Summary

Dr. Sonali Master is a gastroenterologist and internal medicine physician who earned her medical degree from Northwestern University Feinberg School of Medicine. With three decades of clinical experience, she brings extensive expertise to her practice in digestive health and comprehensive internal medicine care. She provides medical services in English.

Dr. Master practices at San Diego Medical Center and Kaiser Permanente San Marcos Medical Center, with locations in San Diego and San Marcos, California. She specializes in treating various forms of abdominal pain, including pregnancy-related abdominal discomfort and flank pain. Her procedural expertise includes performing kidney transplant biopsies and nerve biopsies, along with conducting pathology tests for diagnostic purposes. Patients have rated her practice at 4.8 out of 5 stars on average.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.8
  • 30 years of experience
  • speaks English
  • Northwestern University Feinberg School Of Medicine
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 2 office locations
  • Female

Office Locations

Dr. Sonali Santiago Master has 2 locations

Kaiser Permanente San Marcos Medical Offices

400 Craven RdSan Marcos, CA 92078
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

San Diego Medical Center

4647 Zion AveSan Diego, CA 92120

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Dr. Sonali Santiago Master, MDJi Soo Choi, APRNAshley Anderson, APRNTheresa Obonyano, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
30 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
San Marcos , CASACRAMENTO , CASACRAMENTO , CASACRAMENTO , CA
Med School: Northwestern University Feinberg School Of Medicine Med School: New York University Med School: East Tennessee State University - Quillen College of Medicine Med School: The University of Texas Health Science Center at Houston
Current Profile
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Insurance Plans Accepted by Dr. Sonali Santiago Master

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Sonali Santiago Master has the following 2 specialties

Specialty Expertise

Dr. Sonali Santiago Master has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

30 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Medical School

Northwestern University Feinberg School Of MedicineGraduated in 1996

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Frequently Asked Questions

What languages does Dr. Sonali Master speak?
Dr. Sonali Master speaks English.
How can I make an appointment with Dr. Sonali Master?
You can find contact information for Dr. Sonali Master here on Vitals.
Does Dr. Sonali Master accept my insurance?
You can see the insurance plans that Dr. Sonali Master accepts on their Vitals profile.
Where is Dr. Sonali Master's office located?
Dr. Sonali Master's office is located at 400 Craven Rd, San Marcos, CA, 92078.
Which hospitals is Dr. Sonali Master affiliated with?
Dr. Sonali Master is affiliated with SAN DIEGO MEDICAL CENTER and Kaiser Permanente San Marcos Medical Center.

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