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Network Health

Explanation of Payment (EOP) Report

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An EOP Report will accompany claims denials and checks for payment. This report reflects any claims we paid or denied during the previous period. All denied claims will have denial codes and our reasons for denying the claim.
If an explanation is unclear, please call us at 888-257-1985.

Denial code

Description

111C

State-supplied serum or services billed with modifier SL (state-supplied vaccine)

115C

Member not eligible on date of service (DOS) — retraction

116C

Duplicate payment — retraction

120C

Other coverage primary — recovery

127C

Overpayment retraction — AIM or KSN audit

900C

Resubmit to third-party liability carrier

901C

Noncovered benefit — resubmit to MassHealth

902C

Covered under specialty pharmacy benefit

903C

Incidental procedure

904C

Invalid Current Procedural Terminology (CPT) code for point of service (POS)

905C

Unknown dates of service and/or bad dates

906C

Address does not match address on file — Contact your provider representative

907C

Payment included in case rate

908C

Deny motor vehicle accident (MVA) — $2,000 personal injury protection (PIP) must be exhausted

909C

Emergency room (ER) included in inpatient (IP) rate

910C

Service included in observation rate

911C

Payment included in payment amount per episode (PAPE) rate previously paid for this DOS

912C

Professional charges included in IP rate

913C

Resubmit with manufacturer’s invoice

914C

Service not eligible for incentive payment

915C

Separate reimbursement not allowed — mutually exclusive

916C

Resubmit with appropriate modifier

917C

Post-operative services included in global rate

918C

Deny MVA — $8,000 PIP and MedPay must be exhausted

919C

Resubmit to workers' compensation carrier

920C

Duplicate claim submission

921C

Service not eligible for incentive payment

922C

Sales tax nonreimbursable

923C

Provider not contracted for services rendered

924C

Code replaced with appropriate code for service

925C

Claim previously paid

927C

Procedure (PX) component previously paid

928C

Serious reportable event — nonreimbursable service; member not responsible

929C

Vaccine administration billed without vaccine — resubmit with serum

930C

Authorized as observation

933C

Payment included in per diem

934C

Resubmit with Current Procedural Terminology (CPT) and/or Healthcare Common Procedure Coding System (HCPCS) detail

935C

Invalid procedure code for DOS

937C

Resubmit with valid diagnosis (DX) code

938C

Resubmit with valid CPT code

939C

No charges submitted for services rendered

940C

Resubmit with valid anesthesia code

941C

Services billed not specified on authorization

942C

Resubmit with anesthesia time

944C

Age, procedure, and/or DX conflict

945C

Gender, procedure, and/or DX conflict

946C

Information requested on another line

947C

Units exceed authorization

948C

Other insurance is primary

949C

Unlisted procedure code — documentation required

950C

Service not authorized

951C

Invalid PX and/or modifier combination

952C

Resubmit with medical records

953C

Resubmit with primary carrier Explanation of Payment (EOP)

954C

Medical records reviewed — PX denied

955C

Authorization denied

956C

Payment included in global rate

957C

Service billed in error

958C

Resubmit with itemization by DOS

959C

Authorization denied

960C

An updated W-9 is required to process your claim

961C

Resubmit invoice with cost per unit

962C

Resubmit with clinical information

963C

Cosmetic procedure

964C

Invalid member ID # for this patient

965C

Temporary code nonreimbursable — Bill with appropriate codes

966C

Resubmit with valid ICD-9 operation code

967C

Paid by auto carrier

968C

Paid by workers' compensation

969C

Paid by third party

970C

Filing limit exceeded

971C

Observation included in IP stay

972C

Primary carrier paid maximum

973C

MedPay must be exhausted

974C

Member not assigned to primary care provider (PCP) — service not authorized

976C

Adjustment request not received within 60 days of EOP

977C

Item purchase price exceeded

978C

Benefit limit reached

979C

Reviewed adjustment request — filing denial upheld

980C

Benefit not covered

981C

Visit not indicated for separate reimbursement

982C

Rebundled to primary procedure

983C

Resubmit with operative report

985C

Resubmit with capped rental modifier

986C

New patient (PT) evaluation and management (E&M) not allowed for established patient

987C

Pre-operative services included in global rate

989C

Invalid code for DOS

990C

Member not eligible on DOS

991C

Resubmit with valid revenue code

992C

Resubmit with correct POS

993C

Resubmit with rendering physician name

994C

Assistant surgeon not required for procedure

995C

Professional services must be billed on a CMS 1500 Form

996C

Invalid bill type — resubmit corrected claim with valid bill type

997C

Facility charges must be submitted on a UB04 Form

998C

Invalid PX and/or DX combination claim check adjustment

999

Precertification received in third trimester

GLBL

Not separately reimbursable — included in global fee

MX

Maximum benefit reached

NC

Not a covered service

NR

Not a reimbursable code

T

Member not eligible on DOS

UNIT

Incorrect units for services billed


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