SELIM DEMIRDELEN MD
NPI 1518535772
Internal Medicine - Rheumatology in Elmhurst, NY
About Selim Demirdelen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SELIM DEMIRDELEN MD (NPI 1518535772) is an individual rheumatology provider in Elmhurst, New York, licensed in New York (339352) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Selim Demirdelen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Selim Demirdelen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10128
- Reassigned Medicare billing, New York enrollment
- 724 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11373 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ELMHURST, NY 11373
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 Selim Demirdelen's NPI number?
The NPI number for Selim Demirdelen is 1518535772. It was assigned to this individual provider in the NPPES registry on June 15, 2021.
Where is Selim Demirdelen located?
Selim Demirdelen practices at 8831 55th Ave Ste 201, Elmhurst, NY 11373. The listed phone number is (718) 899-6600.
What is Selim Demirdelen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Selim Demirdelen enrolled in Medicare?
Yes. Selim Demirdelen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Selim Demirdelen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Selim Demirdelen reassigns Medicare benefits to Advantagecare Physicians PC (New York, 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 Selim Demirdelen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Selim Demirdelen was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.