Summary

Dr. John Wang is an internal medicine physician who earned his medical degree from The University of Texas School of Medicine at San Antonio. He completed his residency training in internal medicine at Kern Medical Center in 2000, followed by additional residency training at Maimonides Medical Center. With 27 years of medical experience, Dr. Wang holds board certification in internal medicine from the American Board of Internal Medicine. He provides care in English.

Dr. Wang practices at UCI Health Fountain Valley and sees patients at MemorialCare Medical Group in Fountain Valley, California. He specializes in managing diabetes, particularly type 2 diabetes, and treating high blood pressure. Dr. Wang also addresses high cholesterol concerns in children and teenagers. His practice includes routine blood testing, depression screenings, and administering flu vaccinations. Patients have given him an average rating of 4.4 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 27 years of experience
  • 62 insurance plans accepted
  • speaks English
  • Kern Med Ctr, Internal Medicine
  • 11 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

MemorialCare Medical Group - Fountain Valley (Niagara)

18785 Brookhurst St Ste 200Fountain Valley, CA 92708

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John Wang, MDDr. Adama Diarra, DOEric HarkerDr. Nima Ghadimi, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
3.8 
27 Years of Experience 14 Years of Experience 25 Years of Experience 29 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, French, Bambara Speaks English Speaks English, Spanish
Fountain Valley , CATigard , ORLyons , COScottsdale , AZ
Med School: The University of Texas School of Medicine at San Antonio Med School: Arizona College of Osteopathic Medicine Med School: Duke University School Of Medicine Med School: Univ Iberoamericana Unibe Santo Domingo
Current Profile
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Insurance Plans Accepted by John Wang

  • Aetna
  • Aetna - HMO
  • Aetna - POS
  • Aetna - PPO
  • Alameda Alliance for Health
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of North Dakota
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • CalOptima
  • CHAMPVA
  • Cigna
  • Contra Costa Health Plan
  • Driscoll Health Plan
  • Health Alliance
  • Health Net
  • Health Net - HMO
  • Health Net - POS
  • Health Net - PPO
  • Health Plan of San Joaquin
  • Humana
  • Humana - HMO
  • Humana - Medicare (Advantage HMO)
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicare (Advantage HMO)
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Nippon Life Benefits
  • Optum Health
  • Optum Health - IPA
  • Oscar Health Insurance
  • PreferredOne
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • SelectHealth
  • Sutter Health Plus
  • Three Rivers Providers Network (TRPN) - HMO
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

John Wang has the following specialty

Specialty Expertise

John Wang has the following 7 areas of expertise

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

Certifications, License, & Education

27 Years Experience

John Wang holds an expired medical license in the state of California. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

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 Kern Med Ctr, Internal Medicine, Maimonides Medical Center/Infants and Children's Hospital of Brooklyn Program, and Kern Medical Center in 2000.

Medical School

Graduated from The University of Texas School of Medicine at San Antonio in 1999 and University of Tx Med Sch At San Antonio, San Antonio Tx in 1999.

NPI Number

John Wang's NPI number is 1720048291.

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Frequently Asked Questions

Where is John Wang's office located?
John Wang's office is located at 18785 Brookhurst St Ste 200, Fountain Valley, CA, 92708.
What languages does John Wang speak?
John Wang speaks English.
Which hospitals is John Wang affiliated with?
John Wang is affiliated with Uci Health Fountain Valley.
How can I make an appointment with John Wang?
You can find contact information for John Wang here on Vitals.
Does John Wang accept my insurance?
You can see the insurance plans that John Wang accepts on their Vitals profile.

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