Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Lewis Ari Eisen, MD

Individual provider Pulmonary Disease Physician · NPI 1700947405

Dr. Lewis Ari Eisen, MD is a Critical Care (Intensivists) in Bronx, New York. Graduated from Icahn School of Medicine at Mount Sinai in 2000, 26 years ago. Practices with Montefiore Medical Center, a 2,796-clinician group. Licensed in New York.

Years since qualifying
26
Trained at
Icahn School of Medicine at Mount Sinai
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

111 E 210th St Montefiore Division Of Critical Care Gold Zone
Bronx, NY 10467-2401
Phone: (718) 920-8442
Fax: (718) 652-2464
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 222164 (NY)

Record details

NPI number1700947405
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 13, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Medical schoolICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated 2000 (26 years in practice)
Group practice Montefiore Medical Center — 2796 clinicians
Accepts Medicare assignment Not indicated

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