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).
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- Currently 3 of 4 stars
The overall average patient rating of Dr. Stephen Ellen is Good.
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Specialties & Research
Dr. Stephen Ellen, MD is board certified in Psychiatry.
- He has special expertise in 2 areas:
Education & Awards
Dr. Ellen graduated from Harvard University , Boston. He has 2 awards.
Dr. Ellen has 6 hospital affiliations:
- Marlborough Hospital
- Marlborough Hospital - Out Pt
Accepted Insurance Plans
Dr. Ellen accepts these health insurances in at least one office:
- Harvard Pilgrim Health Care - 6 plans
- Tufts Health Plans - 4 plans
- Great-West Healthcare - 3 plans
- Cigna - 25 plans