Medical Office DSTs: A Defensive 1031 Option

Delaware Statutory Trusts · Baker 1031 Research · Updated June 2026 · 16 min read

I have been thinking about how quickly “defensive” becomes a shortcut for “safe.” Medical office has real stabilizing features—needs-based healthcare demand and tenants that are expensive to move—but a careful investor still needs to ask who pays the rent, when the lease expires, how reimbursement affects the tenant, and whether the location earns its place.

The first-order view is a long lease tied to healthcare. The second-order view is tenant credit, concentration, reimbursement dependence, re-leasing risk, debt, sponsor execution, and the difference between hospital adjacency and a weak local catchment. Price and risk are set by those details.

A medical office Delaware Statutory Trust (DST) holds one or more medical office buildings, or MOBs, leased to physicians, clinics, outpatient surgery centers, imaging providers, and other healthcare tenants. Investors own fractional beneficial interests that qualify as like-kind real property for a 1031 exchange under IRS Revenue Ruling 2004-86. The structure can provide passive exposure to a needs-based sector while allowing an exchanger to defer capital-gains tax, but its outcome still depends on the property and its tenants. DST interests are securities offered to accredited investors after a suitability review; this is educational information, not investment, tax, or legal advice.

For broader DST context, read our definitive DST guide.

Why Medical Office Is Defensive

Medical office is widely regarded as a defensive real estate sector because healthcare is needs-based. People generally continue to need doctor visits, prescriptions, and procedures during a weaker economy, so demand for space where care is delivered can be steadier than demand for discretionary property types such as hotels and hospitality, luxury retail, or the more speculative office sector. That does not make a particular building immune from trouble.

The other source of defensiveness is the tenant and lease. Healthcare providers often invest heavily in their space, build a patient base around the location, and depend on referral relationships. Those facts can make a move costly and disruptive, supporting long leases, high retention, and relatively predictable income. This is why medical office is often used as a more conservative, income-oriented allocation. It remains defensive, not risk-free, and no property's results are guaranteed.

Tenant Stickiness & Lease Terms

Medical tenants do not move easily. A practice may have customized exam rooms, specialized plumbing, imaging or surgical equipment, and dedicated electrical and HVAC systems. Moving means rebuilding those features, disrupting patient care, risking patient loss, and unsettling referral networks tied to nearby hospitals or complementary providers.

That friction can lead to high retention. Medical office leases often run five, ten, or more years and are frequently structured as net leases, with the tenant paying operating expenses in addition to rent and with built-in escalations. Lower turnover means less downtime and fewer re-leasing costs than in many property types. Still, long duration only has value when the tenant is sound and the remaining lease term is adequate. A building with a strong, long-leased provider differs from one with weak credit or near-term expirations.

A customized build-out, an established patient base, and a referral network all tie a practice to its location. That is why renewals can be high, not why they should be assumed.

Demand Drivers in Healthcare

Demographics are a long-horizon demand driver. An aging population tends to visit doctors more often, manage more chronic conditions, and undergo more procedures. As large older cohorts grow, they can support the volume of medical visits and the need for care space. That is a needs-based thesis with similarities to senior-housing demand, but it is not a forecast for a particular MOB.

The shift from hospitals to outpatient settings is another driver. Medical advances and a push toward lower-cost care have moved more imaging, surgery, diagnostics, and routine care from expensive hospital campuses into outpatient medical office buildings, often in convenient suburban locations. Population growth and overall healthcare spending support the baseline. These are general, long-run drivers; tenant mix and location still determine a building's actual outcome.

Risks and Considerations

Medical office's defensive label does not erase tenant risk. A small independent practice is a different credit from a large hospital system or national outpatient operator. Concentration also matters: a building anchored by one large tenant has more exposure if that tenant's condition changes. Near-term expirations and specialized space can make a vacancy costly and slow to backfill.

Reimbursement risk is specific to healthcare. Many providers rely on payments from Medicare, Medicaid, and private insurers. Changes in reimbursement rates, coverage policies, or payment structures can affect a provider's profitability and, indirectly, its ability to pay rent. A diversified hospital system or practice with several revenue sources may be more insulated than a tenant dependent on one reimbursement stream.

Location is important too. On-campus or hospital-affiliated MOBs can benefit from referral flow, provider clustering, and patient convenience. Suburban or community MOBs rely more on their local catchment, convenience, and tenant mix. Standard DST risks remain: multi-year illiquidity, leverage, sponsor execution, and fees. A DST investor is passive and relies on the sponsor's tenant selection, lease structuring, and management.

Key Takeaways

• Medical office is defensive-leaning because needs-based healthcare demand and sticky, long-leased tenants can support income across cycles.
• Costly build-outs, patient bases, and referral networks support high retention and long, often net, leases.
• Tenant credit, concentration, and reimbursement exposure are central risks; medical tenants are not equally strong.
• Hospital proximity can support referral flow, while every investment still requires a tenant, lease, and location analysis.

Sample Medical Office Offerings

Medical office DSTs come in recognizable but general profiles. Some hold one or more MOBs leased to physician practices, specialists, imaging or diagnostic providers, and outpatient services under long-term, often net, leases. Some rely on a strong primary tenant such as a hospital system or large outpatient operator; others spread rent across several smaller practices. These descriptions are illustrative, not specific securities, and do not imply guaranteed returns.

Location and tenant profile separate those offerings. One may be on campus or hospital affiliated, benefiting from referral flow and provider clustering; another may serve a well-located suburban or community catchment. Tenant mix and credit, remaining lease term, and concentration are central differentiators. Strong, long-leased providers can support a more conservative income profile; shorter leases, weaker credit, or heavy concentration add risk. The usual DST pattern often involves a roughly five-to-seven-year target hold with trust-level debt. Long net leases can provide income visibility only while tenants perform.

How Baker 1031 Helps You Evaluate Medical Office DSTs

Baker 1031 Investments helps 1031 investors understand why medical office is viewed as defensive, its tenant stickiness and lease terms, healthcare demand drivers, risks, and typical offerings. It helps investors assess whether a medical office DST fits an exchange and, when appropriate, access a suitable offering.

DST interests, including medical office DSTs, are securities offered through the broker-dealer, Aurora Securities, Inc. (member FINRA/SIPC), to accredited investors after a suitability review of financial situation, goals, liquidity needs, and risk tolerance. Baker 1031 does not provide tax or legal advice. Your CPA and attorney handle how a medical office DST fits your 1031 exchange, basis, and debt-replacement requirement. Baker can help evaluate tenant mix and credit, lease structure, concentration, hospital proximity, debt, and sponsor, while coordinating with tax professionals and a qualified intermediary to meet the 45- and 180-day deadlines. Returns and distributions are projections, not promises. The real estate carries tenant, reimbursement, and market risk; DST interests are illiquid; past performance does not guarantee future results.

Frequently Asked Questions

What is a medical office DST?

A medical office DST is a Delaware Statutory Trust that holds one or more MOBs leased to physicians, clinics, outpatient surgery centers, imaging providers, and other healthcare tenants. Investors own fractional beneficial interests. Under IRS Revenue Ruling 2004-86, a properly structured DST interest is treated as like-kind real property for a 1031 exchange. The sponsor handles leasing, management, and the eventual sale while investors receive their share of income and any appreciation. The appeal is passive, 1031-eligible exposure to a needs-based sector with sticky tenants; tenant credit and reimbursement risk remain real.

Why is medical office considered a defensive sector?

Healthcare demand is needs-based, so medical space tends to be less exposed to economic weakness than discretionary hotel, luxury-retail, or speculative-office demand. Medical tenants also invest in specialized space, maintain location-tied patient bases, and often sign long leases. That combination can provide durable income and high retention. It does not make medical office risk-free or guarantee any property's results.

Why are medical office tenants so sticky?

Moving can require rebuilding exam rooms, plumbing, imaging or surgical equipment, electrical systems, and HVAC. It can interrupt care, disturb referral relationships, and risk losing patients who value a familiar location. That makes a tenant reluctant to relocate and can support leases of five, ten, or more years, frequently net leases with escalations. The result can be strong renewal prospects and low turnover, subject to the tenant's credit and lease terms.

What drives demand for medical office buildings?

An aging population, more chronic conditions and procedures, the continued move of care to outpatient settings, population growth, and healthcare spending are the main drivers. Imaging, surgery, diagnostics, and routine care increasingly occur outside expensive hospital campuses in convenient medical office settings. These are long-run, needs-based conditions, not promises about a specific property.

What are the main risks of a medical office DST?

Risks include tenant credit, tenant concentration, reimbursement changes, re-leasing specialized space, and location. A small practice is not the same credit as a hospital system; a single large anchor can create concentrated exposure. Medicare, Medicaid, and private-insurer policy can influence a provider's ability to pay rent. Illiquidity during a multi-year hold, leverage, sponsor execution, and fees are standard DST risks. Distributions are projections, not guarantees.

What is reimbursement risk in medical office?

Reimbursement risk is the possibility that changes in Medicare, Medicaid, or private-insurer payment rates, coverage rules, or payment structures weaken a provider's profitability and indirectly its ability to pay rent. It is a healthcare-specific layer of risk less common in non-healthcare real estate. Exposure varies by tenant: a diversified hospital system or practice with several revenue sources may be more insulated than one dependent on a single reimbursement stream.

How do I evaluate a medical office DST?

Begin with tenants: their credit quality, concentration, and reimbursement exposure. Review remaining lease terms, whether leases are net, escalations, renewal prospects, and the functionality of the property. Then assess whether the building is on or near a hospital campus with referral flow or a suburban MOB dependent on its catchment. Finally, review leverage, interest rate, fixed versus floating debt, maturity, sponsor experience, fees, and projected distributions. Do not chase the highest projected yield; it is an estimate, not a guarantee.

Does location relative to hospitals matter for medical office?

Yes. On-campus or hospital-affiliated MOBs can gain from referral flow, provider clustering, and convenience for patients moving between hospital and outpatient services. Suburban and community MOBs can also succeed, but they rely more on local catchment, convenience, and the strength of their tenant mix. The outpatient shift supports both forms, while the specific location remains central to value and risk.

What types of medical office DST offerings are available?

Typical offerings range from diversified multi-tenant MOBs to single-anchor, hospital-affiliated buildings. They may lease to physician practices, specialists, imaging, diagnostic, and outpatient providers through long-term, often net, leases. The important distinctions are tenant credit and mix, remaining term, concentration, and on-campus versus community location. DSTs commonly target a roughly five-to-seven-year hold and use trust-level debt. Those features are descriptions of typical offerings, not a promise of returns.

Can I use a medical office DST as 1031 replacement property?

Yes, if it is properly structured. Revenue Ruling 2004-86 treats fractional beneficial interests in a qualifying DST as direct interests in real estate for 1031 purposes. An exchanger can identify a medical office DST within the 45-day identification window and close within the 180-day exchange period while a qualified intermediary holds sale proceeds. DSTs commonly have non-recourse financing at the trust level, which can help replace relinquished-property debt. Interests remain securities offered through a broker-dealer to accredited investors after suitability review, and the exchange must be executed correctly.

Are medical office DST distributions guaranteed?

No. Sponsor income figures are projections based on in-place leases, tenant performance, expenses, and financing. Long net leases to sticky tenants can support relatively stable income, but a tenant can weaken, default, or fail to renew, and specialized space can take time and money to backfill. Leverage amplifies outcomes; floating-rate or short-maturity debt adds risk. Past performance does not guarantee future results. Size an allocation with that uncertainty in mind.

How does medical office compare to other DST sectors?

Medical office is a needs-based healthcare sector with sticky tenants. Like multifamily and senior housing, it benefits from aging demographics, but it is leased real estate rather than the operating care business found in senior housing, making it less operations-intensive and operator-dependent. Like industrial, it often has long net leases; medical tenants may be especially sticky because of customized space and patient bases. Compared with multifamily's short, frequently resetting leases, it can offer more contractual income certainty. Its distinctive risks are tenant credit and concentration, reimbursement, and hospital proximity, rather than multifamily vacancy/oversupply, senior-housing operator risk, or industrial oversupply and e-commerce risk.

Is a medical office DST suitable for a conservative investor?

It can be, but suitability depends on the specific offering. A more conservative profile might feature strong creditworthy healthcare tenants, long net leases with staggered expirations, good on-campus or suburban locations, limited concentration, conservative debt, and an experienced sponsor. Even then, tenant credit, reimbursement, specialized re-leasing, concentration, and illiquidity remain. DSTs are securities offered only to accredited investors after suitability review; the defensive label does not decide fit.

What does “defensive” mean for a real estate sector?

It means demand and income tend to hold up relatively better when the economy weakens than they do in cyclical sectors. Defensive sectors usually serve needs that remain important through downturns, which can make occupancy and rent steadier. They often offer more predictable income and lower volatility, sometimes with more modest upside than a high-growth cyclical sector during a boom. “Defensive” never means risk-free: property-specific risks can still reduce income or value.

How does Baker 1031 help me evaluate medical office DSTs?

Baker 1031 explains the defensive thesis, tenant stickiness, demand, risk, and typical offering profiles. It helps evaluate tenant credit and mix, lease terms, concentration, hospital location, debt, and sponsor. DST interests are offered through Aurora Securities, Inc. (member FINRA/SIPC) to accredited investors after suitability review. Baker does not provide tax or legal advice; your CPA and attorney handle exchange, basis, and debt-replacement questions. It coordinates with tax professionals and a qualified intermediary around the 45- and 180-day deadlines. Distributions and returns are projections, DSTs are illiquid, and past performance does not guarantee future results.

Glossary

Medical Office DST: A Delaware Statutory Trust holding medical office buildings.

Medical Office Building (MOB): A building leased to physicians and healthcare providers.

Delaware Statutory Trust (DST): A trust whose fractional interests can be 1031-eligible like-kind real property.

Beneficial Interest: An investor's fractional ownership share in a DST.

1031 Exchange: A tax-deferred swap of like-kind investment real estate.

IRS Rev. Rul. 2004-86: The ruling making qualifying DST interests 1031-eligible real property.

Defensive Sector: A sector with needs-based demand that tends to resist downturns.

Tenant Stickiness: A tenant's reluctance to relocate, supporting retention.

Net Lease: A lease in which the tenant pays rent plus property expenses.

Reimbursement: Payments to providers from Medicare, Medicaid, and insurers.

On-Campus MOB: A medical building on or near a hospital, aiding referrals.

Outpatient Care: Care delivered outside hospitals, supporting MOB demand.

Tenant Concentration: Reliance on one tenant for much of a building's income.

Hold Period: The roughly five-to-seven-year expected DST ownership term.

Sponsor: The firm that structures and manages the DST and its property.

Accredited Investor: An investor meeting income or net-worth thresholds for DST securities.

Sources & References

1. IRS, Revenue Ruling 2004-86.
2. Cornell Legal Information Institute, 26 U.S. Code § 1031 — Exchange of real property held for productive use or investment.
3. FINRA, Real Estate Investments.
4. SEC, Investor.gov — Accredited Investor Updated Investor Bulletin.

Disclosures

This article is published by Baker 1031 Investments, LLC for general educational purposes for accredited investors and is not an offer to sell or a solicitation of an offer to buy any security, nor is it tax, legal, accounting, or investment advice or a recommendation. Any securities offering is made solely through a sponsor’s private placement memorandum (PPM) following a suitability determination. Securities offered through Aurora Securities, Inc. (ASI), member FINRA / SIPC; Baker 1031 Investments is independent of ASI.

Oil & gas mineral and royalty interests and DST programs are speculative, illiquid securities sold only to verified accredited investors and involve substantial risk, including possible loss of principal, commodity-price and production-decline risk, lack of control, and the risk that an intended 1031 exchange fails to qualify for tax deferral. Whether a particular interest qualifies as like-kind real property is a fact-specific legal determination that varies by state and by the terms of the instrument. Tax results depend on your individual circumstances. Consult your own CPA and attorney before acting. Past performance does not guarantee future results.

Filed under: Delaware Statutory Trusts · DSTs · 1031 Exchange

About the author

Jerry Baker is Founder & Managing Principal of Baker 1031 Investments (FINRA Series 22 / 63 · SIE). Jerry founded Baker 1031 to bring institutional underwriting discipline to the 1031 exchange. He spent more than a decade on Wall Street working on $10B+ of real estate before building diversified DST portfolios for individual investors. Read full bio.

Reviewed by: Lori Kamen — President & CCO, Aurora Securities, Inc. (FINRA Series 4 / 7 / 24 / 53 / 63 / 66), the supervising registered principal. Last reviewed June 2026. Baker 1031 reviews its educational content periodically for accuracy and regulatory compliance. Securities offered through Aurora Securities, member FINRA/SIPC.

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I am managing capital in this sector by preferring understandable tenants, lease terms that leave room for error, measured debt, and a location whose referral or catchment story survives a weaker cycle. What matters most to you when you weigh a defensive label against the risks underneath it?