| Medical Director Retainer |
Fixed |
Include $3,000/month before calculating required treatment revenue. |
Ignoring clinical oversight fees in break-even. |
| Liability Insurance Premiums |
Fixed |
Include $1,500/month in base overhead, regardless of appointment count. |
Treating premiums like per-appointment charges. |
| Booking & electronic medical record (EMR) Software |
Fixed |
Include $800/month as platform overhead for scheduling and patient records. |
Adding software only after bookings happen. |
| Neurotoxin & Supplies |
Variable |
Apply 8.0% of first-year revenue, declining to 6.0% in the mature year. |
Forgetting supply drag on gross margin. |
| Practitioner Commissions & Travel |
Variable |
Apply 8.5% of first-year revenue, improving to 7.0% as route density rises. |
Treating travel as fixed overhead. |
| Payment Processing Fees |
Variable |
Apply 2.5% of first-year revenue, declining to 2.0% by the mature year. |
Leaving card fees out of each sale. |
| Operating Payroll |
Semi-fixed |
Include CEO salary at $120,000/year plus first-year 0.5 FTE operations and marketing roles, then add later hires in steps. |
Excluding payroll from break-even. |
| Route Support, Booking Load, and Admin Volume |
Semi-variable |
Add support only when appointment growth pushes scheduling, routing, and admin work beyond current capacity. |
Buying support capacity before demand is proven. |