CombineHealth sells AI agents across coding, claims and denials, connected to your EHR and PM, with Rachel as its appeals agent. AppealHound does only the denial appeal, from the 835 file, at a public price per appeal. Both sell to billing companies.
Verdict for billing companies: AppealHound.
Run a free review on one client No patient data. No BAA. No charge.
| AppealHound | CombineHealth (Rachel) | |
|---|---|---|
| Score for billing companies | 4 of 4 | 2 of 4 how we score |
| Built for | Third-party billing companies and RCM firms, and the specialty groups they bill for | Hospitals, physician groups, emergency departments and billing companies, with a dedicated billing-companies page. combinehealth.ai |
| Price | $8 per appeal for the first 1,000 a month, $6 from 1,001 to 5,000, $4 above 5,000. No seat licences, no minimum, no platform fee. Practices: $300 per location per month, billed yearly. | Not public. Demo or email. combinehealth.ai |
| Setup | None required. Upload the 835 file. | Connects with EHR, PM and billing systems; names Epic, athenahealth, eClinicalWorks and AdvancedMD. combinehealth.ai |
| Letters | Yes. Every citation links to the CMS policy; a draft that cites anything else is rejected. A person at the billing company approves every letter, and cases over $5,000 go to a manager. | Yes. "Rachel's AI drafts compelling, evidence-based appeals." It requests human review when it is uncertain. combinehealth.ai |
| Try it | Free denial review from 4 aggregate columns. First 5 billing firms: 250 appeals free in 60 days. | None listed. Demo only. combinehealth.ai |
We make AppealHound. Read this page with that in mind. Every fact about another product links to the page on that vendor's own site we took it from, read on 24 and 27 September 2026. Where a vendor does not say something, we write "not public" or "not stated", which is not the same as "no". If a fact here is wrong or out of date, tell us and we fix it.
Send 90 days of one client's denials in 4 columns: payer, CARC code, count, billed amount. You get back which were winnable and what they were worth.
Run a free review No patient data. No BAA. No charge.