DR. ALLISON HEATHER ELISCU MD
NPI 1497915862
Pediatrics - Adolescent Medicine in East Setauket, NY
About Dr. Allison Heather Eliscu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALLISON HEATHER ELISCU MD (NPI 1497915862) is an individual adolescent medicine provider in East Setauket, New York, licensed in New York (235053) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (2003).
NPPES Registry Identity
Specialties & Licenses
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. Allison Heather Eliscu Md 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 Allison Eliscu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 191 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.
EAST SETAUKET, NY 11733
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 Allison Eliscu's NPI number?
The NPI number for Allison Eliscu is 1497915862. It was assigned to this individual provider in the NPPES registry on June 10, 2008.
Where is Allison Eliscu located?
Allison Eliscu practices at 37 Research Way, East Setauket, NY 11733. The listed phone number is (631) 444-4660.
What is Allison Eliscu's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.
Is Allison Eliscu enrolled in Medicare?
Yes. Allison Eliscu 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 Allison Eliscu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Eliscu reassigns Medicare benefits to Stony Brook Children's Service, University Faculty Practice Corporatio (Stony Brook, 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 Allison Eliscu'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 Allison Eliscu was last updated on April 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Allison Heather Eliscu, MD · NPI 1497915862
Adolescent Medicine physician in East Setauket, New York. Individual provider, active in the CMS NPPES registry since June 10, 2008.
## Identity
- **NPI:** 1497915862 (Entity type: Individual)
- **Enumerated:** June 10, 2008
- **Primary specialty:** Pediatrics - Adolescent Medicine · taxonomy 2080A0000X
- **State license:** 235053 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 37 RESEARCH WAY, East Setauket, NY 11733-3465
- **Phone:** (631) 444-4660 · **Fax:** (631) 444-4339
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Stony Brook Children's Service, University Faculty Practice Corporatio (NPI 1083660575, Stony Brook, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 2003
## Record status
- **NPPES last updated:** April 28, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1497915862) · Data from the CMS NPPES public registry.