David J Weissberg, Md, PC in West Islip, NY
This location of David J Weissberg Md bills under NPI 1598010274, an organization record issued on Jul 18, 2012 with the primary taxonomy Durable Medical Equipment & Medical Supplies. It is one of 4 NPIs registered under this name; each clinician who sees you there has their own NPI and license.
Organization recordNPPES, Aug 2026
1598010274
- Legal name
- David J Weissberg, Md, PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Durable Medical Equipment & Medical Supplies 332B00000X
- Practice location
- 400 MONTAUK HWY SUITE 108, West Islip, NY 11795
- Phone
- 631-482-9192
- Mailing address
- Huntington Station, NY
- Enumerated
- Jul 18, 2012
- Record updated
- Dec 25, 2019
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with David J Weissberg Md in West Islip
- Phillip Guillen, MDOrthopaedic Hand Surgery Physician1568781268
- David Weissberg, MDOrthopaedic Surgery Physician1720013097
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
All 4 David J Weissberg Md NPIs
Every location registered under this name, in 3 cities.
See every locationChecking an organization
- Confirm the business with the New York secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
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.