1,953 articles
Medical billing
Medical billing: converting healthcare services into coded insurance claims, submitting them to payers such as Medicare and private insurers, and following up on payment; distinct from broader revenue cycle management and a major driver of U.S. administrative costs.
Medical College of Wisconsin
Medical College of Wisconsin (MCW), private medical school in Milwaukee founded 1893, renamed from Marquette University School of Medicine in 1970; MD program of 204 students per class, Froedtert Hospital affiliation, Green Bay and Central Wisconsin campuses.
Medical Day Care
Medical day care (partial hospitalization) is daytime institutional health care where patients return home at night. Covers origins in 1933 Moscow and Cameron's 1946 Montreal day hospital, plus trial evidence in geriatric, psychiatric, cancer, and antenatal care.
Medical error
Medical error: preventable mistakes in health care, from diagnostic and medication errors to wrong-site surgery. Central to patient safety since the 1999 IOM report To Err Is Human, which estimated 44,000–98,000 US hospital deaths yearly.
Medical Expenditure Panel Survey
The Medical Expenditure Panel Survey (MEPS) is an ongoing set of US household, provider, and employer surveys sponsored by AHRQ that produce nationally representative data on health insurance coverage and medical expenditures.
Medical record linkage
Medical record linkage is the method of connecting records belonging to the same person across separate medical databases and registries, underpinning cohort studies, disease registries, and pharmacoepidemiology.
Medical Staff
Medical staff: the organized body of physicians and practitioners providing care in a hospital or organized facility, governed by bylaws, credentialing, and privileging under rules such as 42 CFR 482.22.
Medical tourism
Medical tourism: traveling internationally for medical care such as dental, cosmetic, oncology, fertility, or transplant procedures. Multibillion-dollar market; main U.S. destinations Mexico, Canada, Caribbean; infection is the leading complication.
Medical University of Lublin
Medical University of Lublin (Uniwersytet Medyczny w Lublin), a public Polish medical university founded in 1950 as the Medical Academy, university status since 2008; about 7,000 students, English-language MD and DDS programs, three clinical hospitals, ranked 6th among Polish medical universities (Perspektywy 2025).
Medical University of Vienna
The Medical University of Vienna, also known as MedUni Vienna, is an Austrian medical university created in 2004 from the University of Vienna's medical faculty.
Medically Underserved Area
Medically Underserved Area (MUA), with Medically Underserved Population (MUP), a US HRSA designation for areas or groups lacking primary care access, scored by the Index of Medical Underservice with a 62.0 cutoff, used for community health center and rural health clinic eligibility.
Medicare (United States)
Medicare is the U.S. federal health insurance program for people 65 and older and some disabled or ESRD/ALS patients, enacted July 30, 1965, with Parts A, B, C, and D covering hospital, medical, private-plan, and drug benefits.
Medicare Advantage
Medicare Advantage (Part C): privately run Medicare plans replacing Original Medicare, renamed from Medicare+Choice by the 2003 MMA; now covers over half of beneficiaries, offering extra benefits, networks, prior authorization, and capitated CMS payment.
Medicare Part D
Medicare Part D, the optional US Medicare outpatient prescription drug benefit created by the 2003 MMA and effective 2006, run through private PDP and MA-PD plans, redesigned by the IRA with a $2,000 out-of-pocket cap from 2025.
Medication Adherence
Patient compliance, also called medication adherence, is a patient's conformity to prescribed medication timing, dose, and frequency; distinct from persistence, it affects roughly half of patients and is measured mainly by self-report and refills.
Medication Errors
Medication errors are preventable events that lead to improper drug use or patient harm, occurring at any stage from prescribing to administration and costing an estimated $42 billion annually.
Medicine Chests
Medicine chests: portable boxed kits of medicines, bottles, scales, and manuals for lay self-medication at home, on ships, and in colonial travel, popular from the late 18th to 19th centuries.
Medicine in Goryeo
Medicine in Goryeo (고려 의학) was the medical system of Korea's Goryeo dynasty from 918 to 1392, combining Chinese medical frameworks with native hyangyak herb medicine.
Medicines and Healthcare products Regulatory Agency
MHRA (Medicines and Healthcare products Regulatory Agency) is the UK executive agency of DHSC, established 1 April 2003 from the MCA and MDA merger, regulating medicines, medical devices, and blood components for transfusion.
Mega-trial
A mega-trial is a very large randomized controlled trial, usually enrolling many thousands of patients across many centers, designed to detect modest treatment effects such as 15–20% reductions in death.
Memorial Medical Center
Memorial Medical Center, renamed Springfield Memorial Hospital in 2021, is a 500-bed nonprofit teaching hospital in Springfield, Illinois, founded in 1897 as Springfield Hospital and Training School and flagship of Memorial Health.
Memorial Sloan Kettering Cancer Center
Memorial Sloan Kettering Cancer Center (MSK), founded 1884 as New York Cancer Hospital, is a New York City nonprofit cancer hospital and research center with the Sloan Kettering Institute, 900+ clinical trials, and top-two U.S. News cancer rankings since 1990.
Mental Health Services (institution)
Mental Health Services of the Capital Region of Denmark (Region Hovedstadens Psykiatri): the Capital Region's psychiatric hospital organization, about 6,060 staff treating about 54,700 patients yearly across psychiatric centers, merged into the region's four acute hospitals on 1 January 2026.
Menthol cigarette
Menthol cigarette: cigarette flavored with menthol, first marketed as Spud in the 1920s and Kool in 1933; 37% of US cigarette sales in 2021, about 80% of Black US smokers use menthol, and a proposed FDA ban was postponed in 2024.
Merlin K. DuVal
Merlin K. DuVal, known as Monte DuVal, was an American surgeon who founded the University of Arizona College of Medicine and served as U.S. Assistant Secretary for Health from 1971 to 1973.
METSYND trial
METSYND (NCT03019796) is a completed Early Phase 1 randomized trial at the University of Castilla-La Mancha, Toledo, Spain, testing exercise training (HIIT and other modalities) with and without habitual medications in adults with metabolic syndrome.
MHSU trial
MHSU trial (NCT05865873): Hawassa University cluster randomized controlled trial in Sidama, Ethiopia, testing women's-group audio health education; it raised antenatal care and facility delivery use but not postnatal care.
Michael Fiore
Michael Fiore is an American physician and tobacco researcher at the University of Wisconsin who founded UW-CTRI in 1992 and chaired national guidelines for treating tobacco dependence.
Michael L. LeFevre
Michael L. LeFevre is an American family physician at the University of Missouri School of Medicine who chaired the U.S. Preventive Services Task Force from 2014.
Michael Lerner (public health leader)
Michael Lerner (born 1943) is an American public health leader and political scientist, co-founder and president of Commonweal in Bolinas, California, and a 1984 MacArthur Fellow.