DR. SYLVAN RYDER APRN
NPI 1992355440
Nurse Practitioner - Pediatrics in Brooklyn, NY
About Dr. Sylvan Ryder Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SYLVAN RYDER APRN (NPI 1992355440) is an individual pediatrics provider in Brooklyn, New York, licensed in New York (383056) and active in the NPI registry since September 2019. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Sylvan Ryder Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Sylvan Ryder reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11237
- Reassigned Medicare billing, New York enrollment
- 427 clinicians in this Medicare group
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 3,922 clinicians in this Medicare group
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 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 11237 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 11237
BROOKLYN, NY 11237
BROOKLYN, NY 11237
BROOKLYN, NY 11237
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 Sylvan Ryder's NPI number?
The NPI number for Sylvan Ryder is 1992355440. It was assigned to this individual provider in the NPPES registry on September 17, 2019.
Where is Sylvan Ryder located?
Sylvan Ryder practices at 374 Stockholm St, Brooklyn, NY 11237. The listed phone number is (718) 963-7272.
What is Sylvan Ryder's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Sylvan Ryder enrolled in Medicare?
Yes. Sylvan Ryder is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Sylvan Ryder's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sylvan Ryder reassigns Medicare benefits to 3 organizations: Wyckoff Professional Medical Services, PC (Brooklyn, NY), Trustees Of Columbia University In The City Of New York (New York, NY) and North Shore - Lij Medical PC (New Hyde Park, NY). 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 Sylvan Ryder'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 Sylvan Ryder was last updated on October 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Sylvan Ryder, APRN · NPI 1992355440
Pediatrics physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since September 17, 2019.
## Identity
- **NPI:** 1992355440 (Entity type: Individual)
- **Enumerated:** September 17, 2019
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** 383056 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 374 STOCKHOLM ST, Brooklyn, NY 11237-4006
- **Phone:** (718) 963-7272
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Wyckoff Professional Medical Services, PC (NPI 1659710796, Brooklyn, NY); Trustees Of Columbia University In The City Of New York (NPI 1477068971, New York, NY); North Shore - Lij Medical PC (NPI 1790043479, New Hyde Park, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 29, 2020
- **Other identifiers:** Other 77447 (NY); Other 383056 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1992355440) · Data from the CMS NPPES public registry.