AAPC American Association of Professional Coders
AHA American Hospital Association
AHIMA American Health Information Management Association
AMA American Medical Association
APC Ambulatory Payment Classification: prospective payment system for outpatient surgical procedures.
CCA Certified Coding Associate: demonstrates coding competency at a high level of expertise across all settings, including both hospitals and physician practices.
CCS Certified Coding Specialist: CCSs are skilled in classifying medical data from patient records, generally in a hospital setting. They assign codes for diagnoses and procedures for hospital reimbursement and research.
CCS-P Certified Coding Specialist-Physician based: - coding practitioners specialized in physician-based settings such as physician offices, group practices, multi-specialty clinics, or specialty centers.
CDC Center for Disease Control
CDM Charge Descriptor Master
CE Continuing Education
CHDA Certified Health Data Analyst: is an expert in health data analysis. They acquire, manage, analyze, interpret and transform data into accurate, consistent and timely information to be communicated to both, internal and external clients.
CHF Congestive Heart Failure
CHIA California Health Information Association
CHPS Certified in Healthcare Privacy and Security: denotes competence in designing, implementing and administering comprehensive privacy and security protection programs for all types of healthcare organizations.
CICU Cardiac Intensive Care Unit
CID Center for Infectious Diseases
CIRCC Certified Interventional Radiology Cardiovascular Coder: this specialty works in the complex and specialized areas of interventional and cardiovascular coding and charging.
CMA Certified Medical Assistant
CMS Center for Medicare and Medicaid Services. US federal agency which administers Medicare, Medicaid and the Children’s Health Insurance Program.
CPC Certified Professional Coder: - demonstrates superior knowledge and expertise in various medical coding environments and application of the correct application of CPT, HCPCS Level II procedure and supply codes in addition to diagnoses codes.
CPC-H Certified Professional Coder-Hospital: designates proficiency in assigning medical codes for diagnoses, procedures and services in the hospital/outpatient setting.
CPC-P Certified Professional Coder-Payer: this certification ensures that the practitioner has the knowledge and skills to assign diagnosis and procedure codes accurately and adjudicate provider claims effectively.
CPMA Certified Professional Medical Auditor: practitioner in this area uses knowledge of coding, compliance and regulatory guidelines to improve physician practice’s revenue cycle.
CPT-4 Current Procedural Terminology
CRTT Certified Respiratory Therapy Technician
DRG Diagnosis Related Group: facilitates analytical use of hospital’s medical record data and is used to determine hospital reimbursement. It is also used by Medicare program to prospectively to allow the government or insurer to fix prices in advance.
EHR Electronic Health Record
EPS Electrophysiology Study
HCPCS Health Care Financial Administration common procedural coding system
HIM Health Information Management
HIPAA Health Insurance Portability and Accountability Act
HIS Hospital Information System
HIV Human Immunodeficiency Virus
HMO Health Maintenance Organization
ICD-10-CM International Classification of Diseases10th Revision Clinical Modification
ICD-9-CM International Classification of Diseases 9th Revision Clinical Modification
ICU Intensive Care Unit
JCAHO The Joint Commission on Accreditation of Healthcare Organizations
LVN Licensed Vocational Nurse
MA Medical Assistant
OSHA Occupational Safety and Health Administration
OTR Occupational Therapist, Registered
OTRL Occupational Therapist, Registered Licensed
PPS Prospective Payment System
QA Quality Assurance
RAC Recovery Audit Contractor
RBRVS Resource-Based Relative Value Scale
RHIA Registered Health Information Administrator: is an expert in managing patient health information and medical records, administering computer information systems, collecting and analyzing patient data and using classification systems and medical terminologies.
RHIT Registered Health Information Technician: ensures the quality of medical records by verifying their completeness, accuracy and proper entry into computer systems. Specialized in coding diagnosis and procedures in patient records for reimbursement and research.
RN Registered Nurse
RVU Relative Value Unit
SHRM Society of Human Resources Managers
SNF Skilled Nursing Facility
UHDDS Uniform Hospital Discharge Data Set
UR Utilization Review
WHO World Health Organization

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Frequently Asked Questions
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