Accepting New Patients
Offers Video Visits
Medical Group Provider

Maruja Diaz Arjonilla, MD

4.8 out of 5 (215 Ratings)
Specialty
  • Endocrinology
    (Board Certified)
Languages
Spanish, English
Primary Address | Office Details
St. Joseph Heritage Orange - Chapman
2501 East Chapman Avenue
Suite 203

Orange, CA 92869

Phone: (714) 628-3230

Fax: (714) 628-9984

Secondary Address | Office Details
St. Joseph Heritage Santa Ana - Suite 304

2212 East 4th Street

Suite 304

Santa Ana, CA 92705

Phone: (714) 288-3230

Fax: (714) 571-7719

Medical Groups & Affiliations
  • St. Joseph Heritage Medical Group
Get Connected
to Your Provider
(714) 628-3230
  • I love and respect Dr Diaz. Always a pleasure to see her.
    Dr Diaz is excellent!
    Dr Diaz is amazing always answer my concern and explain my medications to me
    Dr. Maruja Diaz is a great specialist, she is always answering my questions and keeping an eye on my blood test as well communicating with me. The issue is that is hard to get an appointment with Dr. Diaz or a regular doctor.
    Dr Diaz is a very kind n wonderful person that's all I have t say that I am very fortunate t have her as my Dr thank u so much
    66 Total Comments Page 1 2 3 4 5 6 7 8 9 10 11 12 13 14   Next
  • Meet The Provider
    Biography
    As an endocrinologist, I care for many conditions including: diabetes, thyroid disease, calcium and metabolism disorders and adrenal and pituitary gland conditions. I practice patient-centered care, emphasizing in two-way communication and patient and family education. Read More
    Primary Specialties
    Primary Specialties
    • Endocrinology
      (Board Certified)
    Other Specialties
    Other Specialties
    • Internal Medicine
    Associations
    Associations
    • American Association of Clinical Endocrinologists
    • The Endocrine Society
    Areas of Interest
    Areas of Interest
    Diabetes, Osteoporosis, Autoimmune Disorders, Thyroid Disorders, Endocrine Disorders
    Certifications
    Board Certifications

    American Board of Internal Medicine, Endocrinology and Metabolism

    Education
    Education & Training
    • Medical School
      Universidad Central de Venezuela - 1990
    • Internship
      Universidad Central de Venezuela - 1992
    • Residency
      UCSF - Fresno - 2007
    • Fellowship
      Harbor, UCLA Medical Center - 2009
  • Insurance Accepted

    Insurance Accepted

    • Insurance Plan

    • Aetna HMO
    • Aetna Medicare Advantage HMO
    • Aetna Medicare Advantage PPO
    • Aetna PPO
    • Anthem Blue Cross HMO
    • Anthem Blue Cross Medicare Advantage
    • Anthem Blue Cross Medicare PPO
    • Anthem Blue Cross PPO
    • Blue Shield of CA HMO
    • Blue Shield of CA HMO - Trio
    • Blue Shield of CA Medicare Advantage
    • Blue Shield of CA PPO
    • Choice/Humana PPO
    • Cigna HMO
    • Cigna PPO
    • Coventry/First Health PPO
    • Health Net - Medicare Advantage
    • Health Net - TriCare
    • Health Net HMO
    • Health Net PPO
    • HealthSmart (Interplan) PPO
    • Multiplan PPO
    • Providence Health Plan - Medicare Advantage
    • SCAN Medicare Advantage
    • United Healthcare HMO
    • United Healthcare Medicare Advantage
    • United HealthCare PPO
    • US Family Health Plan - TriCare
    • Vivity by Anthem Blue Cross
 

St. Joseph Heritage Orange - Chapman

Website Information
www.sjhmg.org

 
  • Secondary Location

St. Joseph Heritage Santa Ana - Suite 304