Investor Presentation - Medical Office Sector

STRATEGIC RATIONALE 24.2 mm (2) Combined Total GLA ~90% Assets Within HTA's Markets 74% Leased to Major Hospital Systems(3) 3.4% Combined Pro Forma SS NOI Growth (6) Transformational Acquisition Creates Dominant Public Pure-Play MOB Platform National Leader in outpatient healthcare real estate, an unconsolidated sector undergoing significant change and macroeconomic growth trends Combined enterprise value of ~$9.0 billion makes HTA the largest public MOB platform (1) Significant Portfolio Overlap Creates Scale in Key Gateway Markets ■ Portfolio focused in 20-25 markets with strong growth characteristics ☐ ■ ■ - • Increased market density allows for significant operating synergies and growth opportunities utilizing the combined operating platform. 17 markets with each having over 500k GLA High-Quality Portfolio Focused On-Campus and in Community Core Locations ~76% located directly on or adjacent to health system campuses Combined portfolios exhibit best-in-class same property NOI growth Core critical assets with excellent visibility in prime position for healthcare delivery 93% leased with 9.6 weighted average lease term (4) New construction with an average age of 8 years (5) and very limited capital needs Combined Full-Service Operating Platform with History of Performance and Execution HTA's operating platform has demonstrated significant growth maximizing acquired properties Proven development platform allows for full-service relationship with new and existing healthcare providers Development assets are currently 86% pre-leased (1) Excludes all properties with exercised ROFR/ROFOS. (2) Includes $391 million investments in 24 MOBS, aggregating 1.4 million square feet as of June 30, 2017. (3) Based on GLA of 2Q Investments. (4) Weighted average lease term of Duke portfolio, does not include Dignity assets. (5) Average age of Duke portfolio, does not include Dignity assets. (6) Same store growth weighted by GLA at 12/31/16 since 2012. Investor Presentation | January 2018 PAGE 27

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