Summary

Dr. Kwasi Osei is a family medicine physician with 15 years of experience providing comprehensive healthcare to patients of all ages. He earned his medical degree from the prestigious David Geffen School of Medicine at UCLA and completed his residency training at Kaiser Permanente Medical Center. Dr. Osei brings extensive expertise in managing both routine healthcare needs and complex medical conditions.

Dr. Osei practices at Kaiser Foundation Hospital in Fontana, California, and maintains affiliations with Kaiser Permanente Woodland Hills Medical Center. He specializes in treating diabetes, high blood pressure, and hypertensive emergencies. His practice also focuses on preventive care through adult immunizations, including flu vaccines and shingles vaccines. Patients rate Dr. Osei 3.3 out of 5 stars on average for his comprehensive approach to family healthcare.

Overview based on verified provider data

Quick Facts

  • 3.3
  • 15 years of experience
  • 39 insurance plans accepted
  • Kaiser Permanente Medical Center
  • 1 written review
  • 1 specialty
  • 6 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Kaiser Foundation Hospital

9961 Sierra AveFontana, CA 92335

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Dr. Kwasi Osei, MDDr. Peter N Mattar, MDDr. Mona Salib Ghobrial, MDDr. Parth Bhavsar
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
4.6 
15 Years of Experience 12 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English, French, Spanish Speaks English, Arabic Speaks English, Hindi, Gujarati, Urdu
Fontana , CANorco , CANewport Beach , CALawrenceville , GA
Med School: David Geffen School Of Medicine At Ucla Med School: Ain Shams University, Bachelor of Medicine, Bachelor of Surgery Med School: Smt N H L Municipal Medical College
Current Profile
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Insurance Plans Accepted by Dr. Kwasi Osei

  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AlphaCare
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima - Medicaid (Managed)
  • CHAMPVA
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Health Net - Medicare
  • Inland Empire Health Plan
  • Inland Empire Health Plan - Medicaid
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid (Managed)
  • Kaiser Permanente - Medicare (Advantage HMO)
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicaid
  • Medicaid - Medicaid
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Optum Health
  • Optum Health - IPA
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. Kwasi Osei has the following specialty

Specialty Expertise

Dr. Kwasi Osei has the following 6 areas of expertise

  • Check-up
  • Contraception
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss

Certifications, License, & Education

15 Years Experience

Dr. Kwasi Osei holds an expired medical license in the state of California.

Medical License

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

Education & Training

Residency

Completed their residency at Kaiser Permanente Medical Center.

Medical School

Graduated from David Geffen School Of Medicine At Ucla in 2011.

NPI Number

Dr. Osei's NPI number is 1275826281.

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Frequently Asked Questions

Where is Dr. Kwasi Osei's office located?
Dr. Kwasi Osei's office is located at 9961 Sierra Ave, Fontana, CA, 92335.
Does Dr. Kwasi Osei accept my insurance?
You can see the insurance plans that Dr. Kwasi Osei accepts on their Vitals profile.
How can I make an appointment with Dr. Kwasi Osei?
You can find contact information for Dr. Kwasi Osei here on Vitals.
Is Dr. Kwasi Osei accepting new patients?
Dr. Kwasi Osei has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Kwasi Osei accept virtual/telehealth appointments?
Dr. Kwasi Osei has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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