How Much Does Mohs Additional Stage Cost?
Also known as: Mohs addl stage (CPT 17312)
Each additional stage of Mohs surgery beyond the first (additional layer removal and microscopic examination).
The total estimated cost of Mohs Additional Stage (CPT 17312) is $367 to $597, including hospital fees, anesthesia, and supplies. The surgeon's Medicare fee alone is $153.
Total Estimated Cost of Care
This estimate includes hospital facility fees, anesthesia, and supplies .
Patient Guide: Mohs Additional Stage
What you need to know before your appointment
What to Expect
The surgeon removes another layer of tissue from the area where cancer was still present, examines it under the microscope, and repeats until all cancer is removed.
How Long Does It Take?
30-60 minutes per additional stage
Common Reasons Doctors Order This
Cancer extending beyond the first tissue layer, larger or more aggressive skin cancer
How to Prepare
Be prepared for the procedure to take longer than expected. Each additional stage improves the chance of complete cancer removal.
Procedures Commonly Done Together
These procedures are frequently performed alongside Mohs addl stage
How to Reduce Your Cost for Mohs addl stage
Practical tips that can save you hundreds or thousands of dollars
- 1 Ask about cash-pay discounts
Many hospitals and clinics offer 20-40% discounts for self-pay patients. Always ask before scheduling.
- 2 Compare facility vs. office setting costs
For this procedure, the office rate ($403) differs from the facility rate ($153). Ask if it can be done in an office setting.
- 3 Shop around — costs vary significantly
Costs can vary 2-3x between providers in the same city. Get quotes from multiple facilities.
How is the Price Calculated?
Medicare calculates procedure payments using Relative Value Units (RVUs). Each procedure has three components multiplied by a conversion factor ($33.40 in 2026) and adjusted by geographic cost indices.
Payment = Total RVU (12.06) x CF ($33.40) = $403
Related Procedures
Similar procedures in the same category or body system
Frequently Asked Questions
How much does Mohs addl stage cost?
The Medicare facility rate for Mohs addl stage is $153. Commercial insurance rates typically range from 150% to 250% of Medicare (varies by plan).
How much does Mohs addl stage cost without insurance?
Without insurance, the cost of Mohs addl stage can range from 150% of Medicare to 500% of Medicare depending on the facility. Many hospitals and clinics offer self-pay discounts of 20-40% off their chargemaster price. Always ask about cash pricing before your visit.
Does insurance cover Mohs addl stage?
Most commercial health insurance plans and Medicare cover Mohs addl stage when ordered by a physician for a medically necessary reason. Your out-of-pocket cost depends on your plan's deductible, copay/coinsurance structure, and whether you use an in-network provider. Check with your insurance company before scheduling to confirm coverage and get a cost estimate.
Why does the cost vary so much by location?
Medicare adjusts payments using Geographic Practice Cost Indices (GPCIs) that reflect local differences in physician work costs, practice expenses, and malpractice insurance. Manhattan, San Francisco, and other high-cost areas pay significantly more than rural regions. Commercial insurers follow similar geographic patterns.