arrow
  • Endocrinology, Diabetes & Metabolism, Internal Medicine
  • Accepting new patients
  • 19 years of experience
  • Ascension Medical Group 10801 N Michigan Rd Ste 100, Zionsville, IN 46077
  • (317) 344-1234

Brief Intro

Dr. Grethen graduated from the Loyola University of Chicago Stritch School of Medicine in 2006. She works in Zionsville, IN and 2 other locations and specializes in Endocrinology, Diabetes & Metabolism and Internal Medicine. Dr. Grethen is affiliated with Ascension Saint Vincent Carmel.

View More

Education Background

MEDICAL SCHOOL

Loyola University Of Chicago Stritch School Of Medicine - 2006

Languages Spoken

  • Spanish
  • Chinese
  • French
  • English
View More

Location & Hours

  • St Vincent Medical Group
  • 10801 N Michigan Rd Ste 100, Zionsville, IN 46077
  • Mon:8:00 am - 5:00 pm
    Tue:8:00 am - 5:00 pm
    Wed:8:00 am - 5:00 pm
    Thu:8:00 am - 5:00 pm
    Fri:8:00 am - 5:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Endocrinology, Diabetes & Metabolism
  • Internal Medicine

Conditions Addressed

  • Benign Thyroid Diseases
  • Hypoparathyroidism
  • Ovarian Dysfunction
  • Diabetic Peripheral Neuropathy
  • Metabolic Syndrome
  • Thyroid Cancer
  • Polycystic Ovarian Syndrome (PCOS)
  • Diabetes Mellitus (DM)
  • Hypothyroidism
  • Disorders of Lipoid Metabolism
  • Non-Toxic Goiter
  • Thyroiditis
  • Hyperthyroidism
View More

Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Meritain Health
  • CHAMPVA
  • Anthem Blue Cross
  • Anthem Blue Cross Blue Shield
  • AARP
  • Humana
  • Medicare
  • Mutual of Omaha
  • CareSource
  • APWU
  • Medicaid
  • Blue Shield of California
  • Empire Plan
  • Wellmark Blue Cross and Blue Shield
  • Zing Health
  • Group Health Cooperative of South Central Wisconsin
  • UnitedHealthcare
  • Optum Health
  • Aetna
  • Dean Health Plan
  • Golden Rule
  • Cigna
  • Sagamore Health Network
  • SIHO Insurance Services
  • Physicians Mutual
  • AmeriGroup
  • Wellcare
  • Contra Costa Health Plan
  • The Health Plan of the Upper Ohio Valley, Inc.
  • Blue Cross Blue Shield
View More
  • Cancer 18
  • Cardiology, Heart & Vascular Surgery 23
  • Orthopedics 45
  • Neurology & Neurosurgery 28
  • Gastroenterology & GI Surgery 36
  • Pulmonology & Lung Surgery 42
  • Diabetes & Endocrinology 13
  • Children's Hospital 4
  • Urology 37
  • Psychiatry 53
  • Geriatrics 34
  • Rehabilitation 30
  • Obsterics & Gynecology 8
  • Ear, Nose & Throat 3
  • Long Term Care 7
  • Maternity Care (Uncomplicated Pregnancy) 16