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. Nancy Gryniewicz-Sika:
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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. Nancy Gryniewicz-Sika is Excellent.
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Specialties & Research
- She has special expertise in 5 areas:
- Acne (Acne Vulgaris)
- Weight Loss
- Weight loss (non-surgical)
Education & Awards
Dr. Gryniewicz-Sika graduated from Rush Medical College, Chicago.
Dr. Gryniewicz-Sika has 3 hospital affiliations:
- Macneal Memorial Hospital
- Elmhurst Memorial Hospital
- MacNeal Hospital
Similar doctors nearby
- Additional Information
- Dr. Nancy Gryniewicz-Sika MD is a female Family Practitioner, has 18 years of experience and practices in Family Medicine.
- Where does Dr. Nancy Gryniewicz-Sika practice?
- Dr. Nancy Gryniewicz-Sika has 2 office locations.
Dr. Nancy Gryniewicz-Sika practices Family Medicine near Oak Park, IL.
See Oak Park Primary Care Doctors.