DR. JEFFREY S REIN DDS
NPI 1750384756
Dentist - General Practice in Williston Park, NY
About Dr. Jeffrey S Rein Dds NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JEFFREY S REIN DDS (NPI 1750384756) is an individual general practice provider in Williston Park, New York, licensed in New York (036719) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1982).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
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
Dr. Jeffrey S Rein Dds 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 Reassignment
Medicare enrollment records show Jeffrey Rein reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Williston Park, NY 11596
- Reassigned Medicare billing, New York enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11596 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WILLISTON PARK, NY 11596
WILLISTON PARK, NY 11596
WILLISTON PARK, NY 11596
WILLISTON PARK, NY 11596
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 Jeffrey Rein's NPI number?
The NPI number for Jeffrey Rein is 1750384756. It was assigned to this individual provider in the NPPES registry on May 23, 2005.
Where is Jeffrey Rein located?
Jeffrey Rein practices at 101 Hillside Ave Suite A, Williston Park, NY 11596. The listed phone number is (516) 741-6202.
What is Jeffrey Rein's specialty?
The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.
Is Jeffrey Rein enrolled in Medicare?
Yes. Jeffrey Rein 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 organization bills Medicare for Jeffrey Rein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Rein reassigns Medicare benefits to Drs. Seltzer And Rein (Williston Park, NY). The 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 Jeffrey Rein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Rein accept?
Health plans from Humana list Jeffrey Rein as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Jeffrey Rein was last updated on October 14, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.
# Dr. Jeffrey S Rein, DDS · NPI 1750384756
General Practice provider in Williston Park, New York. Individual provider, active in the CMS NPPES registry since May 23, 2005.
## Identity
- **NPI:** 1750384756 (Entity type: Individual)
- **Enumerated:** May 23, 2005
- **Primary specialty:** Dentist - General Practice · taxonomy 1223G0001X
- **State license:** 036719 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 HILLSIDE AVE, SUITE A, Williston Park, NY 11596-2310
- **Phone:** (516) 741-6202 · **Fax:** (516) 741-9620
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Drs. Seltzer And Rein (NPI 1346539210, Williston Park, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1982
## Record status
- **NPPES last updated:** October 14, 2010
- **Other identifiers:** Medicare NSC 6398710001 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1750384756) · Data from the CMS NPPES public registry.