Medspa inventory & margin checklist
Use this operator checklist to find weak points in inventory control, treatment COGS, lot usage, provider profitability, and margin leakage before they compound.
Operator checklist
Inventory is where cash-pay margin either holds or leaks.
Use the checklist below as a weekly operating review.
01
Inventory control
Every injectable, GLP-1, IV ingredient, retail product, and consumable has a current on-hand quantity.
Products are tracked by lot number, expiration date, purchase cost, and usable unit of measure.
FEFO rotation is visible before product is pulled for treatment.
Low-stock and expiration-risk items are reviewed at least weekly.
02
Treatment COGS
Product usage is recorded at the visit or treatment level, not estimated from purchases later.
Partial vials, fractional syringes, wasted units, and opened-but-unused product are accounted for.
Treatment COGS uses the cost of the specific lot consumed, not an average guessed at month-end.
Discounts are visible beside COGS so gross margin reflects actual collected revenue.
03
Provider profitability
Provider revenue is reviewed alongside product usage and COGS.
Provider margin is separated from provider revenue so high producers do not hide low-margin behavior.
Commission or bonus decisions can be reviewed with product-cost context.
Provider-level product overuse, waste, and treatment mix can be spotted early.
04
Margin leakage
Inventory shrinkage has an owner and a review process.
Product use without a corresponding treatment or revenue event is investigated.
Expired inventory is tracked as a cost, not ignored as a one-off mistake.
Reorder decisions use usage velocity and upcoming demand, not only gut feel.
Score the practice
What the score means
Give the practice one point for every checklist item that is already true today. The total is not a vanity score. It tells you where operational work should start.
0-6
High leakage risk
The practice is probably relying on revenue and cash flow as proxies for profit. Start with visit-level product usage and lot tracking.
7-12
Partial visibility
The practice has useful controls, but margin is likely still being estimated across providers, lots, waste, or discounts.
13-16
Operator-ready
The practice has the core controls needed to manage inventory as a profit system, not only as a supply closet.
Operating context
The checklist works when it becomes a routine, not a one-time audit.
Most product-heavy practices do not lose margin in one obvious event. They lose it through small gaps: a unit of toxin not recorded, a discount applied without COGS context, a partial vial left unallocated, an expiring lot reordered too late, or a provider whose revenue looks strong while product cost quietly climbs.
A useful inventory review connects four things in the same conversation: what is on hand, what was used, what it cost, and what the treatment actually kept. That is why this checklist covers operational control and margin control together.
FAQ
How often should a medspa review inventory and margin controls?
High-value products should be reviewed weekly, with deeper monthly reviews for COGS, shrinkage, provider usage, discounts, and reorder patterns. The goal is to catch leakage while the behavior can still be corrected.
What is the fastest way to improve medspa margin visibility?
Start by recording product usage at the visit level and connecting it to the correct lot cost. Once treatment COGS is visible, provider margin, shrinkage, discounting, and reorder decisions become much easier to evaluate.
Can the checklist apply to GLP-1 and IV therapy clinics too?
Yes. The same operating controls apply anywhere product cost drives margin: GLP-1 dose tiers, IV ingredients, peptides, retail products, injectables, and consumables all need usage, lot, expiration, and COGS visibility.
Turn the checklist into a workflow
See how Otzaro connects inventory, COGS, lots, and provider margin.
The walkthrough shows how product usage becomes treatment COGS, provider profitability, reorder intelligence, and margin visibility without spreadsheet reconciliation.