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

Dr. Mark D. Orenshein, DDS

Individual provider General Practice Dentistry · NPI 1902907348

Dr. Mark D. Orenshein, DDS is a General Practice Dentistry in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

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Practice location Address checks out

255 W 23rd St Apt 1AE
New York, NY 10011-2322 Not confirmed with CMS for 19 years — call before visiting
Phone: (212) 929-4234
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 039344 (NY)

Record details

NPI number1902907348
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedSeptember 26, 2006
Last updated in NPPESJuly 8, 2007

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