What is a good clean claim rate?
The widely cited target is a 98 percent clean claim rate on first submission. HFMA repeats it in its 7 KPIs guidance, attributing the figure to Becker's ASC Review; it is a target, not a measured average, and every point below it is revenue sitting in rework rather than in the bank.
Want this answered for your own clinic?
Definition
Clean claim rate is the percentage of claims accepted by the payer on first submission without requiring edits, additional information, or resubmission.
The detail
Clean claim rate measures the front-end accuracy of your billing process. The 98 percent target HFMA repeats from Becker's ASC Review is the figure most often quoted; HFMA lists clean claim rate (CL-1) among its MAP Keys but publishes no threshold of its own there. On a $5M practice, each percentage point of claims that go out unclean is about $50,000 of revenue ($5M × 1%) waiting on rework instead of being paid on the first pass. The largest single cause of denials is registration and eligibility: 24 percent of denials in Optum's 2024 Revenue Cycle Denials Index, which analysed hospital claims from 2023. Missing or invalid claim data (16 percent), authorization problems (13 percent) and requests for medical documentation (12 percent) follow. Optum classes 84 percent of denials as potentially avoidable, and most of the fixes are front-desk and coder workflow changes rather than technology. The exhibit floor at Becker's Health IT + RCM 2027 is full of clean-claim and eligibility tools, so know your own rate before you let one quote you a lift.
“Providers should aim for a 98% clean claims rate, according to Beckers ASC.”
Eligibility and benefit checks are the most frequent administrative transaction: medical plans and providers ran 31.5 billion of them in 2023, 51 percent of total medical transaction volume.
Source: 2024 CAQH Index
Registration and eligibility caused 24 percent of denials in 2023, the largest single category, in Optum's analysis of hospital claims.
What this means for clinic owners
From Sorso
If your clean claim rate is well short of 98 percent, look at the front desk before the billing office. Verifying eligibility at booking and again at check-in goes after registration and eligibility errors, the largest single denial category in Optum's data. The investment is workflow time, not money.
Talk it through
Want Stan to look at this for your clinic?
Book a free 30-minute call with Stan Sukhinin, CFA. Bring the question and, if you have it, last month's P&L. He will tell you what he would check first.
Continue with Sorso
How clinic owners typically work with us after a question like this
Fractional CFO
Strategic CFO for $3M–$50M clinics
Forecasts, location-level P&L, exit prep. Starts at $4,000/mo.
Explore Fractional CFO →Accounting
Healthcare-specialist accounting
Books done right by people who understand clinic finance. Starts at $2,000/mo.
Explore Accounting →Free Assessment
See where your clinic stands
4-minute, 15-question diagnostic. Personalized scorecard emailed to you.
Take the Free Assessment →Related questions
What is a healthy days in AR?
Healthy days in AR is under 40 days for most outpatient practices. HFMA puts the ideal range at 30 to 40 days in its 7 KPIs guidance. Above that, the question is not whether something is wrong but which payer or workflow is causing it.
What is a healthy denial rate?
A healthy initial denial rate is under 5 percent of submitted claims: HFMA calls that optimal, AAFP calls it more desirable, and both put the industry average at 5 to 10 percent. Optum's 2024 Denials Index, based on hospital claims, found an average denial rate of 12 percent in 2023. Track denial write-offs as a share of net patient revenue too, the metric HFMA lists as AR-6.
What is the average net collection rate?
The average net (adjusted) collection rate is 95 to 99 percent, according to the American Academy of Family Physicians, which sets 95 percent as the minimum and says the highest performers reach at least 99 percent. HFMA agrees: “at a minimum, a provider's net collection rate should be 95%, although 97% to 99% is optimal.” Below 95 percent, revenue is leaking somewhere specific and it is usually findable.
What is a healthy first-pass resolution rate?
A healthy first-pass resolution rate (FPRR) is 90 percent or higher, meaning at least 90 percent of claims are paid in full on first submission without rework or appeal. That 90 percent is the target RCM vendors such as MD Clarity quote; HFMA's 29 MAP Keys do not include FPRR, so there is no standards-body threshold or published national median.
Why are claims denied?
Claims are most often denied for registration and eligibility errors (24 percent of denials in Optum's 2024 Denials Index), missing or invalid claim data (16 percent), missing or denied authorization (13 percent), requests for medical documentation (12 percent) and services not covered (10 percent). Optum's figures come from hospital claims processed in 2023.
What are the most common billing errors in healthcare?
The most common healthcare billing errors are eligibility verification failures, missing prior authorization, incorrect or missing modifiers (especially modifier 25 and 59), upcoding/downcoding, missing documentation for medical necessity, and timely filing failures.
Why does my medical practice have cash flow problems even when we are profitable?
Profitable medical practices run short of cash because revenue is booked on the date of service but the cash arrives weeks later: HFMA puts ideal days in A/R at 30 to 40, and the 2024 CAQH Index reports that 12 percent of claims were denied in 2023. Payer cycles, denials, patient balances, and bills that fall due on a fixed schedule create cash gaps even when the P&L looks healthy. The fix is a 13-week rolling cash flow forecast that maps expected collections against scheduled disbursements week by week.
What is the right ratio of front-desk staff to billing staff in an outpatient clinic?
We have not found a published front-desk-to-billing ratio for outpatient clinics; the public staffing benchmarks count staff per physician or per provider, not by function. AMGA's 2024 survey puts median clinic staffing at 2.15 FTEs per provider, and MGMA reports that physician-owned practices run one to three more support staff per FTE physician than hospital-owned ones. Size each team to its results instead: denials under 5 percent and 30 to 40 days in A/R for billing, verified eligibility and point-of-service collections for the front desk.
Is AI medical billing software worth it for a small clinical practice?
For most small clinical practices in 2026, AI-assisted billing software is worth a pilot when it targets a specific, measurable failure mode (denials, eligibility verification, prior auth, or patient statements) rather than promising end-to-end automation. The ROI math works when the tool reduces denial rate, accelerates clean claim submission, or removes manual labor at a cost lower than the recovered revenue and saved staff time. It does not work when it replaces process discipline with vendor magic.
How long do insurance companies have to pay a clean claim?
Medicare has 30 days to pay a clean claim before it owes interest, state Medicaid agencies must pay 90% of clean practitioner claims within 30 days (99% within 90), and insured commercial plans follow state prompt-pay laws, which in Texas give an HMO or insured PPO 30 days to pay an in-network provider's electronic clean claim and 45 days for paper. Medicare can't pay an electronic claim before the 14th day, and Texas's deadlines don't reach self-funded employer plans, where your contract sets the clock.
Founder of Sorso and a CFA charterholder. Before Sorso, Stan spent 19 years in corporate finance at institutions including UniCredit and Société Générale — managing a $450M loan portfolio and making senior partner at a major mezzanine lender by 29 — then built a fractional CFO firm exclusively for outpatient healthcare clinics.
Want to see how your practice measures up?
Take the 4-minute financial assessment. It is free, and it will show you where your practice is leaking money.