Reputation grade
B
Peer-relative, A–F
Insurer profile · NAIC + CMS
Cox Health Systems Insurance Company's complaint record, claim-denial rate and reputation grade, drawn from published NAIC complaint data and CMS Transparency in Coverage.
The verdict
Cox Health Systems Insurance Company earns a B reputation grade - a better-than-average record versus peers, according to CMS Transparency in Coverage filings, 17.7% of its marketplace claims were denied across 1 state.
Reputation grade
B
Peer-relative, A–F
NAIC complaint index
N/A
1.0 = market average; lower is better
Claim denial rate
17.7%
CMS, 1 states
Graded on 1 of 3 measures: claim denials. The score is rescaled across the measures available, so it is not directly comparable with a carrier graded on more of them.
How we calculated this grade →Other B-graded carriers in PlainInsurer's dataset include UnitedHealthcare and Travelers Insurance, and the closest overall composite score to Cox Health Systems Insurance Company's 70.3 belongs to Anthem / Elevance Health (70.1), each rescaled across the measures that carrier reports.
Carriers with the same peer-relative reputation grade
| Insurer | Grade |
|---|---|
| UnitedHealthcare | B |
| Travelers Insurance | B |
| Humana Health | B |
| John Hancock Life | B |
| Openly Insurance | B |
Carriers with the nearest overall composite score (70.3)
| Insurer | Composite score |
|---|---|
| Anthem / Elevance Health | 70.1 |
| Absolute Total Care, Inc | 70.8 |
| Security Health Plan of Wisconsin, Inc. | 69.7 |
| Blue Cross Blue Shield of Oklahoma | 69.7 |
Cox Health Systems Insurance Company carries a B reputation grade in PlainInsurer's dataset, with a composite score of 70.3 (higher means more consumer friction relative to size). It does not yet carry enough NAIC complaint history for a normalized complaint index.
On the claims side, CMS Transparency-in-Coverage filings show Cox Health Systems Insurance Company denied 17.7% of marketplace claims across 1 reporting state - a moderate rate that still varies by plan design and network.
See where Cox Health Systems Insurance Company sits against every reporting carrier in the claim-denial rate ranking.
Source: NAIC Consumer Information Source complaint data (2024). Source: CMS Transparency in Coverage PUF (PY2026), cms.gov.
Source: NAIC published complaint index + CMS Transparency in Coverage PY2026 Complaint index, reputation grade and per-state claim denial rates for Cox Health Systems Insurance Company · 2024
The full PlainInsurer extract, covering every insurer including Cox Health Systems Insurance Company, is available as CSV and JSON. Underlying federal data is public domain; see our methodology for the compilation and grading method.
Data: NAIC published complaint index (2024) · CMS Transparency in Coverage PUF PY2026. Not affiliated with NAIC or CMS.
Every figure on PlainInsurer comes directly from NAIC MCAS and CMS Transparency in Coverage data; no editor types in numbers. See our editorial standards or methodology, or report an error. Data current as of 2026-08-11. Grades measure only the published complaint/denial data; we don't recommend any insurer or policy.