NPPES file of Aug 9, 2026

Harbor View Medical Services

Harbor View Medical Services holds 13 active organization NPIs in the federal registry, with practice locations in 5 cities in 3 states. Each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Port Jefferson, NY has the most NPIs, 8

  1. Port Jefferson, NY8
  2. East Setauket, NY2
  3. Harbor City, CA1
  4. Des Moines, IA1
  5. Port Jefferson Station, NY1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2009 and 2014

Harbor View Medical Services NPIs by year issued2009: 2, 2010: 0, 2011: 1, 2012: 1, 2013: 0, 2014: 3, 2015: 2, 2016: 0, 2017: 0, 2018: 0, 2019: 2, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 1012320092011201320152017201920212023202522014: 3112211
Harbor View Medical Services NPIs by year issued2009: 2, 2010: 0, 2011: 1, 2012: 1, 2013: 0, 2014: 3, 2015: 2, 2016: 0, 2017: 0, 2018: 0, 2019: 2, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 101232009201020112012201320142015201620172018201920202021202220232024202523112211
Harbor View Medical Services NPIs by year issued2009: 2, 2010: 0, 2011: 1, 2012: 1, 2013: 0, 2014: 3, 2015: 2, 2016: 0, 2017: 0, 2018: 0, 2019: 2, 2020: 1, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 1012320092011201320152017201920212023202522014: 3112211

Source: CMS NPPES, enumeration dates.

3 NPIs were issued in 2014 alone, more than in any other year; none in 9 of the years between.

Port Jefferson, NY locations

The city with the most Harbor View Medical Services NPIs. The full list of all 13 follows.

NPILocationPrimary taxonomyIssued
186163621970 N COUNTRY RD SUITE 101, Port Jefferson, NYPulmonary Disease PhysicianApr 29, 2009
183148719870 N COUNTRY RD SUITE 102, Port Jefferson, NYInternal Medicine PhysicianJul 20, 2011
146786726770 N COUNTRY RD SUITE 302, Port Jefferson, NYNeurology PhysicianJul 1, 2014
1588070403125 OAKLAND AVE STE 203, Port Jefferson, NYEndocrinology, Diabetes & Metabolism PhysicianJul 11, 2014
120521606675 N COUNTRY RD SUITE 100, Port Jefferson, NYRheumatology PhysicianJun 5, 2015
121557145070 N COUNTRY RD STE 102, Port Jefferson, NYSurgery PhysicianOct 31, 2019
197212913870 N COUNTRY RD STE 102, Port Jefferson, NYSurgery PhysicianJun 23, 2020
1306631742125 OAKLAND AVE STE 204, Port Jefferson, NYInternal Medicine PhysicianApr 14, 2025
All 13 locations, by state and city
NPILocationPrimary taxonomyIssued
187182212224328 VERMONT AVE SUITE 231, Harbor City, CADurable Medical Equipment & Medical SuppliesDec 16, 2009
11941082096151 THORNTON AVE STE 200, Des Moines, IASports Medicine (Physical Medicine & Rehabilitation) PhysicianJul 7, 2015
1922364181210 N BELLE MEAD RD, East Setauket, NYCardiovascular Disease PhysicianApr 2, 2012
12557411534 TECHNOLOGY DR SUITE 120, East Setauket, NYVascular Surgery PhysicianApr 30, 2014
186163621970 N COUNTRY RD SUITE 101, Port Jefferson, NYPulmonary Disease PhysicianApr 29, 2009
183148719870 N COUNTRY RD SUITE 102, Port Jefferson, NYInternal Medicine PhysicianJul 20, 2011
146786726770 N COUNTRY RD SUITE 302, Port Jefferson, NYNeurology PhysicianJul 1, 2014
1588070403125 OAKLAND AVE STE 203, Port Jefferson, NYEndocrinology, Diabetes & Metabolism PhysicianJul 11, 2014
120521606675 N COUNTRY RD SUITE 100, Port Jefferson, NYRheumatology PhysicianJun 5, 2015
121557145070 N COUNTRY RD STE 102, Port Jefferson, NYSurgery PhysicianOct 31, 2019
197212913870 N COUNTRY RD STE 102, Port Jefferson, NYSurgery PhysicianJun 23, 2020
1306631742125 OAKLAND AVE STE 204, Port Jefferson, NYInternal Medicine PhysicianApr 14, 2025
18711501931500 ROUTE 112 BLDG 6, Port Jefferson Station, NYGastroenterology PhysicianMay 22, 2019

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Harbor View Medical Services have 13 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Harbor View Medical Services's NPIs list practice locations in 5 cities.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.