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. Gregory Ostrom:
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- Currently 4 of 4 stars
The overall average patient rating of Dr. Gregory Ostrom is Excellent.
Specialties & Research
Dr. Gregory Ostrom, MD, PHD is board certified in Internal Medicine.
Education & Awards
Dr. Ostrom graduated from University of Illinois at Chicago.
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- Where does Dr. Gregory L. Ostrom practice?
Dr. Gregory Ostrom practices Internal Medicine, Geriatric Medicine, and Aerospace Medicine near Hoffman Estates, IL.
See Hoffman Estates Internists, Hoffman Estates Geriatric Doctors, and Hoffman Estates Preventive Medicine Specialists.