NANCY SIMON MD
NPI 1629039474
Internal Medicine in New York, NY
About Nancy Simon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NANCY SIMON MD (NPI 1629039474) is an individual internal medicine provider in New York, New York, licensed in New York (212657) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Nancy Simon Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Nancy Simon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10017
- Reassigned Medicare billing, New York enrollment
- 163 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 10029 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nancy Simon's NPI number?
The NPI number for Nancy Simon is 1629039474. It was assigned to this individual provider in the NPPES registry on March 31, 2006.
Where is Nancy Simon located?
Nancy Simon practices at 216 E 99th St, New York, NY 10029. The listed phone number is (646) 536-5500.
What is Nancy Simon's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Nancy Simon enrolled in Medicare?
Yes. Nancy Simon is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Nancy Simon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Simon reassigns Medicare benefits to Premier Healthcare, Inc. (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 Nancy Simon'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 Nancy Simon was last updated on December 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.