Jeffrey Margulies, MD
NPI 1689698904 · Emergency Medicine Physician · West Islip, NY
Enrolled with Medicare as Order and Referring Only - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Margulies, MD is a Emergency Medicine Physician provider in West Islip, NY (NPI 1689698904).
Provider details
- NPI number
- 1689698904
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 129229 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-27
- Last updated
- 2016-02-01
Frequently asked questions
- What is Jeffrey Margulies's NPI number?
- Jeffrey Margulies's National Provider Identifier (NPI) is 1689698904, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Margulies's specialty?
- Jeffrey Margulies is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Margulies located?
- Jeffrey Margulies's practice location on file with NPPES is 1000 Montauk Hwy, West Islip, NY 11795-4927.
- What is Jeffrey Margulies's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Margulies is (631) 376-3000.
- Does Jeffrey Margulies accept Medicare?
- Jeffrey Margulies is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Margulies's NPI active?
- Yes — Jeffrey Margulies's NPI (1689698904) is active in the NPPES registry as of the last update on 2016-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.