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

Michael W. Mendelson, MD, PC

Organization Internal Medicine Physician · NPI 1023318292

Michael W. Mendelson, MD, PC is an Internal Medicine Physician in Port Jefferson Station, New York. Licensed in New York. Registered with an NPI since 2010.

Licensed in
NY
In the registry since
2010
Specialties on file
2
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

5360 Nesconset Hwy Ste B
Port Jefferson Station, NY 11776-2018
Phone: (631) 331-3200
Fax: (631) 331-3694
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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 110115 (NY)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 110115 (NY)

Record details

NPI number1023318292
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Mendelson — President · (631) 331-3200
NPI enumeratedOctober 22, 2010
Last updated in NPPESMay 24, 2021
Certification dateMay 24, 2021
Mailing address5360 Nesconset Hwy Ste B, Port Jefferson Station, NY 11776-2018

Other providers in Port Jefferson Station