ALEXANDER PEARCE PRESTLEY MD
NPI 1306334891
Emergency Medicine in Roslyn, NY
About Alexander Pearce Prestley Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER PEARCE PRESTLEY MD (NPI 1306334891) is an individual emergency medicine provider in Roslyn, New York, licensed in New York (311055) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with St Francis Hospital - The Heart Center, and maintains a secondary practice location in Brandon.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Alexander Pearce Prestley 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 Reassignments
4Medicare enrollment records show Alexander Prestley reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Roslyn, NY 11576
- Reassigned Medicare billing, New York enrollment
- 187 clinicians in this Medicare group
Uniondale, NY 11556
- Reassigned Medicare billing, New York enrollment
- 66 clinicians in this Medicare group
Bethpage, NY 11714
- Reassigned Medicare billing, New York enrollment
- 211 clinicians in this Medicare group
Grand Island, NE 68803
- Reassigned Medicare billing, Nebraska enrollment
- 58 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Francis Hospital - The Heart Center
Acute Care Hospitals · Roslyn, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11576 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
ROSLYN, NY 11576
ROSLYN, NY 11576
ROSLYN, NY 11576
ROSLYN, NY 11576
ROSLYN, NY 11576
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 Alexander Prestley's NPI number?
The NPI number for Alexander Prestley is 1306334891. It was assigned to this individual provider in the NPPES registry on April 30, 2018.
Where is Alexander Prestley located?
Alexander Prestley practices at 100 Port Washington Blvd, Roslyn, NY 11576. The listed phone number is (516) 562-6000.
What is Alexander Prestley's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Alexander Prestley enrolled in Medicare?
Yes. Alexander Prestley 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 organizations bill Medicare for Alexander Prestley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Prestley reassigns Medicare benefits to 4 organizations: St Francis Hospital (Roslyn, NY), Progressive Emergency Physicians PLLC (Uniondale, NY), St. Joseph Hospital (Bethpage, NY) and Midwest Emergency Grand Island Inc (Grand Island, NE). Each 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 Alexander Prestley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alexander Prestley affiliated with any hospitals?
According to CMS data, Alexander Prestley is affiliated with St Francis Hospital - The Heart Center.
When was this NPI record last updated?
The NPPES record for Alexander Prestley was last updated on July 27, 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.
# Alexander Pearce Prestley, MD · NPI 1306334891
Emergency Medicine physician in Roslyn, New York. Individual provider, active in the CMS NPPES registry since April 30, 2018.
## Identity
- **NPI:** 1306334891 (Entity type: Individual)
- **Enumerated:** April 30, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 311055 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 PORT WASHINGTON BLVD, Roslyn, NY 11576-1347
- **Phone:** (516) 562-6000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): St Francis Hospital (NPI 1205984580, Roslyn, NY); Progressive Emergency Physicians PLLC (NPI 1588098172, Uniondale, NY); St. Joseph Hospital (NPI 1881799153, Bethpage, NY); Midwest Emergency Grand Island Inc (NPI 1508357930, Grand Island, NE) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** July 27, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1306334891) · Data from the CMS NPPES public registry.