1. Home
  2. Directory
  3. New York
  4. Syosset
  5. Internal Medicine
  6. NPI Profile

LYNNE I PORTNOY MD
NPI 1467554477
Internal Medicine in Syosset, NY

Active since September 01, 2006
6500 JERICHO TPKE, SYOSSET, NY 11791(516) 465-0395 Get Directions Write a Review

NPPES record last updated: June 16, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Lynne I Portnoy Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LYNNE I PORTNOY MD (NPI 1467554477) is an individual internal medicine provider in Syosset, New York, licensed in Connecticut (044030) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1467554477
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameLYNNE I PORTNOYCredential: MD
Location Address6500 JERICHO TPKESyosset, NY 11791-4489
Mailing Address35 Santa Barbara DrPlainview, NY 11803-5815
Phone(516) 465-0395
Sole ProprietorNo
Enumeration DateSeptember 1, 2006
Last NPPES UpdateJune 16, 2014
✔ NPI 1467554477 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CT · 044030
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
6500 JERICHO TPKE, Syosset, NY 11791
Open in Google Maps ↗

Other Identifiers 1

Medicare UPINF57733

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. TARA SOPHIA LAWLESS LMT
Massage Therapist
6500 JERICHO TPKE
SYOSSET, NY 11791
Nassau County (516) 931-5000
SYOSSET SPORTS THERAPY CHIROPRACTIC PLLC
Chiropractor
6500 JERICHO TPKE
SYOSSET, NY 11791
Nassau County (516) 931-5000
THOMAS J. FINN D.C.
Chiropractor
6500 JERICHO TPKE, LLW
SYOSSET, NY 11791
Nassau County (516) 287-4396
DR. PHILIP ALAN RUBIN D.D.S.
Dentist (General Practice)
6500 JERICHO TPKE
SYOSSET, NY 11791
Nassau County (516) 935-0643

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lynne Portnoy's NPI number?

The NPI number for Lynne Portnoy is 1467554477. It was assigned to this individual provider in the NPPES registry on September 1, 2006.

Where is Lynne Portnoy located?

Lynne Portnoy practices at 6500 Jericho Tpke, Syosset, NY 11791. The listed phone number is (516) 465-0395.

What is Lynne Portnoy's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Lynne Portnoy was last updated on June 16, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.