ADRIENNE M BARRETT FNP-BC, FNP-C
NPI 1588200950
Nurse Practitioner - Family in Williston Park, NY
About Adrienne M Barrett Fnp-bc, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADRIENNE M BARRETT FNP-BC, FNP-C (NPI 1588200950) is an individual family provider in Williston Park, New York, licensed in New York (345266) and active in the NPI registry since November 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2019).
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
Adrienne M Barrett Fnp-bc, Fnp-c 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 Adrienne Barrett reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bronx, NY 10452
- Reassigned Medicare billing, New York enrollment
- 683 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 11596 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WILLISTON PARK, NY 11596
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 Adrienne Barrett's NPI number?
The NPI number for Adrienne Barrett is 1588200950. It was assigned to this individual provider in the NPPES registry on November 20, 2019.
Where is Adrienne Barrett located?
Adrienne Barrett practices at 469 Horton Hwy, Williston Park, NY 11596. The listed phone number is (650) 863-3691.
What is Adrienne Barrett's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Adrienne Barrett enrolled in Medicare?
Yes. Adrienne Barrett 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 Adrienne Barrett's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Adrienne Barrett reassigns Medicare benefits to Sun River Health Inc (Bronx, 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 Adrienne Barrett'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 Adrienne Barrett was last updated on December 7, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Adrienne M Barrett, FNP-BC, FNP-C · NPI 1588200950
Family physician in Williston Park, New York. Individual provider, active in the CMS NPPES registry since November 20, 2019.
## Identity
- **NPI:** 1588200950 (Entity type: Individual)
- **Enumerated:** November 20, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 345266 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 469 HORTON HWY, Williston Park, NY 11596-2214
- **Phone:** (650) 863-3691
## 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:** Sun River Health Inc (NPI 1740763275, Bronx, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** December 7, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1588200950) · Data from the CMS NPPES public registry.