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Maryland: one knee, three prices

What Medicare pays Maryland hospitals and surgery centers for knee, hip and shoulder replacement, what hospitals list, and which cost the most and the least.

Surgery center
$8,953
Median Medicare knee rate, 63 orthopedic surgery centers
Hospital, same day
—
Median outpatient allowed
Hospital, overnight
$26,027
Median inpatient paid, 25 hospitals

Maryland requires a certificate of need for new surgery centers.

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Lowest Medicare payment

HospitalCityInpatient paidList priceOutpatient
University of Md St Joseph Medical CenterTowson$18,420$20,699—
Luminis Health Anne Arundel Medical Center, IncAnnapolis$19,777$21,430—
Suburban HospitalBethesda$20,521$22,938—
Medstar Montgomery Medical CenterOlney$20,602$23,239—
Medstar Franklin Square Medical CenterRosedale$22,544$24,688—
Johns Hopkins Howard County Medical CenterColumbia$23,353$25,515—
Mercy Medical Center IncBaltimore$24,194$27,821—
Holy Cross Germantown HospitalGermantown$24,258$27,367—
Garrett Regional Medical CenterOakland$24,967$27,996—
Meritus Medical CenterHagerstown$25,015$27,250—

Highest Medicare payment

HospitalCityInpatient paidList priceOutpatient
Union Hospital of Cecil CountyElkton$42,205$47,819—
Johns Hopkins Hospital, theBaltimore$39,013$44,401—
Sinai Hospital of BaltimoreBaltimore$35,542$39,907—
University of Md Charles Regional Medical CenterLa Plata$34,608$32,499—
Adventist Healthcare White Oak Medical CenterSilver Spring$32,240$36,059—
University of Md Upper Chesapeake Medical CenterBel Air$31,995$35,355—
Johns Hopkins Bayview Medical CenterBaltimore$31,274$36,015—
Luminis Health Doctors Community Medical Ctr, IncLanham$29,890$32,291—
Greater Baltimore Medical CenterBaltimore$29,288$33,160—
Medstar Union Memorial HospitalBaltimore$28,000$31,513—

Every Maryland hospital (26)

Orthopedic surgery centers (63)

Questions

How much does Medicare pay for a knee replacement in Maryland?

In 2024 Medicare paid Maryland hospitals a median $26,027 per inpatient hip or knee replacement stay (MS-DRG 470, 25 hospitals) and a median — per outpatient case. An orthopedic surgery center is paid about $8,953 for a knee.

Which Maryland hospitals does Medicare pay least for a joint replacement?

University of Md St Joseph Medical Center ($18,420), Luminis Health Anne Arundel Medical Center, Inc ($19,777), Suburban Hospital ($20,521).

What do Maryland hospitals list for a joint replacement?

The median list (chargemaster) price is $29,860, about 1.1× what Medicare pays.

Does Maryland have a certificate-of-need law?

Maryland requires a certificate of need for new surgery centers. CON is required for ambulatory surgical facilities with three or more operating rooms; smaller centers receive a coverage determination instead.