Dr. John Duque

Welcoming new patients

Specialty

  • Gastroenterology (Board Certified)

Advanced Degree

  • Medical Doctor (MD)

The Sharp Experience

My goal is to provide efficient evaluation and treatment of gastrointestinal disorders with compassion and quality.

Call to Make an Appointment

  • Phone: 619-691-0240
    480 4th Ave., Suite 316
    Chula Vista, CA 91910
    Get driving directions
    Hours:
    Mon. - Thurs., 8:30 am to 5 pm

Biographical Details

Age: 58
In practice since: 1984
Gender: Male

Additional Languages Spoken

  • Spanish

Hospital Affiliations

Education

  • Medical School: University of California, San Diego
  • Internship: University of California, Irvine
  • Residency: University of California, Irvine
  • Fellowship: Scripps Clinic and Research Institute

Insurances Accepted

  • Aetna
    Elect Choice EPO, HMO, Managed Choice POS, Open Choice PPO, QPOS POS, Traditional Choice PPO, US Access POS, Value Network HMO
  • Anthem Blue Cross
    California HMO, EPO, Plus POS, Prudent Buyer PPO
  • Beech Street
    PPO
  • Blue Shield
    HMO, POS, PPOs
  • Cash/Self pay
  • Champus Tricare
    For Life, Prime
  • ChoiceCare/Humana
    PPO
  • CIGNA
    HMO, Open Access POS, PPOs
  • Commercial/Indemnity Insurance
  • Coventry Healthcare
    PPO
  • Health Net
    EPO, HMO, PPOs, Select POS, Seniority Plus Retirees HMO
  • Medicare
    Assignment, Sharp Pioneer ACO, UHC-AARP MedicareCompleteValue, UHC-AARP MediComplete Premier, UHC-AARP MediCompleteEssential, UHC-Secure Horizons Retiree, UHC-Sharp Secure Horizons
  • Medicare/Medi-Cal
  • Sharp Health Plan
    Choice HMO, Performance HMO, Premier HMO, Value HMO
  • United Healthcare
    Signature Options PPO, Signature Value EPO, Signature Value HMO, Signature Value POS
  • VEBA
    Performance HMO-Network 1 HMO
All physicians who we refer are in good standing with a Sharp hospital or medical group and pay no fees to be included in our service. They are not employees or agents of Sharp HealthCare. Selection is based on your particular needs.

Treatments & Conditions

  • Colitis
  • Colon Cancer Screening
  • Colonoscopy
  • Diverticulitis
  • Endoscopy
  • Esophageal Dilation
  • Esophageal Reflux
  • Hemorrhoids
  • Irritable Bowel Syndrome
  • Liver Disease
  • Ulcer Evaluation/Treatment

Call Your Insurance Company

Choosing a new primary care doctor is done through your insurance company. Call the number on the front or back of your card and tell the representative that you would like to change your PCP.

Sample Insurance Card

Every insurance card is different. The customer service phone number could be on the front or the back of your card. The following is just an example.

Front
Back

Call to Make an Appointment

  • Phone: 619-691-0240
    480 4th Ave., Suite 316
    Chula Vista, CA 91910

If you have questions about your insurance coverage or anything else, our physician referral nurses are here to help you. Call 1-800-82-SHARP (1-800-827-4277). Nurses are available Monday through Friday, 8 am to 6 pm, to take your call.

Call or Email Me Back

A physician referral nurse will contact you within one business day. Fields are required unless otherwise noted.

Thank You

We have received your request. A physician referral nurse will contact you within one business day.

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