DR. GAD ALPAN MD
NPI 1154320430
Pediatrics - Neonatal-Perinatal Medicine in Valhalla, NY
About Dr. Gad Alpan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GAD ALPAN MD (NPI 1154320430) is an individual neonatal-perinatal medicine provider in Valhalla, New York, licensed in New York (220406) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Gad Alpan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Gad Alpan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hawthorne, NY 10532
- Reassigned Medicare billing, New York enrollment
- 511 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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
VALHALLA, NY 10595
VALHALLA, NY 10595
VALHALLA, NY 10595
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 Gad Alpan's NPI number?
The NPI number for Gad Alpan is 1154320430. It was assigned to this individual provider in the NPPES registry on July 19, 2005.
Where is Gad Alpan located?
Gad Alpan practices at 100 Woods Rd Westchester Medical Center, Valhalla, NY 10595. The listed phone number is (914) 493-8558.
What is Gad Alpan's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Gad Alpan enrolled in Medicare?
Yes. Gad Alpan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Gad Alpan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gad Alpan reassigns Medicare benefits to Boston Children's Health Physicians, LLP (Hawthorne, 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 Gad Alpan'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 Gad Alpan was last updated on July 22, 2013. 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.