DAVID RAPOPORT MD
NPI 1184374654
Emergency Medicine in Smithtown, NY
About David Rapoport Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID RAPOPORT MD (NPI 1184374654) is an individual emergency medicine provider in Smithtown, New York, licensed in New York (334892) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS, is affiliated with St Charles Hospital, and is a graduate of State University Of New York At Stony Brook, School Of Medicine (2022).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
David Rapoport Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show David Rapoport reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Smithtown, NY 11787
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Siena Emergency Medical Services PC
- 55 clinicians in this Medicare group
Port Jefferson, NY 11777
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Port Emergency Medical Services PC
- 90 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Charles Hospital
Acute Care Hospitals · Port Jefferson, NYSt Catherine Of Siena Hospital Medical Center
Acute Care Hospitals · Smithtown, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11787 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Rapoport's NPI number?
The NPI number for David Rapoport is 1184374654. It was assigned to this individual provider in the NPPES registry on March 26, 2022.
Where is David Rapoport located?
David Rapoport practices at 50 New York Ave # 25A, Smithtown, NY 11787. The listed phone number is (631) 862-3000.
What is David Rapoport's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is David Rapoport enrolled in Medicare?
Yes. David Rapoport is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for David Rapoport's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Rapoport reassigns Medicare benefits to 2 organizations: Siena Emergency Medical Services, P.C. (Smithtown, NY) and Port Emergency Medical Services, P.C. (Port Jefferson, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Rapoport's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is David Rapoport affiliated with any hospitals?
According to CMS data, David Rapoport is affiliated with St Charles Hospital and St Catherine Of Siena Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for David Rapoport was last updated on June 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# David Rapoport, MD · NPI 1184374654
Emergency Medicine physician in Smithtown, New York. Individual provider, active in the CMS NPPES registry since March 26, 2022.
## Identity
- **NPI:** 1184374654 (Entity type: Individual)
- **Enumerated:** March 26, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 334892 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 50 NEW YORK AVE # 25A, Smithtown, NY 11787-3448
- **Phone:** (631) 862-3000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Siena Emergency Medical Services, P.C. (NPI 1356507099, Smithtown, NY); Port Emergency Medical Services, P.C. (NPI 1912988395, Port Jefferson, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Stony Brook, School Of Medicine, class of 2022
## Record status
- **NPPES last updated:** June 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1184374654) · Data from the CMS NPPES public registry.