Exhibit 21.1
 SUBSIDIARIES OF REGISTRANT
 Jurisdiction(s) in WhichJurisdiction of
    
    Qualified as aSubsidiary
    
    Organization
    
    Foreign Corporation4499 Acushnet Avenue, LLC
    
    Delaware
    
    Massachusetts8451 Pearl Street, LLC
    
    Delaware
    
    ColoradoMedical Properties Trust, LLC
    
    Delaware
    
    AlabamaMPT Development Services, Inc.
    
    Delaware
    
    AlabamaMPT Finance Company, LLC
    
    DelawareMPT of Bloomington, LLC
    
    Delaware
    
    IndianaMPT of Anaheim, LLC
    
    Delaware
    
    CaliforniaMPT of Anaheim, L.P.
    
    Delaware
    
    CaliforniaMPT of Bucks County, L.P.
    
    Delaware
    
    PennsylvaniaMPT of Bucks County, LLC
    
    Delaware
    
    PennsylvaniaMPT of California, LLC
    
    Delaware
    
    CaliforniaMPT of Centinela, L.P.
    
    Delaware
    
    CaliforniaMPT of Centinela, LLC
    
    Delaware
    
    CaliforniaMPT of Chino, LLC
    
    Delaware
    
    CaliforniaMPT of Covington, LLC
    
    Delaware
    
    LouisianaMPT of Dallas LTACH, L.P.
    
    Delaware
    
    TexasMPT of Dallas LTACH, LLC
    
    Delaware
    
    Texas (as MPT of Dallas LTACH
GP, LLC)MPT of Denham Springs, LLC
    
    Delaware
    
    LouisianaMPT of Huntington Beach, LLC
    
    Delaware
    
    CaliforniaMPT of Huntington Beach, L.P.
    
    Delaware
    
    CaliforniaMPT of Inglewood, LLC
    
    Delaware
    
    CaliforniaMPT of Inglewood, L.P.
    
    Delaware
    
    CaliforniaMPT of La Palma, LLC
    
    Delaware
    
    CaliforniaMPT of La Palma, L.P.
    
    Delaware
    
    CaliforniaMPT of Luling, LLC
    
    Delaware
    
    Texas (as Delaware MPT of
Luling, LLC)MPT of Luling, L.P.
    
    Delaware
    
    TexasMPT of Montclair, L.P.
    
    Delaware
    
    CaliforniaMPT of Montclair, LLC
    
    DelawareMPT of North Cypress, L.P.
    
    Delaware
    
    Texas (as Delaware MPT of
North Cypress Texas, L.P.)MPT of North Cypress, LLC
    
    Delaware
    
    TexasMPT of Paradise Valley, LLC
    
    Delaware
    
    CaliforniaMPT of Paradise Valley, L.P.
    
    Delaware
    
    CaliforniaMPT of Portland, LLC
    
    Delaware
    
    OregonMPT of Redding, LLC
    
    Delaware
    
    CaliforniaMPT of Shasta, LLC
    
    Delaware
    
    CaliforniaMPT of Shasta, L.P.
    
    Delaware
    
    CaliforniaMPT of Sherman Oaks, LLC
    
    Delaware
    
    CaliforniaMPT of Southern California, LLC
    
    Delaware
    
    CaliforniaMPT of Southern California, L.P.
    
    Delaware
    
    CaliforniaMPT of Twelve Oaks, LLC
    
    Delaware
    
    TexasMPT of Twelve Oaks, L.P.
    
    Delaware
    
    TexasMPT of Victoria, LLC
    
    Delaware
    
    Texas (as Delaware MPT of
Victoria, LLC)MPT of Victoria, L.P.
    
    Delaware
    
    TexasMPT of Victorville, LLC
    
    Delaware
    
    CaliforniaMPT of Warm Springs, LLC
    
    Delaware
    
    Texas (as Delaware MPT of Warm
Springs, LLC)MPT of Warm Springs, L.P.
    
    Delaware
    
    TexasMPT of West Anaheim, LLC
    
    Delaware
    
    CaliforniaMPT of West Anaheim, L.P.
    
    Delaware
    
    CaliforniaMPT Operating Partnership, L.P.
    
    Delaware
    
    Massachusetts, AlabamaMPT West Houston Hospital, LLC
    
    Delaware
    
    Texas (as MPT West Houston
Hospital GP, LLC)MPT West Houston Hospital, L.P.
    
    Delaware
    
    TexasMPT West Houston MOB, LLC
    
    Delaware
    
    Texas (as MPT West Houston MOB
GP, LLC)MPT West Houston MOB, L.P.
    
    Delaware
    
    TexasMountain View-MPT Hospital, LLC (formerly HCPI/Idaho, LLC)
    
    Delaware
    
    IdahoMPT of Bennettsville, LLC
    
    Delaware
    
    South CarolinaMPT of Bossier City, LLC
    
    Delaware
    
    LouisianaMPT of Bristol, LLC
    
    Delaware
    
    ConnecticutMPT of Cheraw, LLC
    
    Delaware
    
    South CarolinaMPT of Cleveland, Texas, L.P.
    
    Delaware
    
    TexasMPT of Cleveland, Texas, LLC
    
    Delaware
    
    Texas (as MPT of
Cleveland Texas GP, LLC)MPT of Detroit, LLC
    
    Delaware
    
    MichiganMPT of Encino, L.P.
    
    Delaware
    
    CaliforniaMPT of Encino, LLC
    
    Delaware
    
    CaliforniaMPT of Enfield, LLC
    
    Delaware
    
    ConnecticutMPT of Fayetteville, LLC
    
    Delaware
    
    ArkansasMPT of Ft. Lauderdale, LLC
    
    Delaware
    
    FloridaMPT of Garden Grove Hospital, L.P.
    
    Delaware
    
    CaliforniaMPT of Garden Grove Hospital, LLC
    
    Delaware
    
    CaliforniaMPT of Garden Grove MOB, L.P.
    
    Delaware
    
    CaliforniaMPT of Garden Grove MOB, LLC
    
    Delaware
    
    CaliforniaMPT of Idaho Falls, LLC
    
    Delaware
    
    IdahoMPT of Morgantown, LLC
    
    Delaware
    
    West VirginaMPT of Newington, LLC
    
    Delaware
    
    ConnecticutMPT of Petersburg, LLC
    
    Delaware
    
    VirginiaMPT of Poplar Bluff, LLC
    
    Delaware
    
    MissouriMPT of Providence, LLC
    
    Delaware
    
    Rhode IslandMPT of San Dimas Hospital, L.P.
    
    Delaware
    
    CaliforniaMPT of San Dimas Hospital, LLC
    
    Delaware
    
    CaliforniaMPT of San Dimas MOB, L.P.
    
    Delaware
    
    CaliforniaMPT of San Dimas MOB, LLC
    
    Delaware
    
    CaliforniaMPT of Springfield, LLC
    
    Delaware
    
    MassachusettsMPT of Tucson, LLC
    
    Delaware
    
    ArizonaMPT of Warwick, LLC
    
    Delaware
    
    Rhode IslandMPT of Webster, L.P.
    
    Delaware
    
    TexasMPT of Webster, LLC
    
    Delaware
    
    Texas (as MPT of
Webster GP, LLC)MPT of West Valley City, LLC
    
    Delaware
    
    UtahMPT of Wichita, LLC
    
    Delaware
    
    KansasWichita Health Associates, Limited Partnership
    
    Delaware
    
    Kansas