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

Dr. Seth Eisen, MD

Individual provider Internal Medicine Physician · NPI 1841351947

Dr. Seth Eisen, MD is an Internal Medicine Physician in Massapequa, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

510 Hicksville Rd
Massapequa, NY 11758-1203
Phone: (516) 795-2626
Fax: (516) 799-7451
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 143891 (NY)

Record details

NPI number1841351947
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 12, 2006
Last updated in NPPESAugust 26, 2013
Mailing address510 Hicksville Rd, Massapequa, NY 11758-1203

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