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. Ritu Grewal:
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Specialties & Research
Dr. Ritu Grewal, MD is board certified in Internal Medicine, Critical Care Medicine, Pulmonary Disease, and Sleep Medicine.
More Specialties & Research
Education & Awards
Dr. Grewal graduated from All-India Institute Of Medical Sciences, New Delhi.More Education & Awards
Dr. Grewal has 4 hospital affiliations:
- Thomas Jefferson University Hospital
- Methodist Hospital
Accepted Insurance Plans
Dr. Grewal accepts these health insurances in at least one office:
- United Healthcare - 2 plans
- Highmark Blue Cross Blue Shield - 2 plans
- Horizon Blue Cross Blue Shield of New Jersey - 18 plans
- Unicare - 2 plans
- Great-West Healthcare - 2 plans
- Independence Blue Cross - 2 plans
- Oxford Health Plans - 2 plans
More Accepted Insurance
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- Additional Information
- Where does Dr. Ritu G. Grewal practice?
Dr. Ritu Grewal practices Psychiatry, Internal Medicine, Pulmonary Disease, Critical Care Medicine, Sleep Medicine, and Critical Care Medicine near Philadelphia, PA.
See Philadelphia Psychiatrists, Philadelphia Internists, Philadelphia Pulmonologists, Philadelphia Urgent Care Centers, Philadelphia Sleep Medicine Doctors, and Philadelphia Obstetricians & Gynecologists.