Healthcare organizations in Port Jefferson, New York

As of October 22, 2026, ListRiver's records show 103 healthcare organizations in Port Jefferson, New York (practices, clinics and facilities with a National Provider Identifier (NPI)). 100% have a phone number, 3% an email address and 100% a named contact. 2 formed in the last 12 months.

Each record includes NPI, primary specialty, practice phone, the authorized official's name and title, and, for facilities, private-equity and chain ownership where on file.

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All 103 healthcare organizations in Port Jefferson

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Healthcare organizations on record
103
42 known from federal records only
With a phone number
100%
103 records
With an email address
3%
3 records
With a named contact
100%
103 records

By size (employees)

  • 1-42 · 14%
  • 5-96 · 43%
  • 10-194 · 29%
  • 20-491 · 7%
  • 50-991 · 7%

14 of 103 records report a size. The list builder filters by any range.

Top specialties

  • Clinical Social Worker7 · 16%
  • Surgery Physician6 · 13%
  • Specialist5 · 11%
  • General Practice Dentistry4 · 9%
  • Psychiatry Physician4 · 9%
  • Pulmonary Disease Physician4 · 9%
  • Community/Behavioral Health Agency3 · 7%
  • Massage Therapist3 · 7%
  • Physical Therapist3 · 7%
  • Clinic/Center2 · 4%
  • Community/Retail Pharmacy2 · 4%
  • Dentist2 · 4%

Healthcare organizations in other New York cities

Newest healthcare organizations in Port Jefferson (sample)

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This is a small sample, not the full list. To keep automated scrapers from copying our data, we only show a handful of records on public pages. Your downloaded list includes every matching business.

BusinessCityTypeFormed
Name hiddenPort JeffersonCorporationApr 2026
Name hiddenPort JeffersonLLCJun 2025
Name hiddenPort JeffersonLLCMay 2025
Name hiddenPort JeffersonLLCApr 2025
Name hiddenPort JeffersonCorporationApr 2024
Name hiddenPort JeffersonLLCDec 2023
Name hiddenPort JeffersonCorporationMar 2023
Name hiddenPort JeffersonCorporationFeb 2023
Name hiddenPort JeffersonCorporationNov 2022
Name hiddenPort JeffersonCorporationSep 2022
Name hiddenPort JeffersonLLCAug 2022
Name hiddenPort JeffersonLLCMay 2022
Name hiddenPort JeffersonCorporationDec 2021
Name hiddenPort JeffersonLLCOct 2021
Name hiddenPort JeffersonCorporationSep 2021
Name hiddenPort JeffersonCorporationMay 2021
Name hiddenPort JeffersonLLCMay 2021
Name hiddenPort JeffersonCorporationApr 2021
Name hiddenPort JeffersonCorporationJul 2020
Name hiddenPort JeffersonCorporationMay 2020
Name hiddenPort JeffersonCorporationFeb 2019
Name hiddenPort JeffersonCorporationMar 2018
Name hiddenPort JeffersonCorporationNov 2015
Name hiddenPort JeffersonLLCOct 2015
Name hiddenPort JeffersonLLCJul 2015

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Filter by state, city, ZIP and employees and specialty, require a phone, email or named contact, and see the exact count and price before you buy. $0.04 per record, $25 minimum order, with 6 monthly refreshes included.

Common questions about Port Jefferson healthcare organizations

How many healthcare organizations are in Port Jefferson, New York?

ListRiver has 103 healthcare organizations in Port Jefferson, New York on record as of October 22, 2026. 42 of them are known from federal records only and have no state business filing.

How many have a phone number, email or contact name?

103 (100%) have a phone number, 3 (3%) an email address and 103 (100%) a named contact. The list builder can require any of them, so you pay only for records that have it.

What does each record include?

The business name, address and NPI, primary specialty, practice phone, the authorized official's name and title, and, for facilities, private-equity and chain ownership where on file, plus every standard ListRiver column (see the data dictionary).

How many healthcare organizations are new?

2 healthcare organizations in Port Jefferson, New York formed in the last 12 months.

How much does a list of healthcare organizations cost?

$0.04 per record, with a $25 minimum order and 6 monthly refresh files included. The list builder shows the exact count and price for your filters before you buy.

Who uses these lists?

Medical billing and staffing firms, device and pharmaceutical reps, practice-management software, insurers and suppliers.

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About this data

Built from public federal agency records and official state business registries, matched to each business by name and address and refreshed as the agencies publish updates. Phone, email and contact names are included where on file; nothing is estimated or filled in. The sample above shows only businesses registered with a state. See the methodology and the data dictionary for every column.