MS. RUBY BARCLAY ANP
NPI 1124371521
Nurse Practitioner - Adult Health in Brooklyn, NY
About Ms. Ruby Barclay Anp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. RUBY BARCLAY ANP (NPI 1124371521) is an individual adult health provider in Brooklyn, New York, licensed in New York (306244) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Ruby Barclay Anp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
8Medicare enrollment records show Ruby Barclay reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10017
- Reassigned Medicare billing, New York enrollment
- 78 clinicians in this Medicare group
New York, NY 10019
- Reassigned Medicare billing, New York enrollment
- 114 clinicians in this Medicare group
Brooklyn, NY 11234
- Reassigned Medicare billing, New York enrollment
- 158 clinicians in this Medicare group
New York, NY 10128
- Reassigned Medicare billing, New York enrollment
- 724 clinicians in this Medicare group
Whitestone, NY 11357
- Reassigned Medicare billing, New York enrollment
- 74 clinicians in this Medicare group
Jamaica, NY 11423
- Reassigned Medicare billing, New York enrollment
- 1,393 clinicians in this Medicare group
Bronx, NY 10461
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Bronx Medical Practice PC
- 1,013 clinicians in this Medicare group
Buffalo, NY 14221
- Reassigned Medicare billing, New York enrollment
- 28 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11217 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BROOKLYN, NY 11217
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 Ruby Barclay's NPI number?
The NPI number for Ruby Barclay is 1124371521. It was assigned to this individual provider in the NPPES registry on October 23, 2012.
Where is Ruby Barclay located?
Ruby Barclay practices at 447 Atlantic Ave, Brooklyn, NY 11217. The listed phone number is (718) 858-6300.
What is Ruby Barclay's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Ruby Barclay enrolled in Medicare?
Yes. Ruby Barclay is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ruby Barclay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruby Barclay reassigns Medicare benefits to 8 organizations: Medical Care At Home PC (New York, NY), Matrix Medical Of New York PC (New York, NY), Mill Basin Medical Health PC (Brooklyn, NY), Advantagecare Physicians PC (New York, NY), Harmony Medical Services Of New York, PLLC (Whitestone, NY) and 3 more organizations, listed in the Medicare section above. 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 Ruby Barclay'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 Ruby Barclay was last updated on April 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.
# Ms. Ruby Barclay, ANP · NPI 1124371521
Adult Health physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since October 23, 2012.
## Identity
- **NPI:** 1124371521 (Entity type: Individual)
- **Enumerated:** October 23, 2012
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 306244 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 447 ATLANTIC AVE, Brooklyn, NY 11217-1702
- **Phone:** (718) 858-6300 · **Fax:** (718) 858-0145
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Medical Care At Home PC (NPI 1811138415, New York, NY); Matrix Medical Of New York PC (NPI 1639433063, New York, NY); Mill Basin Medical Health PC (NPI 1346006202, Brooklyn, NY); Advantagecare Physicians PC (NPI 1336578772, New York, NY); Harmony Medical Services Of New York, PLLC (NPI 1669178448, Whitestone, NY); and 3 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1124371521) · Data from the CMS NPPES public registry.