Photo of Maruja D. V. Diaz Arjonilla, MD

Maruja D. V. Diaz Arjonilla, MD

Accepting New Patients
Offers Video Visits
2501 East Chapman Avenue, Suite 203
Orange, CA 92869
1959.9 miles away
Medical Groups & Affiliations
This provider is part of the larger Providence network and you may be able to access providers, hospitals, and services with the following groups:
  • Mission Heritage Medical Group and Affiliated Physicians
  • St. Joseph Heritage Medical Group and Affiliated Physicians
  • St. Jude Heritage Medical Group and Affiliated Physicians
Speaks: English and Spanish
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St. Joseph Heritage Orange - Chapman

2501 East Chapman Avenue, Suite 203, Orange, CA 92869

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About Maruja D. V. Diaz Arjonilla

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.

Medical School

Universidad Central de Venezuela
1990

Internship

Universidad Central de Venezuela
1992

Residency

UCSF - Fresno
2007

Fellowship

Harbor, UCLA Medical Center
2009

Professional Associations
American Association of Clinical Endocrinologists, The Endocrine Society
Board Certifications
  • American Board of Internal Medicine, Endocrinology and Metabolism
St. Joseph Heritage Orange - Chapman
2501 East Chapman Avenue, Suite 203
Orange, CA 92869

St. Joseph Heritage Santa Ana - Suite 304
2212 East 4th Street, Suite 304
Santa Ana, CA 92705

Medical Groups & Affiliations
St. Joseph Heritage Medical Group

Affiliated Locations
Providence St. Joseph Hospital - Orange

Clinical Interests

  • Abnormal Cortisol Level Tests
  • Abnormal Glucose
  • Abnormal Glucose Metabolism
  • Addison's Disease
  • Adrenal Adenoma
  • Adrenal Disorders
  • Adrenal Mass Non Malignant
  • Adrenal Neoplasm
  • Adrenogenital Syndrome
  • Androgen Excess
  • Androgen Insensitivity
  • Calcium Metabolism
  • Carcinoid Syndrome
  • Congenital Hypothyroidism
  • Conn Syndrome
  • Cushing Syndrome
  • Diabetes Education
  • Diabetes Mellitus
  • Ectopic Hyperparathyroidism
  • Endocrine Disorders
  • Feminizing Syndrome
  • Fine Needle Aspiration Of Thyroid
  • Glucagonoma
  • Glucocorticoid Deficiency
  • Goiter
  • Grave's Disease
  • Growth Disorders
  • Growth Hormone Abnormalities
  • Growth Hormone Deficiency
  • Gynecomastia
  • Hashimoto Thyroiditis
  • Hyperaldosteronism
  • Hypercalcemia
  • Hypercholesterolemia
  • Hyperglycemia
  • Hyperglycemic Hyperosmolar Syndrome
  • Hyperparathyroidism
  • Hyperthyroidism
  • Hypocalcemia
  • Hypoglycemia
  • Hypogonadism
  • Hypoparathyroidism
  • Hypopituitarism
  • Hypothalamic Pituitary Disorder
  • Hypothyroidism
  • Insulin Pump
  • Insulin Resistance
  • Insulin Therapy
  • Insulinoma
  • Low Blood Sugar
  • Metabolic Bone Diseases
  • Metabolic Syndrome
  • Multiple Endocrine Neoplasia
  • Myxedema
  • Nodular Goiter
  • Non Toxic Goiter
  • Osteopenia
  • Osteoporosis
  • Panhypopituitarism
  • Parathyroid Disease
  • Parathyroid Hyperplasia
  • Pheochromocytoma
  • Pituitary Adenoma
  • Pituitary Disorders
  • Pituitary Tumor
  • Primary Hyperparathyroidism
  • Pseudohermaphroditism
  • Pseudohypoparathyroidism
  • Radioiodine Therapy
  • Rickets
  • Secondary Hyperaldosteronism
  • Thyroid Cyst
  • Thyroid Disorder
  • Thyroid Hormone Resistance
  • Thyroid Nodule
  • Thyroiditis
  • Thyrotoxic Exophthalmos
  • Thyrotoxicosis
  • Toxic Diffuse Goiter
  • Toxic Nodular Goiter
  • Type 1 Diabetes
  • Type 2 Diabetes
  • Uremic Hyperparathyroidism
  • Vitamin Deficiency
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