athenahealth billing, done inside your athenaOne. Claim holds, denials and patient balances worked in your own athenaOne account. No new software.
The AI drafts the codes from the signed note and your provider approves them. Our billing team does the rest inside athenaOne, and you see every claim on your dashboard.
- Practices of 1–50 providers on athenaOne
- No new software
- Commercial, Medicare, Medicaid
How we work in athenaOne
Your athenaOne, worked by our team.
athenahealth is the third most-installed outpatient EHR in the US, with 6.9% of installs. In KLAS’s 2024 report, small independent practices named it most often as the system they would choose.
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Access
Our own logins, your rules
You add each person on our team as a named athenaOne user with only the billing access you approve. You can switch any of them off.
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athenaCollector
Billing work in athenaOne’s own screens
Claim holds, denials, payment posting and patient statements are worked on athenaOne’s billing side, so the record stays in one place.
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API
athenahealth’s published API
athenahealth documents an API for partners that covers claims and charges. With your OK, we can connect through it to move work faster. The billing still lives in your athenaOne.
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No change
Your providers chart as they do today
Notes, orders and sign-off stay the same. The one new step for providers is approving the codes the AI drafts.
Sources: Definitive Healthcare (installs, October 2025) · KLAS 2024 mindshare report, via TechTarget · athenahealth API docs. athenahealth and athenaOne is a trademark of its owner. Marlow is an independent billing company, not affiliated with or endorsed by athenahealth.
Your dashboard
Every number, live. Next to athenaOne, not instead of it.
Collections, denials, days to payment and open AR, for every claim we work in athenaOne.
Try the live demo
See what your athenaOne claims are missing.
Free · no obligation · no patient data in the form.
Start the audit- Sign a short BAAWe email it to you.
- Upload two reports12 months of 835s and your AR aging, both from athenaOne.
- Get your practice profileDenials ranked by dollars, walked through on a call.
Questions athenaOne practices ask.
Do we have to leave athenaOne?
No. You keep athenaOne, your data and your setup. We work in it as part of your team, and the only new step for your providers is approving the codes the AI drafts.
athenaOne already includes billing services. Why add you?
athenaOne gives you billing software and some services, but your staff still works holds, denials and patient balances. We take that work on. Whether it changes your athenahealth pricing depends on your contract, which we read with you on the call.
Who on your side sees our patient data?
Only the people working your account, after we both sign a BAA. Each has their own login, so every action is traced to a person. How we handle security.
What will this cost us?
3.5–5.5% of collections · annual agreement · 45-day opt-out. Payers pay you directly, into your bank account. We invoice our fee monthly from posted collections. See pricing.
How long does switching take?
About 30–45 days, with a parallel run before go-live. athenaOne, your bank account and your payer contracts stay the same. See how switching works.
What if it isn’t working for us?
If it isn’t working in your first 45 days, you can leave, no questions asked. After that it’s an annual agreement, which sets out the notice and how your files come back to you.
Keep athenaOne. Hand us the billing.
3.5–5.5% of collections · annual agreement · 45-day opt-out
Rather start with your numbers? Get a free billing audit.