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