James W Ferguson MD LLC
NPI 1336395417 · Primary Care Clinic/Center · East Islip, NY
James W Ferguson MD LLC is a Primary Care Clinic/Center organization in East Islip, NY (NPI 1336395417).
Provider details
- NPI number
- 1336395417
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- James Ferguson, Owner(631) 581-2049
- License
- 150415 (NY)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-08
- Last updated
- 2008-08-08
Frequently asked questions
- What is James W Ferguson MD LLC's NPI number?
- James W Ferguson MD LLC's National Provider Identifier (NPI) is 1336395417, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is James W Ferguson MD LLC?
- James W Ferguson MD LLC is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is James W Ferguson MD LLC located?
- James W Ferguson MD LLC's practice location on file with NPPES is 170 W Main St, East Islip, NY 11730-2216.
- What is James W Ferguson MD LLC's phone number?
- The practice phone number listed in the NPPES registry for James W Ferguson MD LLC is (631) 581-2049.
- Who is the authorized official for James W Ferguson MD LLC?
- The authorized official listed on James W Ferguson MD LLC's NPPES record is James Ferguson, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is James W Ferguson MD LLC's NPI active?
- Yes — James W Ferguson MD LLC's NPI (1336395417) is active in the NPPES registry as of the last update on 2008-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.