Claims workbench/CLM-2026-004237
Institutional claim · UB-04 · EDI 837I

CLM-2026-004237

Cornerstone Internal Medicine Associates, Internal Medicine. Service 2026-05-23 to 2026-05-25 at inpatient hospital (POS 21). Received 2026-07-09.

Denied
Billed
$230.00
1 line
Allowed
$126.50
if approved
Plan pays
—
Denied
Member owes
—
copay / deductible / 10% coinsurance
Rules engine
Deny
CO18
Decided by
Claims rules engine
2026-10-21 13:43

Member

Resolved through the identity graph

Member ID
UHC-59684-25
Date of birth
2001-02-18
Identity
Verified4 records, confidence 0.99
Claim record
CLMCLM-400350
Relationship
Self, Plano, TX

Coverage and accumulators

Found by member ID

Plan
MEDICARE-ADV-B MA group GRP-9329
Coverage period
2023-11-01 to 2026-06-05
Deductible
$883.18 of $1,000.0088%
Out-of-pocket maximum
$395.90 of $3,000.0013%
Copays
office $30.00, specialist $40.00, emergency $250.00
Physical therapy visits
19 of 20 used

Provider

Billing and rendering

Billing provider
Cornerstone Internal Medicine Associates
Internal Medicine · taxonomy 207R00000X
NPI
1575429455
Network
In network
Rendering NPI
8445941221
Location
Houston, TX · TIN 58-0916222
Authorisation / referral
none / none

Service lines

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

LineCodeDescriptionMod.UnitsDxBilledAllowedMemberPlanLine status
199232
rev 0110
Subsequent hospital care—11$230.00$126.50——DeniedCO18
Totals$230.00$126.50——
Diagnoses (ICD-10-CM)
  • 1. I48.91 Unspecified atrial fibrillationprincipal
  • 2. I10 Essential (primary) hypertension
  • 3. J44.9 COPD, unspecified
Claim header
Patient account
PA-660769
Frequency code
1 (original)
Accident
No
DRG
—
Admit / discharge
2026-05-23 to 2026-05-26
Landed
2026-10-21 13:43

Rules engine

CLAIMS-ADJ v1: 11 checks, 1 needing attention

CheckResultCodeDetail
Member identityPassAttached to MBR-006749 (verified, link confidence 0.99).
EligibilityPassActive on 2026-05-23: MEDICARE-ADV-B (MA), effective 2023-11-01, terms 2026-06-05.
Timely filingPassReceived 45 days after service (limit 90).
Duplicate checkFailCO18Exact duplicate of CLM-2026-004236: same member, date of service, procedures and billing provider.
Exact duplicate claim or service
Prior authorisationPassNo line requires precertification.
Provider networkPassIn-network provider Cornerstone Internal Medicine Associates (1575429455).
Medical necessityPassDiagnosis supports the procedures billed.
Bundling (NCCI)PassNo bundling conflicts.
Benefit limitsPassNo limited benefit on this claim.
CompletenessPassRequired documentation present.
High-dollar reviewPassWithin 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: Cornerstone Internal Medicine Associates2026-05-25 18:42

    Patient seen for unspecified atrial fibrillation.

  • SystemSystem: Claims system2026-07-09 05:48

    System edit 018 fired: identical member, date of service, procedure and billing provider as a prior submission.

Attachments

Documents received with the claim

  • Itemized billitemized_PA-660769.pdf2 pages

    Itemised statement totalling $230.00 across 1 line.

Claim history

Every event on this claim, sealed in the audit chain

  1. Rules engineDenied2026-10-21 13:43
    Duplicate check: Exact duplicate of CLM-2026-004236: same member, date of service, procedures and billing provider.

Other claims for this member

Same resolved identity

ClaimServiceProviderBilledStatus
CLM-2026-0250322026-06-26Mesa Physical Therapy$302.00Denied
CLM-2026-0042362026-05-23Cornerstone Internal Medicine Associates$230.00Approved
CLM-2026-0209552026-01-12Desert Primary Care Associates$203.00Denied
CLM-2026-0209542026-01-12Desert Primary Care Associates$203.00Approved

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
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

DeniedCO18scenario: Duplicate

Exact duplicate of an earlier submission.