Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Richard Klein DDS, PC

Organization Dentist · NPI 1386961027

Richard Klein DDS, PC provides Dentist services in Smithtown, New York. Licensed in New York. Registered with an NPI since 2010.

Licensed in
NY
In the registry since
2010
Specialties on file
6
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

496 Smithtown Byp Ste 300
Smithtown, NY 11787-5005 Not confirmed with CMS for 16 years — call before visiting
Phone: (631) 360-8000
Fax: (631) 724-7988
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 035156 (NY)
Dentist Taxonomy 122300000X · Licence 038661 (NY)
Dentist Taxonomy 122300000X · Licence 054041 (NY)
Endodontics Taxonomy 1223E0200X · Licence 052370 (NY)
Periodontics Taxonomy 1223P0300X · Licence 043896 (NY)
Oral and Maxillofacial Surgery (Dentist) Taxonomy 1223S0112X · Licence 032691 (NY)

Record details

NPI number1386961027
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Richard Klein — President · (631) 360-8000
Other names Now Dental Of Suffolk
NPI enumeratedApril 20, 2010
Last updated in NPPESApril 20, 2010
Mailing address496 Smithtown Byp, Suite 300, Smithtown, NY 11787-5005

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