Summary

Dr. Piriyatharisani Gunanayagam is an internal medicine physician with 32 years of experience in comprehensive adult healthcare. She earned her medical degree from St. Georges University and has dedicated over three decades to helping patients manage complex medical conditions and maintain their overall health.

Dr. Gunanayagam practices at multiple Kaiser Permanente locations throughout the East Bay, including facilities in Antioch and Walnut Creek, California. She specializes in caring for patients with diabetes, including both adult-onset diabetes and diabetes in children and teenagers. Her expertise includes ordering and interpreting essential diagnostic tests such as comprehensive blood work and complete blood counts to monitor patient health. Patients have given her an average rating of 3.0 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3
  • 32 years of experience
  • 19 insurance plans accepted
  • St Georges University
  • 2 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 3 office locations
  • Female

Office Locations

Dr. Piriyatharisani Gunanayagam has 3 locations

Kaiser Permanente Delta Fair Medical Offices

3400 Delta Fair BlvdAntioch, CA 94509
Mon8:45 am - 6:15 pm
Tue8:45 am - 6:15 pm
Wed8:45 am - 6:15 pm
Thu8:45 am - 6:15 pm
Fri8:45 am - 6:15 pm
SatClosed
SunClosed

Kaiser Permanente Antioch Medical Center

4501 Sand Creek RdAntioch, CA 94531

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Dr. Piriyatharisani Gunanayagam, MDDr. Angela Brennan, DODr. Ehsan Ghods, DODr. Paarth Shah, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
32 Years of Experience 12 Years of Experience 26 Years of Experience 7 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English
Antioch , CAFairfield , CAFairfield , CAFairfield , CA
Med School: St Georges University Med School: Touro University California College Of Osteopathic Medicine Med School: Kansas City University Of Medicine & Bioscience College Of Osteopathic Med Med School: St Georges University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Piriyatharisani Gunanayagam

  • Accepts Medicare
  • Accepts Medicaid
  • Alameda Alliance for Health
  • Alameda Alliance for Health - Medicaid (Managed)
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Plan of San Joaquin - Medicaid (Managed)
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid (Managed)
  • L.A. Care Health Plan
  • Medicare
  • Medicare - Medicare
  • Three Rivers Providers Network (TRPN) - Medicaid (Managed)
  • UnitedHealthcare - HMO

Medical Specialties

Dr. Piriyatharisani Gunanayagam has the following specialty

Specialty Expertise

Dr. Piriyatharisani Gunanayagam has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

32 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Medical School

St Georges UniversityGraduated in 1995
St Georges University School Of MedicineGraduated in 1994

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Frequently Asked Questions

Is Dr. Piriyatharisani Gunanayagam accepting new patients?
Dr. Piriyatharisani Gunanayagam is accepting new patients on Vitals. View Dr. Piriyatharisani Gunanayagam's profile on Vitals to make an appointment.
Does Dr. Piriyatharisani Gunanayagam accept virtual/telehealth appointments?
Dr. Piriyatharisani Gunanayagam has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Piriyatharisani Gunanayagam accept my insurance?
You can see the insurance plans that Dr. Piriyatharisani Gunanayagam accepts on their Vitals profile.
How can I make an appointment with Dr. Piriyatharisani Gunanayagam?
You can find contact information for Dr. Piriyatharisani Gunanayagam here on Vitals.
Where is Dr. Piriyatharisani Gunanayagam's office located?
Dr. Piriyatharisani Gunanayagam's office is located at 3400 Delta Fair Blvd, Antioch, CA, 94509.

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