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. Jill Ratain:
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- Currently 3 of 4 stars
The overall average patient rating of Dr. Jill Ratain is Good.
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Specialties & Research
Dr. Jill Ratain, MD is board certified in Internal Medicine and Rheumatology.
- She has special expertise in 5 areas:
- Hip Osteoarthritis
- Knee Osteoarthritis
- Osteoarthritis (Hand and Wrist)
- Rheumatic Diseases
Education & Awards
Dr. Ratain graduated from Yale University, New Haven.
Dr. Ratain has 5 hospital affiliations:
- Johns Hopkins Bayview Medical Center
- The Johns Hopkins Hospital
Accepted Insurance Plans
Dr. Ratain accepts these health insurances in at least one office:
- United Healthcare - 2 plans
- CareFirst - 2 plans
- Great-West Healthcare - 2 plans
- Geisinger Health Plan - 4 plans
- Humana - 2 plans
- Cigna - 2 plans