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

David Michael Horowitz, MD PC

Organization Internal Medicine Physician · NPI 1487951968

David Michael Horowitz, MD PC is an Internal Medicine Physician in Smithtown, New York. Licensed in New York. Registered with an NPI since 2011.

Licensed in
NY
In the registry since
2011
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

2 Brooksite Dr SUITE210
Smithtown, NY 11787-3492
Phone: (631) 724-4048
Fax: (631) 780-6899
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 142369 (NY)

Record details

NPI number1487951968
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official David Horowitz — President · (631) 724-4048
NPI enumeratedFebruary 18, 2011
Last updated in NPPESMarch 6, 2024
Mailing address2 Brooksite Dr, Suite210, Smithtown, NY 11787-3492

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