Medical Office Real Estate

Medical office buildings (MOBs) are specialized healthcare facilities designed to house physician practices, outpatient clinics, imaging centers, ambulatory surgery centers, and other medical service providers. Unlike traditional office, medical office benefits from powerful demographic tailwinds as an aging population drives steadily increasing demand for outpatient healthcare services. The ongoing shift of procedures from inpatient hospital settings to lower-cost outpatient facilities has created a structural growth driver for the MOB sector that is largely insulated from economic cycles and remote work disruption.

The investment thesis for medical office centers on its defensive characteristics. Healthcare tenants are highly "sticky" due to the significant cost of building out specialized medical space, including plumbing for exam rooms, radiation shielding, specialized HVAC systems, and heavy electrical loads for imaging equipment. Average lease terms of 7-10 years and renewal rates exceeding 80% provide exceptional income stability. Medical tenants also tend to be less sensitive to rent increases because occupancy costs represent a small fraction of practice revenue, and patient access to an established location drives referral networks.

Key considerations include whether the property is on-campus (adjacent to a hospital) or off-campus, as on-campus MOBs command premium valuations due to built-in referral traffic and health system relationships. Investors should evaluate tenant mix diversity, health system affiliation, payor mix, and the regulatory environment impacting healthcare delivery. Building specifications including floor load capacity, ceiling height for mechanical systems, and backup power are important functional requirements. Ground lease structures with hospital systems are common for on-campus properties and require careful underwriting of lease terms and extension options.

Key Metrics

Price Per Square Foot
Cap Rate
Occupancy Rate
Weighted Average Lease Term (WALT)
Tenant Retention Rate
Rent Per Square Foot (NNN or Modified Gross)

Typical Deal Structure

Medical office deals are typically structured as direct acquisitions financed with bank loans or CMBS at 60-70% LTV. On-campus MOBs affiliated with health systems often trade at premium pricing (4.5-6.0% cap rates) reflecting their stable tenant base and built-in demand. Multi-property MOB portfolios are frequently transacted between institutional buyers and healthcare-focused REITs. Ground lease structures are common for on-campus properties, where the hospital system owns the land and the MOB is subject to a long-term ground lease. Sale-leaseback transactions are also prevalent as health systems monetize owned facilities to redeploy capital into core clinical operations.

Investor Profile

Medical office attracts investors seeking a defensive, recession-resistant asset class with strong income stability. Healthcare-focused REITs like Healthpeak and Physicians Realty Trust are among the most active institutional buyers. Private equity firms with dedicated healthcare real estate platforms, family offices, and high-net-worth investors are drawn to the long lease terms, high tenant retention, and demographic growth drivers. The specialized nature of MOB requires investors to understand healthcare industry dynamics, but the operational intensity is significantly lower than other healthcare property types like senior housing or hospitals.

Top Medical Office Markets

Frequently Asked Questions

Why is medical office considered recession-resistant?

Healthcare demand is driven by demographics (aging population) and medical necessity rather than economic conditions. People require medical care regardless of the economic environment, and the shift toward outpatient care continues to accelerate. Medical tenants have long lease terms, high renewal rates, and significant buildout costs that make relocation unattractive. These factors combine to produce stable occupancy and rent collection even during economic downturns.

What is the difference between on-campus and off-campus medical office?

On-campus MOBs are located on or immediately adjacent to a hospital campus, benefiting from direct referral traffic, shared services, and the hospital system brand. They typically command lower cap rates (4.5-5.5%) due to perceived stability. Off-campus MOBs are standalone or in medical parks away from hospitals, typically trading at higher cap rates (5.5-7.0%) but offering potentially higher returns. Off-campus properties may have more diverse tenant bases and less dependence on a single health system.

What specialized buildout requirements do medical tenants have?

Medical buildouts typically cost $60-150+ per square foot depending on specialty, compared to $30-60 for standard office. Requirements include additional plumbing for exam and procedure rooms, reinforced floors for heavy imaging equipment (MRI, CT scanners), radiation shielding, specialized HVAC for air exchange requirements, backup generators for critical care, and ADA-compliant exam room configurations. These high buildout costs contribute to tenant stickiness and long lease terms.

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