Claims workbench/CLM-2026-007503
Professional claim · CMS-1500 · EDI 837P

CLM-2026-007503

Cornerstone Internal Medicine Associates, Internal Medicine. Service 2026-05-15 at office (POS 11). Received 2026-05-22.

Denied
Billed
$282.00
1 line
Allowed
$174.84
if approved
Plan pays
—
Denied
Member owes
—
copay / deductible / 10% coinsurance
Rules engine
Deny
CO18
Decided by
Claims rules engine
2026-10-22 12:44

Member

Resolved through the identity graph

Member ID
UHC-48517-88
Date of birth
1993-09-16
Identity
Verified4 records, confidence 0.99
Claim record
CLMCLM-424849
Relationship
Spouse, Phoenix, AZ

Coverage and accumulators

Found by member ID

Plan
MEDICARE-ADV-A MA group GRP-4866
Coverage period
2021-04-01 to present
Deductible
$277.86 of $500.0056%
Out-of-pocket maximum
$366.80 of $1,000.0037%
Copays
office $40.00, specialist $50.00, emergency $350.00
Physical therapy visits
0 of 20 used

Provider

Billing and rendering

Billing provider
Cornerstone Internal Medicine Associates
Internal Medicine · taxonomy 207R00000X
NPI
1575429455
Network
In network
Rendering NPI
1762977696
Location
Houston, TX · TIN 58-0916222
Authorisation / referral
none / none

Service lines

CMS-1500: procedures, modifiers, units, charges and the pricing outcome per line

LineCodeDescriptionMod.UnitsDxBilledAllowedMemberPlanLine status
199215Office visit, established patient, high complexity—11$282.00$174.84——DeniedCO18
Totals$282.00$174.84——
Diagnoses (ICD-10-CM)
  • 1. I48.91 Unspecified atrial fibrillationprincipal
  • 2. I10 Essential (primary) hypertension
  • 3. N18.30 Chronic kidney disease, stage 3 unspecified
Claim header
Patient account
PA-173335
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

CheckResultCodeDetail
Member identityPassAttached to MBR-009098 (verified, link confidence 0.99).
EligibilityPassActive on 2026-05-15: MEDICARE-ADV-A (MA), effective 2021-04-01.
Timely filingPassReceived 7 days after service (limit 90).
Duplicate checkFailCO18Exact duplicate of CLM-2026-007502: 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 2026-10-22 12:44 under policy version 1. Hard rule fired: Denied.

Notes

Provider, system and examiner notes on this claim

  • ClinicalProvider: Cornerstone Internal Medicine Associates2026-05-15 12:12

    Follow-up for unspecified atrial fibrillation. Plan discussed, medications reconciled.

  • SystemSystem: Claims system2026-05-22 06:52

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

  • AdministrativeExaminer: R. Patel (Claims Examiner II)2026-05-22 13:20

    Member services inquiry logged on this claim; member asked about the status of payment.

Attachments

Documents received with the claim

No attachments.

Claim history

Every event on this claim, sealed in the audit chain

  1. Rules engineDenied2026-10-22 12:44
    Duplicate check: Exact duplicate of CLM-2026-007502: same member, date of service, procedures and billing provider.

Other claims for this member

Same resolved identity

ClaimServiceProviderBilledStatus
CLM-2026-0032252026-07-05Harbor Rehabilitation Center$371.00Approved
CLM-2026-0075022026-05-15Cornerstone Internal Medicine Associates$282.00Approved

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.