WESTCHESTER DERMATOLOGY GROUP PLLC
NPI 1477411478
Dermatology in Rye, NY
About Westchester Dermatology Group Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WESTCHESTER DERMATOLOGY GROUP PLLC (NPI 1477411478), doing business as Treiber Dermatology, is a healthcare organization registered as a dermatology in Rye, New York and active in the NPI registry since January 2026. The organization lists Margot Chima, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Westchester Dermatology Group Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Westchester Dermatology Group PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.
Clinicians, nearest first (4)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Westchester Dermatology Group PLLC's NPI number?
The NPI number for Westchester Dermatology Group PLLC is 1477411478. It was assigned to this organization in the NPPES registry on January 10, 2026. The provider was formerly known as Treiber Dermatology.
Where is Westchester Dermatology Group PLLC located?
Westchester Dermatology Group PLLC is located at 175 Purchase St, Rye, NY 10580. The listed phone number is (415) 802-1310.
What is Westchester Dermatology Group PLLC's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Westchester Dermatology Group PLLC enrolled in Medicare?
Yes. Westchester Dermatology Group PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Westchester Dermatology Group PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians in 2 Medicare specialties reassign their Medicare billing to Westchester Dermatology Group PLLC. A 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 the clinician's services. The largest specialties are Dermatology (3) and Micrographic Dermatologic Surgery (MDS) (1). Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Westchester Dermatology Group PLLC was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.