A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Sonia Grewal:
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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. Sonia Grewal is Good.
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Specialties & Research
Dr. Sonia Grewal, MD is board certified in Internal Medicine and Endocrinology, Diabetes & Metabolism.
- She has special expertise in 10 areas:
- Adrenal Gland Diseases
- Diabetes Mellitus
- High Blood Pressure (Hypertension)
- Lipid Metabolism Disorders
- Metabolic Bone Diseases
- Nuclear Medicine
- Parathyroid Diseases
- Pituitary Diseases
Education & Awards
Dr. Grewal graduated from University of California at Los Angeles.
Dr. Grewal has 2 hospital affiliations:
- Hoag Memorial Hospital Presbyterian
- UCLA Medical Center
Accepted Insurance Plans
Dr. Grewal accepts these health insurances in at least one office:
- Great-West Healthcare - 1 plan
- Anthem Blue Cross - 4 plans
- Cigna - 2 plans
- Aetna - 1 plan