Harbor Medical Associates
Harbor Medical Associates holds 9 active organization NPIs in the federal registry, with practice locations in 5 cities in 3 states. Each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPISouth Weymouth, MA has the most NPIs, 5
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2006 and 2007
Source: CMS NPPES, enumeration dates.
6 NPIs were issued in 2007 alone, more than in any other year; none in 2 of the years between.
South Weymouth, MA locations
The city with the most Harbor Medical Associates NPIs. The full list of all 9 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1124079561 | 541 MAIN ST SUITE 400, South Weymouth, MA | Cardiovascular Disease Physician | May 12, 2006 |
| 1396942926 | 541 MAIN ST SUITE 420, South Weymouth, MA | Clinical Medical Laboratory | Jun 28, 2007 |
| 1750588380 | 541 MAIN ST SUITE 314, South Weymouth, MA | Sleep Disorder Diagnostic Clinic/Center | Jun 28, 2007 |
| 1467648444 | 541 MAIN ST SUITE 120, South Weymouth, MA | Diagnostic Radiology Physician | Sep 24, 2007 |
| 1912296633 | 541 MAIN ST SUITE 414, South Weymouth, MA | Urgent Care Clinic/Center | Apr 4, 2011 |
All 9 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1205977444 | 359 SAN MIGUEL DR STE 210, Newport Beach, CA | Psychiatry Physician | Feb 9, 2007 |
| 1184823429 | 541 MAIN ST SUITE 314, S Weymouth, MA | Durable Medical Equipment & Medical Supplies | Jul 17, 2007 |
| 1689909723 | 101 COLUMBIAN ST SUITE 102, S. Weymouth, MA | Diagnostic Radiology Physician | Oct 7, 2009 |
| 1124079561 | 541 MAIN ST SUITE 400, South Weymouth, MA | Cardiovascular Disease Physician | May 12, 2006 |
| 1396942926 | 541 MAIN ST SUITE 420, South Weymouth, MA | Clinical Medical Laboratory | Jun 28, 2007 |
| 1750588380 | 541 MAIN ST SUITE 314, South Weymouth, MA | Sleep Disorder Diagnostic Clinic/Center | Jun 28, 2007 |
| 1467648444 | 541 MAIN ST SUITE 120, South Weymouth, MA | Diagnostic Radiology Physician | Sep 24, 2007 |
| 1912296633 | 541 MAIN ST SUITE 414, South Weymouth, MA | Urgent Care Clinic/Center | Apr 4, 2011 |
| 1477606457 | 9301 3RD AVE, Stone Harbor, NJ | Rheumatology Physician | Jan 21, 2007 |
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does Harbor Medical Associates have 9 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Harbor Medical Associates'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.