Claims workbench/CLM-2026-000168

Institutional claim · UB-04 · EDI 837I

CLM-2026-000168

Canyon Cardiovascular Associates, Cardiology. Service 2026-03-17 at outpatient hospital (POS 22). Received 2026-04-03.

Denied

Billed

$6,292.00

1 line

Allowed

$3,460.60

if approved

Plan pays

—

Denied

Member owes

—

copay / deductible / 20% coinsurance

Rules engine

Deny

CO27

Decided by

Claims rules engine

2026-10-21 13:43

Member

Resolved through the identity graph

Member: Sara Reyes
Member ID: UHC-63528-39
Date of birth: 1971-04-01
Identity: Verified4 records, confidence 0.99
Claim record: CLMCLM-407475
Relationship: Spouse, Charlotte, NC

Coverage and accumulators

Found by member ID

Plan: MEDICARE-ADV-A MA group GRP-3344
Coverage period: 2023-11-01 to 2026-01-13
Deductible: $173.73 of $1,500.0012%
Out-of-pocket maximum: $9.32 of $3,000.000%
Copays: office $30.00, specialist $40.00, emergency $350.00
Physical therapy visits: 0 of 20 used

Provider

Billing and rendering

Billing provider: Canyon Cardiovascular Associates
Cardiology · taxonomy 207RC0000X
NPI: 9875837467
Network: In network
Rendering NPI: 3357912831
Location: Phoenix, AZ · TIN 87-2997338
Authorisation / referral: PA2025992601 / none

Service lines

UB-04: procedures, modifiers, units, charges and the pricing outcome per line

Line	Code	Description	Mod.	Units	Dx	Billed	Allowed	Member	Plan	Line status
1	93458 rev 0481	Cardiac catheterisation, left heart	—	1	1	$6,292.00	$3,460.60	—	—	DeniedCO27
Totals						$6,292.00	$3,460.60	—	—

Diagnoses (ICD-10-CM)

1. I48.91 Unspecified atrial fibrillationprincipal
2. I50.9 Heart failure, unspecified

Claim header

Patient account: PA-542582
Frequency code: 1 (original)
Accident: No
DRG: 287
Admit / discharge: —
Landed: 2026-10-21 13:43

Rules engine

CLAIMS-ADJ v1: 11 checks, 1 needing attention

Check	Result	Code	Detail
Member identity	Pass		Attached to MBR-020483 (verified, link confidence 0.99).
Eligibility	Fail	CO27	Date of service 2026-03-17 is after coverage terminated on 2026-01-13. Expenses incurred after coverage terminated
Timely filing	Pass		Received 17 days after service (limit 90).
Duplicate check	Pass		No matching prior claim in the duplicate window.
Prior authorisation	Pass		Authorisation PA2025992601 on file for 93458.
Provider network	Pass		In-network provider Canyon Cardiovascular Associates (9875837467).
Medical necessity	Pass		Diagnosis supports the procedures billed.
Bundling (NCCI)	Pass		No bundling conflicts.
Benefit limits	Pass		No limited benefit on this claim.
Completeness	Pass		Required documentation present.
High-dollar review	Pass		Within the auto-adjudication ceiling.

Evaluated 2026-10-21 13:43 under policy version 1. Hard rule fired: Denied.

Notes

Provider, system and examiner notes on this claim

ClinicalProvider: Canyon Cardiovascular Associates2026-03-17 12:40
Established patient presents with unspecified atrial fibrillation; symptoms reviewed and vitals within expected range.
SystemSystem: Claims system2026-04-03 00:37
AdministrativeExaminer: M. Alvarez (Claims Examiner I)2026-04-03 17:49
Called the provider office; awaiting documentation.

Attachments

Documents received with the claim

Prior auth letterPA2025992601_approval.pdf2 pages
Utilisation management approval letter for 93458 (Cardiac catheterisation, left heart), valid 2026-03-17 to 2026-06-15.
Itemized billitemized_PA-542582.pdf4 pages
Itemised statement totalling $6292.00 across 1 line.

Claim history

Every event on this claim, sealed in the audit chain

Rules engineDenied2026-10-21 13:43
Eligibility: Date of service 2026-03-17 is after coverage terminated on 2026-01-13.
AI recommendation recordedcli_adjudicator2026-10-21 13:39 · b0f0337a

Other claims for this member

Same resolved identity

Claim	Service	Provider	Billed	Status
CLM-2026-020076	2026-03-28	Sunrise Skin Care Associates	$769.00	Denied
CLM-2026-008108	2026-03-13	Lakeside Internal Medicine Associates	$244.00	Denied

AI recommendation

assist mode · apac.amazon.nova-pro-v1:0

A hard rule decided this claim; the AI is advisory here.

Examiner decision

Denied by Claims rules engine; an examiner may still override

Outcome

Approve and pay as pricedAllowed amount, member responsibility and plan payment are applied to every line.DenyNo payment. Reason codes go on the remittance advice and the member's explanation of benefits.Pend for informationHold the claim; a development letter or confirmation is needed before it can be finalised.Refer to special investigationsRoute to the SIU for a fraud, waste and abuse review. No payment until cleared.

Examiner rationale *

At least 8 characters (0/8)

ExaminerR. Patel (Claims Examiner II)

Choose an outcome

Evaluation truth

Hidden label from the synthetic generator; never shown to the model

DeniedCO27scenario: Coverage terminated

Service after coverage termination.

Review queue Member identity