3 min read
2024-08-19
An in-house dermatopathology lab is its own business inside your derm group. When clinical and pathology revenue mix in one account, margin reporting and pathologist comp get harder than they should be. Two virtual accounts fix it.
Think about this. A derm group with an in-house dermatopathology lab is running two billing operations. The clinical side bills CPT codes for skin exams and procedures. The pathology side bills 88305s and related CPTs for biopsy reads, often through a separate Medicare PTAN and separate commercial contracts. Both sides feed the same operating account. Then your CFO spends each month untangling which revenue is clinical and which is path. The reports always lag, and the comp formula for the dermatopathologist is harder than it should be.
Why Lab Revenue Needs Its Own Ledger
Dermatopathology has its own economics, separate from the clinical practice:
Different CPT codes (88305, 88341 add-ons, 88312 IHC stains).
Different payer enrollment (sometimes a different PTAN, sometimes a separate CLIA-certified lab).
Different volume curve (high biopsy volume in summer, lower in winter for some practices).
Different cost structure (histotech salaries, slide stainers, reagent costs).
When all of that mixes with clinical revenue, you cannot answer basic questions: is the lab covering its costs? Is the pathologist's comp aligned with their actual production? Should we send overflow out, or is internal volume strong enough to justify another tech?
A Cleaner Structure With Two Virtual Accounts
The pattern most derm groups with in-house path land on:
Root operating account.
Virtual account: clinical revenue (E&M, procedures, cosmetic).
Virtual account: pathology revenue (88305 reads and related).
Virtual account: pathology cost reserve (histotech payroll, supplies, reagent vendors).
Virtual account: payroll reserve (clinical staff).
Virtual account: tax reserve.
Each pathology deposit lands in the pathology virtual account from the moment the payer's ERA hits. Every reagent and histotech salary flows out of the pathology cost reserve. Your CFO can answer "what is the lab's monthly margin?" from the dashboard, not from a Tuesday-afternoon spreadsheet exercise.
When the Setup Is Worth It
If your in-house path is producing fewer than 200 reads a month and is mostly a convenience for the clinical practice, the lift is optional. If it is producing 1,000 or more reads a month, has its own dermatopathologist, or has separate payer contracts, splitting the cash usually pays for itself in the first quarter through cleaner margin reporting and cleaner comp math.
ACH transfers between the virtual accounts are $0. Operating cash earns 1.75% APY across the structure, with FDIC coverage up to $10M per entity through the IntraFi sweep network. Setup is a few hours.
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