Summary

Dr. John Wang treats type 2 diabetes mellitus, hypertension, and high cholesterol in children and teens. He practices internal medicine in Fountain Valley, California, and is affiliated with UCI Health Fountain Valley.

Board-certified in internal medicine by the American Board of Internal Medicine, Dr. Wang earned his medical degree from The University of Texas School of Medicine at San Antonio and completed residency training at Kern Medical Center in 2000. He has practiced for 27 years. Patients on Vitals rate Dr. Wang 4.4 out of 5.

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, MDKarthikeyan Viswanathan, DODr. Argenis Curiel, MDDr. George Mousa, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
0 
0 
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27 Years of Experience 12 Years of Experience 8 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Tamil Speaks English, Spanish
Fountain Valley , CAPalo Alto , CAFresno , CAUpland , CA
Med School: The University of Texas School of Medicine at San Antonio Med School: Bassett Medical Center - Cooperstown, New York Med School: Universidad Autonoma De Guadalajara Facultad De Medicina Med School: University Of Aleppo Faculty Of Medicine
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

Is John Wang accepting new patients?
John Wang is accepting new patients on Vitals. View John Wang's profile on Vitals to make an appointment.
Does John Wang accept virtual/telehealth appointments?
John Wang has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does John Wang accept my insurance?
You can see the insurance plans that John Wang accepts on their Vitals profile.
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.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Board certification bodies (such as ABMS)
  • Healthcare system and provider network data

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