| Acronym |
Term |
Audiences |
| A&AS |
Advisory & Assistance Service |
General |
| A&G |
Acquisitions & Grants |
General |
| A&G |
Administrative & General |
General |
| A&R |
Audit & Reimbursement |
General, IT Organization |
| A-PT |
ActionPhase Topic |
General |
| A/P |
Accounts Payable |
General, IT Organization |
| A/R |
Applicant and/or Recipient |
General |
| A109 |
OMB Circular "Major Systems Acquisitions (ADP)" |
General |
| A121 |
OMB Circular "Charge Back for ADP Services Provided to Multiple
Users" |
General |
| A130 |
OMB Circular "Management of Federal Information Resources" |
General |
| A2HA |
American Association of Hospital Accountants |
General, Health Care |
| A76 |
OMB Circular "Policies for Acquiring Commercial or Industrial
Products or Services |
General |
| AA |
Associate Administrator |
General |
| AAA |
Agricultural Adjustment Administration |
General |
| AAA |
American Automobile Association |
General, Health Care |
| AABB |
American Association of Blood Banks |
General, Health Care |
| AABH |
Association for Ambulatory Behavioral Healthcare |
General, Health Care |
| AACN |
American Association of Colleges of Nursing |
General, Health Care |
| AACR |
American Association for Cancer Research |
Health Care, Medicare Beneficiary |
| AADA |
Abbreviated Antibiotic Drug Application |
General, Health Care |
| AAF |
Aplastic Anemia Foundation |
General, Health Care |
| AAFES |
Army & Air Force Exchange Services |
General, Health Care |
| AAFP |
American Academy of Family Physicians |
General, Health Care |
| AAGEG |
Administrative Analysis Grade Evaluation Guide |
General |
| AAHA |
American Association of Homes for the Aging |
Health Care, Medicare Beneficiary |
| AAHP |
American Association of Health Plans |
Health Care, Medicare Beneficiary |
| AAHSA |
American Association of Homes & Services for the Aging |
Health Care, Medicare Beneficiary |
| AAI |
Applications Alarms Infrastructure (GTE/MTS) |
General, IT Organization |
| AAKP |
American Association of Kidney Patients |
Health Care, Medicare Beneficiary |
| AAMC |
Association of American Medical Colleges |
General, Health Care |
| AAO |
American Academy of Ophthalmology |
General, Health Care |
| AAP |
American Academy of Pediatrics |
General, Health Care |
| AAPC |
American Association of Professional Coders |
General, Health Care |
| AAPCC |
Adjusted Average Per Capita Cost |
General, Health Care |
| AAPD |
American Academy of Pediatric Dentistry |
General, Health Care |
| AAPHR |
American Association of Physicians for Human Rights |
General, Health Care |
| AAPP |
Affirmative Action Program Planning |
General |
| AARG |
Average Annual Rate of Growth |
General |
| AARP |
American Association of Retired Persons |
Health Care, Medicare Beneficiary |
| AARR |
Approval, Adjustment & Reject Response |
General |
| AB |
(BC/BSA's) Administrative Bulletin |
General |
| ABA |
American Banking Association |
General |
| ABA |
American Bar Association |
General |
| ABD |
Aged, Blind & Disabled |
Health Care, Medicare Beneficiary |
| ABEND |
Abnormal Ending |
General |
| ABENDAID |
ABEND Analysis Software |
General, IT Organization |
| ABG |
Arterial Blood Gases |
General, Health Care |
| ABH |
Association of Behavioral Healthcare |
Health Care, Medicare Beneficiary |
| ABN |
Advanced Beneficiary Notice |
General, Health Care |
| ABR |
American Board of Radiology |
Health Care, Medicare Beneficiary |
| ABS |
Annual Beneficiary Summary |
Health Care, Medicare Beneficiary |
| AC |
Actual Charge |
Health Care, Medicare Beneficiary |
| AC |
Allowable Cost |
General |
| ACA |
Amputee Coalition of America |
Health Care, Medicare Beneficiary |
| ACC |
American College of Cardiology |
General, Health Care |
| ACC |
Automated Change Control |
General |
| ACCT |
Action Plan by Electronic Claims Transaction Institute |
General, IT Organization |
| ACD |
Audit Clearance Document |
General |
| ACD |
Automatic Cancellation Date |
General |
| ACE |
(Carrier) Automated Claims Examination |
General |
| ACEI |
Angiotensin Converting Enzyme Inhibitors |
General, Health Care |
| ACEP |
American College of Emergency Physicians |
General, Health Care |
| ACERS |
Annual Contractor Evaluation Reporting System |
General |
| ACF |
Administration for Children & Families |
Health Care, Medicare Beneficiary |
| ACGIH |
American Conference of Government Industrial Hygienists |
General, Health Care |
| ACH |
Automated Clearing House |
General |
| ACHE |
American College of Healthcare Executives |
General, Health Care |
| ACIP |
PHS Immunization Practice Advisory Committee |
General |
| ACL |
Access Control Lists |
General |
| ACLI |
American Council of Life Insurance |
General |
| ACLU |
American Civil Liberties Union |
General |
| ACM |
Association of Computing Machinery |
General, IT Organization |
| ACMP |
Audit/Civil Monetary Penalties |
General |
| ACMS |
Advanced Cost Management Systems |
General |
| ACO |
Administrative Contracting Officer |
General |
| ACOG |
American College of Obstetricians & Gynecologists |
General, Health Care |
| ACP |
American College of Physicians |
General, Health Care |
| ACPS |
Advanced Claims Processing System |
General, IT Organization |
| ACPV |
Average Cost per Visit |
General, Health Care |
| ACR |
Adjusted Community (Contract) Rate |
Health Care, Medicare Beneficiary |
| ACR |
American College of Radiology |
General, Health Care |
| ACRG |
Annual Compound Rate of Growth |
General, IT Organization |
| ACRP |
Adjusted Community Rate Proposal |
Health Care, Medicare Beneficiary |
| ACRS |
Accelerated Cost Recovery System |
General, IT Organization |
| ACS |
Accredited Standards Committee |
Health Care |
| ACS |
American Cancer Society |
Health Care, Medicare Beneficiary |
| ACS |
American College of Surgeons |
General, Health Care |
| ACS |
Automated Cartridge System |
General, IT Organization |
| ACSC |
Ambulatory Care Sensitive Conditions |
Contractor, General |
| ACSI |
American Customer Satisfaction Index |
Health Care, Medicare Beneficiary |
| ACSS |
Advisory Council on Social Security |
General |
| ACT |
Access Control Table |
General |
| ACTG |
AIDS Clinical Trials Group |
Health Care, Medicare Beneficiary |
| ACTS |
Automated Case Tracking System |
General |
| ACU |
Automatic Calling Unit |
General |
| ACV |
Arithmetic Coefficient of Variation |
General, IT Organization |
| ACYF |
Administration on Children, Youth & Families |
Health Care, Medicare Beneficiary |
| AD |
Admitting Diagnosis |
General, Health Care |
| ADA |
American Dental Association |
General, Health Care |
| ADA |
American Dietetic Association |
General, Health Care |
| ADA |
Americans with Disabilities Act of 1990 |
Health Care, Medicare Beneficiary |
| ADAD |
After Date of Award Document |
General |
| ADAMHA |
Alcohol, Drug Abuse & Mental Health Administration |
General, Health Care |
| ADAPSO |
Association of Data Processing Services Organization |
General, IT Organization |
| ADARS |
Automated DASD Archival Restoration System |
General, IT Organization |
| ADC |
Adult Day Care |
Health Care, Medicare Beneficiary |
| ADG |
Ambulatory Diagnostic Group |
General, Health Care |
| ADG-HOSDOM |
Ambulatory Diagnostic Group Hospital Dominant |
General, Health Care |
| ADHA |
American Dental & Hygienists Association |
General, Health Care |
| ADJ |
Adjusted Claim |
General, Health Care |
| ADL |
Activities of Daily Living |
Health Care, Medicare Beneficiary |
| ADMC |
Advance Determination of Medicare Coverage |
General, Health Care |
| ADMS |
Administrative Message |
General |
| ADMS |
Alcohol, Drug Abuse & Mental Health Services |
Health Care, Medicare Beneficiary |
| ADOBI |
Advanced DOB Information (System) (SSA) |
General |
| ADP |
(Medicaid) Alternative Disposition Plan |
Health Care, Medicare Beneficiary |
| ADP |
Advance Planning Document |
Health Care, Medicare Beneficiary |
| ADP |
Automated Data Processing |
General, IT Organization |
| ADR |
Alternative Dispute Resolution (EEO) |
General |
| ADR |
Automated Date Review |
General |
| ADR |
Automated Desk Review |
General, Health Care |
| ADS |
Alternative Delivery System |
General |
| ADS |
Amount, Duration & Scope |
General |
| ADS |
Automated Data System |
General, IT Organization |
| ADS |
Automated Development System |
General |
| ADSB |
Application Development System Batch |
General |
| ADSO |
Application Development System Online |
General |
| ADT |
Admission/Discharge Transfer |
Health Care, Medicare Beneficiary |
| ADWOH |
Average Day's Work On Hand |
General |
| AE |
Administrative Enhancement |
General |
| AEP |
Appropriateness Evaluation Period |
General |
| AERO |
Automatic Earnings Recomputation Operation (MBR) |
General, IT Organization |
| AF |
Administrative Function |
General |
| AFA |
Alternative Form of Annuity |
General |
| AFCEA |
Armed Forces Communications & Electronics Association |
General |
| AFDC |
Aid to Families with Dependant Children (Title IV of the SS
Act) |
Health Care, Medicare Beneficiary |
| AFDS |
Alternative Financing & Delivery System |
General |
| AFEHCT |
American Federation of Electronic Health Care Transactions |
General, Health Care |
| AFEHCT |
Association for Electronic Health Care Transactions |
Health Care |
| AFFIRM |
Association of Federal Information Resources Management |
General |
| AFHHA |
American Federation of Home Health Agencies |
General, Health Care |
| AFIPS |
American Federation of Information Resources Societies |
General |
| AFN |
Accumulation File Number |
General, IT Organization |
| AFPS |
Accounting for Pay System |
General, IT Organization |
| AFSCME |
American Federation of State, County & Municipal Employees |
General |
| AG |
Affiliated Group |
General |
| AGA |
Association of Government Accounts |
General |
| AGPAM |
American Guild of Patient Account Managers |
General, Health Care |
| AHA |
American Heart Association |
Health Care, Medicare Beneficiary |
| AHA |
American Hospital Association |
Health Care, Medicare Beneficiary |
| AHCA |
American Health Care Association |
General, Health Care |
| AHES |
Average Hourly Earnings |
General |
| AHFSA |
Association of Health Facility Survey Agencies |
General, Health Care |
| AHIMA |
American Health Information Management Association |
General, Health Care |
| AHP |
Accountable Health Partnership |
General, Health Care |
| AHP |
Accountable Health Plan |
General, Health Care |
| AHP |
Alternative Health Plan |
General, Health Care |
| AHP |
Average Historical Payment |
General |
| AHPA |
American Health Planning Association |
General, Health Care |
| AHPB |
Adjusted Historical Payment Basis |
General |
| AHRQ |
Agency for Healthcare Research & Quality |
Health Care, Medicare Beneficiary |
| AHSEA |
Adjusted Hourly Salary Equivalency Amount |
General |
| AHSS |
Adhoc Sampling Survey |
General |
| AI |
Audit Intermediary |
General |
| AICPA |
American Institute of Certified Public Accountants |
General |
| AICR |
Alternative Internal Control Review |
General |
| AID |
Agency for Informational Development |
General, IT Organization |
| AID |
Agency for International Development |
General |
| AIF |
Applications Interface Facility |
General |
| AIIM |
Association for Information & Image Management (trade
association) |
General, IT Organization |
| AIM |
Automated Insertion Machine |
General, IT Organization |
| AIMS |
Audit Information Management System |
General, IT Organization |
| AINS |
Advanced Information Network System |
General, IT Organization |
| AKF |
American Kidney Fund |
Health Care, Medicare Beneficiary |
| ALBN |
Amount of Last Billing Notice |
General, Health Care |
| ALC |
Active License Counter |
General |
| ALC |
Active Location Counter |
General |
| ALC |
Alternate Level of Care |
General, Health Care |
| ALE |
Annual Loss Expectancy |
General |
| ALFA |
Assisted Living Federation of America |
General, Health Care |
| ALJ |
Administrative Law Judge |
General |
| ALNF |
Auto Liability NoFault |
General |
| ALOS |
Average Length of Stay |
Health Care, Medicare Beneficiary |
| ALS |
Advanced Life Support |
Health Care, Medicare Beneficiary |
| ALS |
Advanced Logistics System |
General, IT Organization |
| ALSO |
Automatic Lump Sum Operation (MBR) |
General, IT Organization |
| ALT |
Average Length of Treatment |
Health Care, Medicare Beneficiary |
| AM |
Adjustment Module |
General |
| AM |
Amplitude Modulation |
General, IT Organization |
| AMA |
American Medical Association |
Health Care, Medicare Beneficiary |
| AMASDS |
Asset Management & Automated Software Distribution System |
General |
| AMCRA |
American Medical Care & Review Association |
General, Health Care |
| AMCS |
Automated Medical Coding System |
General, Health Care |
| AMHPS |
Association of Minority Health Professional Schools |
General, Health Care |
| AMI |
acute myocardial infarction (heart attack) |
Health Care |
| AMIA |
American Medical Informatics Association |
Health Care |
| AMIS |
American Management Information System |
General |
| AML |
Arithmetic Mean of the Logarithm |
General, IT Organization |
| AMOC |
Automated Manual Ordering Cycle |
General |
| AMP |
Average Manufacturer's Price |
General |
| AMR |
Acquisition Management Review |
General |
| AMRA |
American Medical Records Association |
General, Health Care |
| AMS |
Activities Management System |
General |
| AMW |
Average Monthly Wage |
General |
| AN |
Account Number (also A/N) |
General, Health Care |
| ANA |
Administration for Native Americans |
Health Care, Medicare Beneficiary |
| ANA |
American Nurses Association |
General, Health Care |
| ANCHR |
Access to the NCH Repository (online query to 5% sample) |
General, Health Care |
| ANDA |
Abbreviated New Drug Applications |
General, Health Care |
| ANNA |
American Nephrology Nurses Association |
General, Health Care |
| ANSCII |
American National Standard Code for Information Interchange |
General, IT Organization |
| ANSI |
American National Standards Institute |
General |
| ANSI X12 837 |
American National Standards Institute Health Data Committee X12 file
format 837 |
General, Health Care |
| AOA |
Administration on Aging |
Health Care, Medicare Beneficiary |
| AOA |
American Optometric Association |
General, Health Care |
| AOA |
American Osteopathic Association |
General, Health Care |
| AOLS |
All Other Local Screens |
General |
| AONE |
American Organization of Nurse Executives |
General, Health Care |
| AOPA |
American Orthotic & Prosthetic Association |
General, Health Care |
| AOR |
After Outliers Removed |
General |
| AOR |
Application Owning Region |
General |
| AP |
Award Processing |
General |
| APA |
American Pharmaceutical Association |
General, Health Care |
| APA |
American Psychiatric Association |
General, Health Care |
| APACHE |
Acute Physiology & Chronic Health Evaluation |
General, Health Care |
| APC |
Ambulatory Payment Class |
General, Health Care |
| APC |
Average Per Capita |
General |
| APC |
Average Projected Costs |
General |
| APCSS |
Automated Production Control & Scheduling System (at HDC) |
General |
| APD |
Advanced Planning Documents |
Health Care, Medicare Beneficiary |
| APDA |
Accretion Premium Due Amount |
General |
| APDSR |
Average Per Diem State Rate |
General |
| APF |
Authorized Program Facility |
General |
| APG |
Ambulatory Patient Group |
General, Health Care |
| APG |
Ambulatory Payment Group |
General, Health Care |
| APHA |
American Public Health Association |
General, Health Care |
| APHP |
Acute Partial Hospitalization Program |
General, Health Care |
| APHP |
Applied as Hospital Insurance Premiums |
General, Health Care |
| APHSA |
American Public Human Services Association |
General, Health Care |
| API |
Application Programming Interface |
General |
| APM |
Admission Pattern Monitoring |
General, Health Care |
| APM |
Audit Priority Matrix |
General |
| APMA |
American Podiatric Medical Association |
General, Health Care |
| APME |
Advisory Panel on Medicare Education |
General, Health Care |
| APO |
Awards Processing Operation |
General |
| APP |
Application Portability Profile |
General |
| APPC |
Advanced ProgramtoProgram Communication |
General, IT Organization |
| APPS |
(GHP) Automated Plan Payment System |
General |
| APR |
Acquisition Procurement Request |
General |
| APR |
Agency Procurement Request |
General |
| APR |
Average Payment Rate |
General |
| APR - DRG |
all payer refined - diagnosis related groups |
Health Care |
| APS |
Acquisition Planning Schedule |
General |
| APS |
Acute Physiology Score |
General, Health Care |
| APS |
Adjudication Payment System |
General |
| APS |
Annual Person Summary System |
General |
| APS |
Application Productivity System |
General |
| APSA |
American Political Science Association |
General |
| APT |
Automated Production Turnover |
General |
| APTD |
Aid to the Permanently & Totally Disabled |
Health Care, Medicare Beneficiary |
| APWA |
American Public Welfare Association (changed to APHSA) |
General |
| AQI |
Audit Quality Initiative |
General |
| AQL |
Acceptable Quality Level |
Health Care, Medicare Beneficiary |
| AQRP |
Audit Quality Review Program |
General |
| AR |
Accounts Receivable |
General |
| AR |
Alpha Representation |
General |
| ARA |
Assistant Regional Administrator |
General |
| ARA |
Associate Regional Administrator |
General |
| ARC |
AIDS Related Complex |
General, Health Care |
| ARC |
American Red Cross |
Health Care, Medicare Beneficiary |
| ARC |
Association for Retarded Citizens |
General |
| ARCS |
Accounts Receivable & Collection System |
General |
| ARF |
Actuarial Reduction Factor Program (MBR) |
General |
| ARF |
Area Resource File |
General |
| ARIMA |
Arithmetic Moving Average |
General |
| ARK |
Arkansas Part B System |
General |
| ARMIS |
Ad Hoc Reports Management Information System |
General |
| ARMS |
Adhoc Reports Management System |
General |
| ARMS |
Automated Resource Management System |
General |
| ARO |
Annualized Rate of Occurence |
General |
| ARP |
Admission Review Program |
General |
| ARS |
Active Record Status |
General |
| ARS |
Advanced Record System (GSA) |
General |
| ARS |
Advanced Retrieval System |
General |
| ARS |
Age/Race/Sex |
General |
| ARS |
Agricultural Research Service |
General |
| ARS |
Altanthus Response System |
General |
| ARSTOP |
ARS Telephone Communications Operating Procedures |
General |
| ARTEMIS |
(mainframe project management software testing tool) |
General |
| ARTS |
Automated Reporting & Tracking System |
General |
| ARU |
Audio Response Unit |
General |
| ARU |
Automated Response Unit (Phone system with automated routing) |
General |
| AS |
Administrative Simplification |
General |
| AS |
Advanced System (AJS) |
General |
| AS |
American Samoa |
General, Health Care |
| AS |
Application System |
General |
| ASAP |
Automated Standard Application for Payments |
General |
| ASBCA |
Armed Services Board of Contract Appeals |
General |
| ASBCA |
Armed Services Board of Contract/State Assessments |
General |
| ASC |
Accredited Standards Committee (ANSI) |
General |
| ASC |
Ambulatory Surgical/Surgery Center |
General, Health Care |
| ASCA |
Administrative Simplification Compliance Act |
HIPAA Administrative Simplification |
| ASCII |
American Standard Code for Information Interchange (see ANSCII) |
General |
| ASCM |
Application Software Configuration Management |
General |
| ASCO |
American Society of Clinical Oncology |
General, Health Care |
| ASCP |
American Society of Consultant Pharmacists |
General, Health Care |
| ASCPT |
American Society of Clinical Pharmacology & Therapeutics |
General, Health Care |
| ASCT |
American Society of Cytotechnology |
General |
| ASCW |
Audit Selection Criteria Worksheet |
General |
| ASER/SA |
Annual State Evaluation Report/State Assessments |
General |
| ASF |
Automatic System Facility |
General |
| ASH |
Assistant Secretary for Health |
General, Health Care |
| ASHP |
American Society of Hospital Pharmacists |
General, Health Care |
| ASHRM |
American Society of Healthcare Risk Management |
General, Health Care |
| ASI |
Alert Screen Initiative |
General |
| ASIC |
Application Specific Integrated Circuit |
General |
| ASIM |
American Society of Internal Medicine |
General, Health Care |
| ASIS |
Association Society of Industrial Security |
General |
| ASM |
Annuity & Survivors Master (OPM file) |
General |
| ASMB |
Assistant Secretary for Management & Budget |
General |
| ASMH |
Assembler H Software |
General |
| ASMT |
American Society for Medical Technologists |
General, Health Care |
| ASO |
Administrative Services Only |
General, Health Care |
| ASP |
Acquisition Strategy Plan |
General |
| ASPA |
American Society of Public Administrators |
General |
| ASPE |
Assistant Secretary for Planning & Evaluation |
General |
| ASPEN |
Automated Survey Processing Environment |
General |
| ASPER |
Assistant Secretary for Personnel |
General |
| ASTER |
Automated System for Transaction Exception Resolution |
General |
| ASTHO |
Association of State & Territorial Health Offices |
General, Health Care |
| ASTM |
American Society for Testing & Materials |
General |
| ASTME31 |
ASTM Committee 31 |
General |
| ASTS |
American Society of Transplant Surgeons |
General, Health Care |
| ATARS |
Audits Tracking & Reporting System |
General |
| ATB |
All Trunks Busy |
General |
| ATBCB |
Architectural & Transportation Barriers Compliance Board |
General |
| ATLA |
Association of Trial Lawyers of America |
General |
| ATM |
Aschronous Transfer Mode |
General |
| ATP |
Advanced Technology Projects (GTE) |
General |
| ATRA |
American Therapeutic Recreation Association |
General, Health Care |
| ATSDR |
Agency for Toxic Substances & Disease Registry (EPA) |
General, Health Care |
| AUF |
Automatic Update Facility |
General |
| AUSA |
Assistant United States Attorney |
General |
| AUSU |
Assistant U S Attorney |
General |
| AUTO3480 |
HDC LMS Robotic Processing software |
General |
| AVERT |
AntiVirus Emergency Response Team (McAfee) |
General, Health Care |
| AVGS |
Ambulatory Visit Groups |
General, Health Care |
| AVP |
Assistant Vice President |
General |
| AVT |
Automated Voice Technology |
General |
| AWAS |
Automated Work Administration System |
General |
| AWP |
Actual Wholesale Price |
General |
| AWP |
Average Wholesale Price (Drugs) |
General |
| AZT |
Azidothymidine (AIDS drug therapy) |
General, Health Care |
