Our Providers

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Dr. Robert Thomas, DO, is a highly experienced Emergency Medicine physician serving patients in Florida, with a strong background in acute care, critical decision-making, and emergency medical management. He brings years of frontline clinical expertise in evaluating and treating urgent and complex medical conditions.

As the collaborating p

Dr. Robert Thomas, DO, is a highly experienced Emergency Medicine physician serving patients in Florida, with a strong background in acute care, critical decision-making, and emergency medical management. He brings years of frontline clinical expertise in evaluating and treating urgent and complex medical conditions.

As the collaborating physician for TrustPoint Primary Care, Dr. Thomas supports the practice’s commitment to safe, evidence-based care and clinical excellence. His emergency medicine training adds an important layer of medical oversight and collaboration, strengthening TrustPoint’s ability to deliver high-quality primary and urgent care services throughout Florida.

Dr. Thomas shares TrustPoint’s mission of providing accessible, patient-centered healthcare with professionalism, compassion, and strong clinical standards.

Ruthmary Estabrook, APRN, FNP-C, is the founder of Trustpoint Primary Care, a patient-centered practice built on trust, accessibility, and clinical excellence. She established the practice after years of caring for patients across diverse healthcare settings and witnessing firsthand the gaps created by fragmented systems

Ruthmary Estabrook, APRN, FNP-C, is the founder of Trustpoint Primary Care, a patient-centered practice built on trust, accessibility, and clinical excellence. She established the practice after years of caring for patients across diverse healthcare settings and witnessing firsthand the gaps created by fragmented systems and limited access to care—particularly for underserved communities.

As a board-certified Family Nurse Practitioner, Ms. Estabrook practices evidence-based medicine with a strong emphasis on preventive care, thoughtful clinical decision-making, and long-term patient relationships. Her approach prioritizes listening, education, and collaboration to ensure care plans are both medically sound and practical for everyday life.

Ms. Estabrook is currently licensed to practice in Florida, Iowa, Colorado, and Massachusetts, with pending licensure in New Mexico and Oklahoma, allowing Trustpoint Primary Care to provide consistent, high-quality care across multiple states through in-person and telehealth services.

Trustpoint Primary Care is a woman-owned and veteran-owned practice, guided by principles of service, integrity, and accountability. Under Ms. Estabrook’s leadership, the practice is committed to delivering healthcare that is personal, accessible, and centered on trust.

Sinan Ahmad, APRN, FNP-C, is a board-certified Family Nurse Practitioner and Emergency Room nurse dedicated to providing high-quality, culturally responsive care to diverse patient populations. He brings extensive experience in emergency and acute care settings, where he has managed a wide range of conditions including cardiovascular dise

Sinan Ahmad, APRN, FNP-C, is a board-certified Family Nurse Practitioner and Emergency Room nurse dedicated to providing high-quality, culturally responsive care to diverse patient populations. He brings extensive experience in emergency and acute care settings, where he has managed a wide range of conditions including cardiovascular disease, respiratory illnesses, infections, diabetes, hypertension, and urgent medical concerns.

Mr. Ahmad is fluent in English and Arabic, allowing him to effectively serve patients from multicultural and immigrant communities while fostering clear communication, trust, and understanding. His clinical approach emphasizes evidence-based medicine, patient education, and compassionate care tailored to each individual’s background and needs.

At Trustpoint Primary Care, Mr. Ahmad provides comprehensive primary and urgent care services through in-person visits and telehealth. He is particularly committed to improving access to care for underserved populations and ensuring patients feel heard, respected, and supported throughout their healthcare journey.