“How many people would it take?” is the first question most owners ask about bringing billing in house. It is the wrong one. The number is smaller than most expect, and it is not what decides whether this works.
What decides it is whether the jobs are covered, because billing is five different jobs bundled into one word. One caution first, said plainly: in house and outsourced is a cost and control decision, not a quality one. Both work well when run well. This piece is about what the in-house version needs, and it is part of owning your whole money path.
Here is the stretch a billing team owns. A visit becomes a charge, the visit written up as a billable line, and the charge becomes a claim, the bill sent to the insurance company. The insurance company answers with a payment or a denial, a refusal to pay with a reason code. The answer is recorded, and the patient pays their share.
Five jobs live along that stretch, and the useful question is which are covered, not how many seats you fill.
How many people does it take to bill in house?
Fewer than you would guess. The useful question is which of the five jobs are covered: turning visits into charges, sending claims, working denials, recording payments, and following up with patients on what they owe. Those can sit across one person or five, depending on volume. At one practice, the patient job was never assigned to anyone, and a patient statement had never gone out. Not late. Never.
The five jobs
Turning visits into charges. Making delivered care into a correct billable line. It sits closest to the clinical side and is the one left to whoever has time.
Sending claims. Getting claims out daily and clean. Largely mechanical once set up, and the job most improved by rhythm rather than by hiring.
Working denials. The one that needs experience. Knowing which insurance company needs a phone call rather than a portal, what an appeal has to contain, and which denials are worth the time.
Recording payments. Unglamorous, and the fastest to cause damage when it slips. A backlog here makes every other number wrong, so it hides the trouble it causes.
Following up with patients. A different skill entirely, closer to patient service than to billing. It is the one nobody staffs, and the balances quietly age.
Comparing the cost honestly
The comparison practices usually run is a percentage of collections against salaries, and it is incomplete on both sides. In house is salaries, employment costs, software, the clearinghouse fee, the charge for the middleman service that carries claims to insurers, training, and management time. It also includes coverage, because one person means a holiday or an illness stops the whole function.
Outsourced is the fee plus whatever internal time still goes into the relationship, which is rarely zero. Two things get left out of both. The steps before the claim sit inside the practice under either arrangement, so if your delay lives there, neither option touches it. And an outsourced fee scales with collections, while in-house cost is fixed, better in a good year and worse in a hard one.
What practices underestimate
Coverage. A single biller is a single point of failure, and every practice that has lost one knows what leaves with them.
Insurance company knowledge. An experienced biller carries a map of which insurer behaves how. Hiring someone new to your mix means rebuilding that over months.
Management. Somebody has to set priorities, review the work, and notice when a pile is growing. That is real time, and it usually lands on an owner who did not budget for it. The first ninety days, where enrollment (the paperwork that lets you bill an insurer electronically) and unfinished claims sit, are covered separately.
The question that comes first
Where does your delay actually sit? A billing company works claims that reach it, and so does an in-house team. If visits take two weeks to become claims, both arrangements inherit that delay and neither fixes it.
The check takes a morning. Compare completed appointments against created charges for a closed month, and compare charges posted against claims sent. If both are tight, your delay is after the claim goes out, and the in-house question is a real cost and control decision. If either is loose, you have found something no change of arrangement will fix, and it is worth fixing first.
Real situations, and what the org chart said at the time
At one practice, patient follow-up was on nobody’s job description. The front desk assumed billing had it, billing assumed the front desk did, and a statement had never been sent. Patient balances aged for years while everyone believed someone else was handling them.
At another, the single biller resigned, and the insurance company knowledge went out the door with her. Which insurer needed a call, which appeal worked, where the filing limits sat. First-pass payments dropped for a quarter. The new hire was not weak. None of it had ever been written down.
What this means for you
Cover the five jobs rather than counting seats. Run the cost comparison with employment costs, software, coverage, and management time on one side and internal time on the other. And check where your delay sits before deciding, because the steps before the claim stay yours either way.
Grab 30 minutes with us. Prep nothing. You will see which half of your money path the decision would actually affect.
Questions people ask
How many people does it take to bill in house?
Fewer than you would guess. The useful question is which of five jobs are covered: turning visits into charges, sending claims, working denials, recording payments, and patient follow-up. They can sit across one person or five depending on volume.
Is in-house billing cheaper than outsourcing?
It can be, and the comparison is rarely run in full. In house includes employment costs, software, the clearinghouse fee, training, coverage, and management time. Outsourced is the fee plus internal time, which is rarely zero. Put both on one page before deciding.
What do practices underestimate about in-house billing?
Coverage, because one biller is a single point of failure. Insurance company knowledge, which takes months to rebuild with someone new. Management time, which lands on an owner. And the first ninety days, where enrollment and unfinished claims sit.
Which billing job goes unstaffed?
Patient follow-up. It is a different skill, closer to patient service than to billing, and it gets assumed rather than assigned. At one practice, a patient statement had never gone out at all.
Will bringing billing in house fix slow collections?
Only if the delay is after the claim goes out. An in-house team works claims that reach it, exactly as a billing company does. If visits take weeks to become claims, both arrangements inherit that delay the same way.