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. Alison Leff:
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The overall average patient rating of Dr. Alison Leff is Good.
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Specialties & Research
Dr. Alison Leff, DO is board certified in Internal Medicine.
Education & Awards
Dr. Leff graduated from Philadelphia College of Osteopathic Medicine. She has 3 awards.
Dr. Leff has 3 hospital affiliations:
- Griffin Hospital
- Norwalk Hospital Association
- Norwalk Hospital
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- Additional Information
- Dr. Alison Joy Leff DO is a female Internist, has 11 years of experience and practices in Internal Medicine.
- Where does Dr. Alison J. Leff practice?
- Dr. Alison Leff has 2 office locations.
Dr. Alison Leff practices Internal Medicine near Norwalk, CT.
Additional practice locations include: Philadelphia, PA.
See Norwalk Internists.