Services About Patient Info Contact (305) 223-3989
Accepting New Patients

Welcome, Miami — Let's Take Care of Your Health, Together

Dr. Guillermo A. Fonseca provides compassionate, comprehensive primary care for individuals and families in the Miami area. From preventive screenings to chronic condition management, your health journey starts with a trusted partner.

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20+
Years Experience
100%
Patient-Centered
All
Ages Welcome
What We Offer

Comprehensive Care for Every Stage of Life

From routine check-ups to managing long-term conditions, Dr. Fonseca delivers the full spectrum of primary care with a personal touch that makes every visit count.

Preventive Care & Wellness

Annual physicals, health screenings, immunizations, and personalized wellness plans to keep you healthy year after year.

Chronic Disease Management

Expert, ongoing care for diabetes, hypertension, asthma, thyroid disorders, and other chronic conditions that require attention.

Family Medicine

Continuous care for patients of all ages — from pediatric visits and adolescent health to geriatric medicine and everything in between.

Acute Illness & Injury

Prompt diagnosis and treatment for infections, sprains, allergies, and other urgent — but non-emergency — health concerns.

Diagnostic Testing

On-site lab work, EKGs, and comprehensive diagnostic services so you get answers faster and stay on the path to recovery.

Care Coordination

When you need a specialist, Dr. Fonseca coordinates referrals and shares records so your care stays seamless and connected.

Dr. Guillermo A. Fonseca providing patient care in Miami
20+
Years

"Your health is not a number — it's your life."

About Your Doctor

A Doctor Who Listens Before He Prescribes

Dr. Guillermo A. Fonseca is a board-certified physician specializing in family and internal medicine, serving the Miami community with a practice built on respect, clarity, and genuine compassion.

He believes that effective healthcare begins with understanding — your symptoms, your concerns, your goals. Every appointment is an opportunity to build a lasting partnership, not just treat a condition. Whether you're managing a long-term illness or simply want to stay ahead of your health, Dr. Fonseca provides the kind of care that makes you feel seen.

Board Certified
Family Medicine
Miami-Based
SW 26th Street
All Ages
Pediatrics to Geriatrics
Flexible Hours
Evening Appointments
Patient Information

Everything You Need to Know Before Your Visit

Office Hours

  • Monday – Friday9 AM – 6 PM
  • SaturdayBy Appointment
  • SundayClosed

Location

14750 SW 26th St
Miami, FL 33185-5933
Free parking available

Insurance

We accept most major insurance plans. Please call our office to verify your coverage before your visit.

Verify Coverage →

New Patients

Welcome! New patients are encouraged to arrive 15 minutes early to complete registration forms. Bring your ID and insurance card.

Your Health Deserves a Doctor You Can Trust

Take the first step toward better health. Schedule your appointment with Dr. Fonseca today and experience primary care that puts you first.

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Get in Touch

We're Here When You Need Us

Have questions or ready to schedule? Reach out by phone, email, or stop by our Miami office. We look forward to welcoming you.

Phone
(305) 223-3989
Email
gfonsecamd@gmail.com
Address
14750 SW 26th St, Miami FL 33185

Send a Message

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