Summary

Dr. John Gaines specializes in internal medicine, providing comprehensive care for adult patients with a wide range of health conditions. He earned his medical degree from Renaissance School of Medicine at Stony Brook University and completed his residency at Roger Williams Medical Center. With over four decades of medical practice, Dr. Gaines brings extensive experience to patient care. He is fluent in English, Portuguese, and Spanish.

Dr. Gaines is affiliated with Rhode Island Hospital and practices at multiple locations throughout Rhode Island, including Smithfield and Providence. He focuses on managing complex conditions such as type 2 diabetes, heart failure, and venous skin ulcers. His practice includes preventive care services like breast cancer screening, utilizing advanced imaging techniques including digital breast tomosynthesis and scintimammography. Patients rate him 2.4 out of 5 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2.4
  • 41 years of experience
  • 54 insurance plans accepted
  • speaks English, Portuguese, Spanish
  • Roger Williams Medical Center
  • 19 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. John Avery Gaines has 3 locations

Coastal Medical Greenville

41 Sanderson Rd Ste 201Smithfield, RI 02917
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

The Miriam Hospital

164 Summit AveProvidence, RI 02906

Rhode Island Hospital

593 Eddy StProvidence, RI 02903

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Dr. John Avery Gaines, MDDr. Austin Ritter, DODr. Lunia Collado, MDDr. Karen L. Garibaldi, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients
2.4 
4.8 
41 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Portuguese, Spanish Speaks English Speaks English, Spanish Speaks English
Smithfield , RIProvidence , RIProvidence , RIProvidence , RI
Med School: Renaissance School Of Medicine At Stony Brook University Med School: University Of Connecticut School Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Avery Gaines

  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare (Advantage HMO)
  • Assurant Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Federal Employees Program
  • Blue Cross Blue Shield - HMO
  • Blue Cross Blue Shield - Medicare
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Rhode Island
  • Blue Cross Blue Shield of Rhode Island - CHIP
  • Blue Cross Blue Shield of Rhode Island - Federal Employees Program
  • Blue Cross Blue Shield of Rhode Island - HMO
  • CHAMPVA
  • Cigna
  • Commonwealth Care Alliance
  • ConnectiCare
  • ConnectiCare - Medicare
  • Golden Rule
  • Harvard Pilgrim Health Care
  • Harvard Pilgrim Health Care - HMO
  • Health New England
  • HealthPartners
  • HealthScope Benefits
  • Humana
  • Integra
  • Mass General Brigham Health Plan
  • Medica
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - CHIP
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Neighborhood Health Plan
  • Neighborhood Health Plan - Medicaid
  • Neighborhood Health Plan - Medicaid (Managed)
  • Tricare
  • Trusted Health Plan
  • Tufts Health Plan
  • UniCare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Oxford
  • UnitedHealthOne
  • US Family Health Plan
  • Wellcare
  • Wellcare - Medicaid (Managed)

Medical Specialties

Dr. John Avery Gaines has the following specialty

Specialty Expertise

Dr. John Avery Gaines has the following 7 areas of expertise

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

Certifications, License, & Education

41 Years Experience

Dr. John Avery Gaines holds an expired medical license in the state of Rhode Island.

Medical License

Medical Doctor with an expired medical license in the state of Rhode Island that expired in 2026.

Education & Training

Residency

Completed their residency at Roger Williams Medical Center.

Medical School

Graduated from Renaissance School Of Medicine At Stony Brook University in 1985.

NPI Number

Dr. Gaines' NPI number is 1568457224.

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Frequently Asked Questions

Does Dr. John Gaines accept virtual/telehealth appointments?
Dr. John Gaines 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. John Gaines?
You can find contact information for Dr. John Gaines here on Vitals.
Which hospitals is Dr. John Gaines affiliated with?
Dr. John Gaines is affiliated with Rhode Island Hospital.
Where is Dr. John Gaines's office located?
Dr. John Gaines's office is located at 41 Sanderson Rd Ste 201, Smithfield, RI, 02917.
Does Dr. John Gaines accept my insurance?
You can see the insurance plans that Dr. John Gaines accepts on their Vitals profile.

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