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

Harinder Singh Sawhney, MD

Individual provider Internal Medicine Physician · NPI 1669518437

Harinder Singh Sawhney, MD is a Hospitalist in Port Jefferson, New York. Qualified in 1995, 31 years ago. Practices with John T Mather Memorial Hospital, a 180-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
31
Licensed in
NY
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

75 N Country Rd
Port Jefferson, NY 11777
Phone: (631) 686-7654
Fax: (631) 686-7653
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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 236434 (NY)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 236434 (NY)

Record details

NPI number1669518437
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 29, 2007
Last updated in NPPESJanuary 15, 2016

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice John T Mather Memorial Hospital — 180 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Port Jefferson