Claims workbench/CLM-2026-032234

Institutional claim · UB-04 · Provider portal

CLM-2026-032234

Cornerstone Digestive Health Center, Gastroenterology. Service 2026-01-16 at outpatient hospital (POS 22). Received 2026-06-27.

Denied

Billed

$1,823.00

2 lines

Allowed

$1,002.65

if approved

Plan pays

—

Denied

Member owes

—

copay / deductible / 30% coinsurance

Rules engine

Deny

CO29

Decided by

Claims rules engine

2026-10-22 12:44

Member

Resolved through the identity graph

Member: Charlotte Richards
Member ID: UHC-72303-37
Date of birth: 1938-04-21
Identity: Verified4 records, confidence 0.99
Claim record: CLMCLM-423202
Relationship: Spouse, Plano, TX

Coverage and accumulators

Found by member ID

Plan: MEDICARE-ADV-A MA group GRP-3611
Coverage period: 2024-10-01 to present
Deductible: $32.32 of $1,000.003%
Out-of-pocket maximum: $629.36 of $4,000.0016%
Copays: office $25.00, specialist $40.00, emergency $250.00
Physical therapy visits: 21 of 20 used

Provider

Billing and rendering

Billing provider: Cornerstone Digestive Health Center
Gastroenterology · taxonomy 207RG0100X
NPI: 4838407417
Network: In network
Rendering NPI: 9258153631
Location: Los Angeles, CA · TIN 73-5559083
Authorisation / referral: PA2025638189 / 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	88305 rev 0310	Surgical pathology, level IV	—	1	1	$231.00	$127.05	—	—	DeniedCO29
2	45378 rev 0750	Colonoscopy, diagnostic	—	1	2	$1,592.00	$875.60	—	—	DeniedCO29
Totals						$1,823.00	$1,002.65	—	—

Diagnoses (ICD-10-CM)

1. R10.13 Epigastric painprincipal
2. K21.9 Gastro-esophageal reflux disease without esophagitis

Claim header

Patient account: PA-394799
Frequency code: 1 (original)
Accident: No
DRG: —
Admit / discharge: —
Landed: 2026-10-22 12:44

Rules engine

CLAIMS-ADJ v1: 11 checks, 1 needing attention

Check	Result	Code	Detail
Member identity	Pass		Attached to MBR-031335 (verified, link confidence 0.99).
Eligibility	Pass		Active on 2026-01-16: MEDICARE-ADV-A (MA), effective 2024-10-01.
Timely filing	Fail	CO29	Received 162 days after the last date of service (limit 90). Time limit for filing has expired
Duplicate check	Pass		No matching prior claim in the duplicate window.
Prior authorisation	Pass		Authorisation PA2025638189 on file for 45378.
Provider network	Pass		In-network provider Cornerstone Digestive Health Center (4838407417).
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 2026-10-22 12:44 under policy version 1. Hard rule fired: Denied.

Notes

Provider, system and examiner notes on this claim

ClinicalProvider: Cornerstone Digestive Health Center2026-01-16 16:25
Follow-up for epigastric pain. Plan discussed, medications reconciled.
SystemSystem: Claims system2026-06-27 06:45
Received more than 90 days after the last date of service. Check for a timely-filing waiver before finalising.
AdministrativeExaminer: T. Nguyen (Senior Claims Examiner)2026-06-27 12:35
Called the provider office; awaiting documentation.

Attachments

Documents received with the claim

Prior auth letterPA2025638189_approval.pdf2 pages
Utilisation management approval letter for 88305 (Surgical pathology, level IV), valid 2026-01-16 to 2026-04-16.
Itemized billitemized_PA-394799.pdf7 pages
Itemised statement totalling $1823.00 across 2 lines.

Claim history

Every event on this claim, sealed in the audit chain

Rules engineDenied2026-10-22 12:44
Timely filing: Received 162 days after the last date of service (limit 90).

Other claims for this member

Same resolved identity

Claim	Service	Provider	Billed	Status
CLM-2026-017384	2026-07-05	Sunrise Behavioral Health	$731.00	Approved

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

DeniedCO29scenario: Late filing

Received after the timely-filing limit.

Review queue Member identity