Marrero Guillermo MD
Health & Medical · Primary Care Physician

Marrero Guillermo MD

1000 Executive Dr, STE 1, Oviedo, Florida, 32765

Google Maps Updated: 13 May 2026
Authenticity Score: 85/100
About

Dr. Marrero is highly regarded for his deep compassion and long-term commitment to his patients. Many have been with him for decades, citing his ability to treat them like family. While the medical care is consistently rated as excellent, there is a recurring theme of frustration regarding the front office staff's communication and administrative handling.

Our Review Process
20
Most Relevant
14
Newest
20
Highest
16
Lowest

We analyze 70 Google Maps public reviews (Most relevant, Newest, Highest rating, Lowest rating) from every angle to find the real story so you know exactly what to expect. We use Artificial Intelligence to analyze these reviews and filter out spam to highlight only authentic feedback.

Performance Scores
Medical Expertise 95/100
Admin Efficiency 50/100
Pro Tip

The MDVIP program is highly recommended by long-term patients for a more personalized experience.

Long-term patient base
Personalized care
Pros & Cons

✓ What Works Well

  • Exceptional bedside manner
  • Deep medical knowledge
  • Treats patients like family

✗ Areas to Improve

  • Front office staff rudeness
  • Billing and insurance issues
  • Communication barriers
Frequently Asked Questions
  • Does he accept Medicare?
  • How do I get a referral?
  • Is the office staff helpful?
User Feedback

Best doctor in the business

Staff needs better training

Dr. Marrero is a legend

Location Details
Street: 1000 Executive Dr, STE 1
Neighborhood: Oviedo
City: Oviedo
State: Florida
Postcode: 32765
Country: United States
Location
1000 Executive Dr STE 1, Oviedo, FL 32765
Quick Info
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