CodaMetrix vs Nym Health
Both are autonomous coding engines in Epic's Toolbox, CodaMetrix per a third-party summary and Nym per its own release from August 2024. Both cover radiology, and Nym's list adds emergency and urgent care while CodaMetrix's adds pathology. Nym's buyer is an emergency or radiology revenue-cycle team that wants the coder step removed for routine encounters. Uncertain cases go to coders, and each code carries a rationale in an audit trail. Its proof is an Inova emergency department case reporting a $1.3M cut in annual ED coding costs, supplied by Nym, plus an accuracy claim of over 95% in 2024 and 98% in a later blog. Its SOC 2 Type II is mapped to HITRUST, which a third-party profile says falls short of full certification. CodaMetrix's buyer is a health system coding pathology, surgery and E/M, and CMX CARE added inpatient professional fee coding. Its proof is first place in the 2026 Best in KLAS segment. Neither publishes a price. For a pathology-heavy health system, Nym is the weaker fit, since its listed specialties leave pathology out.
Billing & coding · Reviewed November 1, 2026
CodaMetrix
by CodaMetrix · founded 2019
#1 Best in KLAS 2026 autonomous coding.

Nym Health
by Nym Health
Autonomous medical coding for emergency, radiology and outpatient encounters: rules plus clinical language understanding, with an audit trail per code.
When to pick each one
CodaMetrix
- Pathology, surgery and E/M coding
- Vendor reports 60% fewer coding-related denials
Nym Health
- Emergency medicine and radiology coding, Inova ED case study
- Rationale per code in an audit trail
- Low-confidence encounters route to human coders
Score
Each row shows points earned of points available under the published rubric.
CodaMetrix
38of 100
Nym Health
35of 100
| Dimension | CodaMetrix | Nym Health | Difference |
|---|---|---|---|
| HIPAA / SOC2 / BAA | 6 / 10 | 6 / 10 | 0 |
| EHR integrations (count) | 0 / 18.2 | 5.5 / 18.2 | -5.5 |
| Top-3 EHR coverage (Epic / Oracle / Athena) | 0 / 8 | 3.2 / 8 | -3.2 |
| Bidirectional write-back | 0 / 5.2 | 0 / 5.2 | 0 |
| Peer-reviewed papers | 0 / 7 | 0 / 7 | 0 |
| RCT / meta-analysis / systematic review | 0 / 3 | 0 / 3 | 0 |
| Funding & adoption signal | 12 / 12 | 8.4 / 12 | +3.6 |
| Pricing transparency | 6.5 / 6.5 | 3.3 / 6.5 | +3.3 |
| Years in market | 4.2 / 6 | 0 / 6 | +4.2 |
Scroll horizontally to see every column.
Pricing
CodaMetrix
| Tier | Monthly | Annual | Notes |
|---|---|---|---|
| Plan | n/a | n/a | Enterprise. |
Nym Health
| Tier | Monthly | Annual | Notes |
|---|---|---|---|
| Enterprise | n/a | n/a | No public price. Request a demo. Billing period, trial and refund terms are not stated. |
Compliance and integrations
Documented from each vendor’s own pages.
| Spec | CodaMetrix | Nym Health |
|---|---|---|
| Free tier | ||
| HIPAA | ||
| SOC 2 Type II | ||
| EHR integrations | Not specified | Epic |
| Founded | 2019 | n/a |
| HQ | US | US |
Scroll horizontally to see both columns.
Common questions
Open the full billing & coding comparison
Autonomous coding (CodaMetrix #1 KLAS 2026), denial prevention, prior-auth automation. The single fastest path to ROI in healthcare AI is RCM — these tools deliver it.
