Summary

Dr. Maria Agustin is an internal medicine physician with 27 years of experience caring for patients with complex medical conditions. She earned her medical degree from the University of Santo Tomas Faculty of Medicine and Surgery, bringing extensive knowledge to her practice. Dr. Agustin is fluent in both Spanish and English, allowing her to communicate effectively with diverse patient populations.

Dr. Agustin practices at Kaiser Foundation Hospital and Kaiser Permanente Ontario Medical Center, serving communities throughout Rancho Cucamonga, Fontana, and Ontario, California. She specializes in managing diabetes, including Type 2 diabetes in both adults and younger patients. Her expertise includes comprehensive metabolic testing and kidney screening for diabetic patients. Patients have given Dr. Agustin an average rating of 4.0, reflecting their confidence in her compassionate and thorough approach to internal medicine care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4
  • 27 years of experience
  • speaks Spanish, English
  • University Of Santo Tomas Faculty Of Medicine And Surgery
  • 1 written review
  • 1 specialty
  • 14 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 3 office locations
  • Female

Office Locations

Dr. Maria Lourdes San Gabriel Agustin has 3 locations

Kaiser Permanente Rancho Cucamonga Medical Offices

10850 Arrow RteRancho Cucamonga, CA 91730
Mon8:30 am - 7:00 pm
Tue8:30 am - 7:00 pm
Wed8:30 am - 7:00 pm
Thu8:30 am - 7:00 pm
Fri8:30 am - 7:00 pm
Sat8:00 am - 12:00 pm
SunClosed

Kaiser Foundation Hospital

9961 Sierra AveFontana, CA 92335

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Dr. Maria Lourdes San Gabriel Agustin, MD
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Dr. Maria Lourdes San Gabriel Agustin, MDKarthikeyan Viswanathan, DODr. Shilpa Sayana, MDEric Harker
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
3.9 
27 Years of Experience 12 Years of Experience 22 Years of Experience 25 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks English, Tamil Speaks English Speaks English
Rancho Cucamonga , CALos Altos , CASHERMAN OAKS , CALyons , CO
Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: Bassett Medical Center - Cooperstown, New York Med School: The Robert Larner Md College Of Medicine At The University Of Vermont Med School: Duke University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Maria Lourdes San Gabriel Agustin

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Maria Lourdes San Gabriel Agustin has the following specialty

Specialty Expertise

Dr. Maria Lourdes San Gabriel Agustin has the following 14 areas of expertise

  • Check-up
  • Contraception
  • Diabetes
  • Family Planning
  • Heart Diseases
  • Heart Failure
  • Heartburn
  • Immunization
  • Influenza
  • Physical
  • Stroke
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

27 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Medical School

University Of Santo Tomas Faculty Of Medicine And SurgeryGraduated in 1999

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Frequently Asked Questions

Which hospitals is Dr. Maria Agustin affiliated with?
Dr. Maria Agustin is affiliated with Kaiser Foundation Hospital and Kaiser Permanente Ontario Medical Center.
Where is Dr. Maria Agustin's office located?
Dr. Maria Agustin's office is located at 10850 Arrow Rte, Rancho Cucamonga, CA, 91730.
Does Dr. Maria Agustin accept virtual/telehealth appointments?
Dr. Maria Agustin has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Maria Agustin?
You can find contact information for Dr. Maria Agustin here on Vitals.
Does Dr. Maria Agustin accept my insurance?
You can see the insurance plans that Dr. Maria Agustin accepts on their Vitals profile.

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