Greenbrook Medical

Greenbrook Medical

Senior-focused primary care network

Overview

Greenbrook Medical runs a network of primary care clinics in the Tampa Bay area that focus exclusively on people 65 and older. It provides long, appointment-based visits with a small number of patients per doctor to build strong doctor–patient relationships. Care is delivered through a dedicated team with 24/7 access, on-site labs, EKGs, circulation testing, joint injections, skin biopsies, plus help with referrals and transportation. They partner with Tampa General Hospital on the TGH Senior Center to extend senior-focused care. The company differentiates itself by limiting patient load per physician, offering same or next-day availability and minimal wait times, and by maintaining continuity of care with the same doctor at every visit. Their goal is to deliver patient-centered, comprehensive geriatric care and support for chronic conditions like diabetes, hypertension, arthritis, and heart disease, while expanding access through partnerships and Medicare Advantage relationships.

About Greenbrook Medical

Simplify's Rating
Why Greenbrook Medical is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Healthcare

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Bayonet Point, Florida

Founded

2021

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Simplify's Take

What believers are saying

  • Greenbrook said it grew 100% year-over-year in 2025 and expects faster 2026 growth.
  • June 2026 added Brandon and Riverview locations, extending TGH Senior Center reach.
  • UnitedHealthcare acceptance in June 2026 broadens patient access and reduces acquisition friction.

What critics are saying

  • Medicare Advantage reimbursement changes at Humana, Devoted, Florida Blue, and UnitedHealthcare hit margins quickly.
  • Tampa Bay concentration leaves Greenbrook exposed to local hospital competition and referral disruption.
  • If growth stalls after 2026 expansion, the senior-center model loses network density advantages.

What makes Greenbrook Medical unique

  • Greenbrook Medical built senior-only primary care around 1991 heritage and TGH partnership.
  • Its Tampa Bay footprint spans Hudson, Brandon, Riverview, and Spring Hill by June 2026.
  • Same-day access, longer visits, and on-site testing create a sticky relationship-based model.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Paid Vacation

Paid Sick Leave

401(k) Retirement Plan

401(k) Company Match

Hybrid Work Options

Performance Bonus

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