435 abbreviations
Abbreviation Meaning
Mono Mononucleosis
MPA Master of Public Administration
MPH Master of Public Health
MRI Magnetic resonance imaging
MS Mitral stenosis; also Master of Science or Medical Scientist
MSA Metropolitan statistical area
MSN Master of Science in Nursing
MSO Management service organization
MSW Master of Social Work
MUA Medically underserved area
MUP Medically underserved population
MVPS Medicare volume performance standard
N Normal
NB Newborn
NBC Nuclear/biological/chemical
NCD National coverage determination
NCQA National Committee for Quality Assurance
ND Doctor of Naturopathic Medicine
NDMS National Disaster Medical System
NF Nursing facility
NIC Neonatal intensive care
NICU Neonatal intensive care unit
NIH National Institutes of Health
NIMS National Incident Management System
NIPP National Infrastructure Protection Plan
NLRB National Labor Relations Board
NNDSS Nationally Notifiable Disease Surveillance System
NP Nurse practitioner
NPI National Provider Identifier
NQF National quality forum
NRP National Response Plan
OASIS Outcome and Assessment Information Set
OB-GYN Obstetrics and gynecology
OBRA Omnibus Budget Reconciliation Act
OD Doctor of Optometry
O.D. Right eye
ODS Organized delivery system
OIG Office of Inspector General
OMB Office of Management and Budget
OPO Organ procurement organization
OPP Out-of-pocket payments
OR Operating room
O.S. Left eye
OSHA Occupational Safety and Health Administration
OT Occupational therapy
OTC Over-the-counter
PA Physician’s assistant
PA Physician assistant; also Posterior–anterior
P&A Percussion and auscultation
PACS Picture archiving and communication system