Summary

Dr. Peter Gaines specializes in geriatric medicine and family medicine, providing comprehensive care for patients across all life stages with particular expertise in caring for older adults. He earned his medical degree from Virginia Commonwealth University School of Medicine and completed his residency at Stanislaus Medical Center. With 39 years of experience in practice, Dr. Gaines brings extensive knowledge to his patient care. He is fluent in both English and Spanish.

Dr. Gaines is affiliated with Doctors Medical Center of Modesto and practices at multiple locations throughout Modesto, California. His clinical expertise includes managing high blood pressure and hypertensive emergencies in both adult and pediatric patients. He also provides preventive care services such as flu vaccines, pneumococcal vaccines, and other adult immunizations. Patients have given him an average rating of 3.0 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3
  • 39 years of experience
  • 19 insurance plans accepted
  • speaks English, Spanish
  • Stanislaus Medical Center
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. Peter Marshalkas Gaines has 3 locations

Valley Family Medicine Residency Of Modesto

401 Paradise Rd Ste EModesto, CA 95351
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Memorial Medical Center

1700 Coffee RdModesto, CA 95355

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Dr. Peter Marshalkas Gaines, MDDr. Karanbir BrarKathlynn Louise CollinsKristen Lea Fortin
Geriatric MedicineGeriatric MedicineNurse PractitionerNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
39 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Punjabi, Spanish Speaks English, Spanish Speaks English
Modesto , CAOceanside , CAModesto , CAMerced , CA
Med School: Virginia Commonwealth University School Of Medicine Med School: Ross University School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Peter Marshalkas Gaines

  • Accepts Medicare
  • AARP
  • Aetna
  • Alignment Health Plan
  • AllCare Health
  • AllCare Health - IPA
  • AltaMed Senior BuenaCare (PACE)
  • Blue Shield of California
  • Central California Alliance for Health
  • Health Net
  • Health Net - HMO
  • Health Plan of San Joaquin
  • Health Plan of San Joaquin - Medicaid (Managed)
  • Health Plan of San Joaquin - Medicare (Advantage HMO)
  • Humana
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mutual of Omaha - Medicare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. Peter Marshalkas Gaines has the following 2 specialties

Specialty Expertise

Dr. Peter Marshalkas Gaines has the following 11 areas of expertise

  • Alzheimer's Disease
  • Cognitive Issues/Testing
  • Confusion
  • Dementia
  • Dementia Testing
  • EOL Care
  • Family Medicine
  • Osteopenia
  • Osteoporosis
  • Senility
  • Urinary Incontinence

Certifications, License, & Education

39 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Residency

Stanislaus Medical Center

Medical School

Virginia Commonwealth University School Of MedicineGraduated in 1987

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Frequently Asked Questions

Is Dr. Peter Gaines accepting new patients?
Dr. Peter Gaines is accepting new patients on Vitals. View Dr. Peter Gaines's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Peter Gaines?
You can find contact information for Dr. Peter Gaines here on Vitals.
Where is Dr. Peter Gaines's office located?
Dr. Peter Gaines's office is located at 401 Paradise Rd Ste E, Modesto, CA, 95351.
Does Dr. Peter Gaines accept my insurance?
You can see the insurance plans that Dr. Peter Gaines accepts on their Vitals profile.
Does Dr. Peter Gaines accept virtual/telehealth appointments?
Dr. Peter Gaines has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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