Insurer profile · UnitedHealth Group · NAIC + CMS

UnitedHealthcare of Arizona, Inc.

UnitedHealthcare of Arizona, Inc.'s complaint record, claim-denial rate and reputation grade, drawn from published NAIC complaint data and CMS Transparency in Coverage.

F
Reputation grade
28.4%
Claims denied
1
States (CMS data)

The verdict

UnitedHealthcare of Arizona, Inc. earns a F reputation grade - a significantly worse record than peers, according to CMS Transparency in Coverage filings, 28.4% of its marketplace claims were denied across 1 state.

F
reputation grade
28.4%
claims denied (CMS)

Reputation grade

F

Peer-relative, A–F

NAIC complaint index

N/A

1.0 = market average; lower is better

Claim denial rate

28.4%

CMS, 1 states

FFF
Reputation grade F (composite score 20.0) - A=Excellent, F=Failing. Based on NAIC complaint ratios and CMS denial data.

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 →

CMS marketplace filing

Reported appeal outcomes for UnitedHealthcare of Arizona, Inc.

2,607
appeals filed
993
overturned (reported outcomes)
38.1%
of appeals with a reported outcome

The reported appeals on this profile come from Arizona (2,607 filed, 993 overturned).

CMS reports an overturn outcome for 2,607 of these 2,607 filed appeals; missing outcomes are excluded from the percentage. These filing totals are not a prediction for an individual appeal. View the CMS source ↗

What the data shows for UnitedHealthcare of Arizona, Inc.

UnitedHealthcare of Arizona, Inc., part of UnitedHealth Group, carries a F reputation grade in PlainInsurer's dataset, with a composite score of 20.0 (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 UnitedHealthcare of Arizona, Inc. denied 28.4% of marketplace claims across 1 reporting state - an elevated rate that warrants checking the plan's appeal-success record before enrolling.

See where UnitedHealthcare of Arizona, Inc. 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.

Aggregates only, not advice. Full terms on the disclaimer.

Other F-graded carriers in PlainInsurer's dataset include Kemper Auto and Root Insurance, and the closest overall composite score to UnitedHealthcare of Arizona, Inc.'s 20.0 belongs to AvMed, Inc. (18.9), each rescaled across the measures that carrier reports.

UnitedHealthcare of Arizona, Inc. is part of the UnitedHealth Group family, alongside UnitedHealthcare, UnitedHealthcare of South Carolina, Inc., UnitedHealthcare of Ohio, Inc., UnitedHealthcare of Texas, Inc., and 2 more in PlainInsurer's dataset -- a shared parent doesn't mean shared performance, so check each subsidiary's own record before assuming they behave alike.

Other F-graded insurers

Carriers with the same peer-relative reputation grade

Insurer Grade
Kemper Auto F
Root Insurance F
Dairyland Insurance (Sentry) F
Hippo Insurance F
Esurance (Allstate) F

Closest composite score to UnitedHealthcare of Arizona, Inc.

Carriers with the nearest overall composite score (20.0)

Insurer Composite score
AvMed, Inc. 18.9
UnitedHealthcare Insurance Company 18.9
Premera Blue Cross Blue Shield of Alaska 21.6
Harvard Pilgrim Health Care of NE 18.4

Questions about UnitedHealthcare of Arizona, Inc.

What does UnitedHealthcare of Arizona, Inc.'s grade mean?
UnitedHealthcare of Arizona, Inc. received a grade of F, indicating a significantly worse record than peers.
How many complaints does UnitedHealthcare of Arizona, Inc. have?
NAIC's public bulk data does not include a complaint-volume estimate for UnitedHealthcare of Arizona, Inc. - the carrier may be new, small, or file under a parent company. Absence of an estimate is missing data, not evidence of zero complaints.
How do I file a complaint against UnitedHealthcare of Arizona, Inc.?
File against UnitedHealthcare of Arizona, Inc. through your state's Department of Insurance or the NAIC consumer portal at naic.org.
Is UnitedHealthcare of Arizona, Inc. a good insurance company?
PlainInsurer's F grade for UnitedHealthcare of Arizona, Inc. reflects a significantly worse record than peers relative to peers on published complaint and denial data.
What types of insurance does UnitedHealthcare of Arizona, Inc. offer?
Detailed line-of-business data isn't currently available for UnitedHealthcare of Arizona, Inc.. The carrier is licensed in 0 states.

Source: NAIC published complaint index + CMS Transparency in Coverage PY2026 Complaint index, reputation grade and per-state claim denial rates for UnitedHealthcare of Arizona, Inc. · 2024

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The full PlainInsurer extract, covering every insurer including UnitedHealthcare of Arizona, Inc., is available as CSV and JSON. Underlying federal data is public domain; see our methodology for the compilation and grading method.

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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.