error validation reviews.

Last Updated Jul 31 , 2025