


Dr. Alfredo Fiallo, MD
Dr. Alfredo Fiallo, MD is a nephrologist in San Antonio, TX and has over 40 years of experience in the medical field. He graduated from University of Puerto Rico School of Medicine in 1982. He is affiliated with medical facilities such as Metropolitan Methodist Hospital and Methodist Hospital. He is accepting new patients and telehealth appointments.
Practice
400 Baltimore San Antonio, TX 78215Make an Appointment
Hospital Highlight
Dr. Fiallo is affiliated with Peterson Regional Medical Center Kerrville, a highly rated hospital.
At a Glance
- Area of Expertise
- Offers TelehealthThis doctor offers telehealth appointments. Call the office to schedule an appointment.
- Practices at Top Hospital
- Hospital Satisfaction

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Dr. Fiallo's Reviews
Overall Patient Satisfaction
About Me
biography
Alfredo J. Fiallo, MD was born in Cuba, and is board certified in internal medicine and nephrology. Dr. Fiallo earned his bachelor's degree at Catholic University of Puerto Rico and his medical degree at the University of Puerto Rico School of...read moreNephrology
Internal Medicine
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University Of Texas Health Science Center San Antonio
Fellowship Hospital, 1989University Of Texas Health Science Center At San Antonio
Fellowship Hospital, 1989University Of Puerto Rico - Veterans Administration Center
Residency Hospital, 1985Veterans Administration Hospital-university Of Puerto Rico
Residency Hospital, 1985Baylor College Of Medicine
Internship Hospital, 1983University Of Puerto Rico School Of Medicine
Medical School, 1982Catholic University Of Puerto Rico
Undergraduate School, 1976
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Locations
Practice
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- Hours
- Mon: 8:00am - 5:00pm
- Tue: 8:00am - 5:00pm
- Wed: 8:00am - 5:00pm
- Thu: 8:00am - 5:00pm
- Fri: 8:00am - 5:00pm
- Directions
Practice
Affiliated Hospitals
- Recipient of 37
hospital awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsPatient Safety Excellence Award™ (2025)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
- Recipient of 3
hospital awardsView all awardsOutstanding Patient Experience Award™ (2024, 2023, 2022)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all patient feedbackHow patients felt about the care they received at this hospital.
89%Patients said they were given information about recovering at home5% higher than the national average
81%Patients said their room and bathroom were always kept clean14% higher than the national average
- View all patient feedback
How patients felt about the care they received at this hospital.
82%Patients said the area around their rooms was always kept quiet at night15% higher than the national average
82%Patients said they were given information about recovering at home6% lower than the national average
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