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Acronyms and Glossary

Acronym Description
ABN Advance Beneficiary Notice of Noncoverage
ADR Additional Documentation Request
AR Accounts Receivable
AWV Annual Wellness Visit
BENE Beneficiary
CARC Claim Adjustment Reason Code
CCN Claim Control Number or Correspondence Control Number
CERT Comprehensive Error Rate Testing
CMS Centers for Medicare and Medicaid Services
CO Contractual Obligation
CPT Current Procedural Terminology
CY Calendar Year
DCN Document Control Number
DME Durable Medical Equipment
DMEPOS Durable Medical Equipment, Prosthetics, Orthotics and Supplies
DOB Date of Birth
DOD Date of Death or Date of Discharge
DOS Date of Service
EDISS Electronic Data Interchange Support Services
EFT Electronic Funds Transfer
ERA Electronic Remittance Advice
ESRD End Stage Renal Disease
FCN Financial Control Number
FY Fiscal Year
HCPCS Healthcare Common Procedure Coding System
HETS HIPAA Eligibility Transaction System
HIC or HICN Health Insurance Claim Number (Medicare Number)
HIPAA Health Insurance Portability and Accountability Act of 1996
HHEH Home Health Episode History
HMO Health Maintenance Organization
ICD-9 International Classification of Diseases, Ninth Revision
ICD-10 International Classification of Diseases, Tenth Revision
ICN Internal Control Number
IOM Internet Only Manual
IPPE Initial Preventive Physical Examination (Welcome to Medicare)
IVR Interactive Voice Response
LCD Local Coverage Determination
MAC Medicare Administrative Contractor
MBI Medicare Beneficiary Identifier (Medicare Number)
MCO Managed Care Organization
MDPP Medicare Diabetes Prevention Program
MFA Multi-Factor Authentication
MLN Medicare Learning Network
MR Medical Review
MSP Medicare Secondary Payer
MUE Medically Unlikely Edit
NCCI National Correct Coding Initiatives Edits
NCD National Coverage Determination
NDC National Drug Code
NMP Noridian Medicare Portal
Noridian Noridian Healthcare Solutions
NPI National Provider Identifier
NPPES National Plan and Provider Enumeration System
OIG Office of Inspector General
PCC Provider Contact Center
PECOS Provider Enrollment, Chain and Ownership System
PHI Protected Health Information
POS Place of Service
PR Patient Responsibility
PTAN Provider Transaction Access Number
QMB Qualified Medicare Beneficiary (Medicaid)
RA Remittance Advice
RRB Railroad Retirement Board
SMRC Supplemental Medical Review Contractor
SNF Skilled Nursing Facility
SPR Standard Paper Remit
SSNRI Social Security Number Removal Initiative
SSPR Self Service Password Reset
SSN Social Security Number
TIN Taxpayer Identification Number
UPIC Unified Program Integrity Contractor


Last Updated Dec 09 , 2023