WYCKOFF EMERGENCY MEDICINE SERVICES, P.C.
NPI 1154369783
Emergency Medicine in Brooklyn, NY
About Wyckoff Emergency Medicine Services, P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WYCKOFF EMERGENCY MEDICINE SERVICES, P.C. (NPI 1154369783) is a healthcare organization registered as an emergency medicine in Brooklyn, New York and active in the NPI registry since June 2006. The organization lists Lisandro Irizarry, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Wyckoff Emergency Medicine Services, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by February 28, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
43Medicare enrollment records show 43 clinicians reassign Medicare billing to Wyckoff Emergency Medicine Services, P.C., which bills Medicare for the services they deliver. Of these, 13 practice at this address and 35 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 7
Nearest to this location (20)
See all 43Brooklyn, NY 11237
Brooklyn, NY 11237
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Wyckoff Emergency Medicine Services, P.C.'s NPI number?
The NPI number for Wyckoff Emergency Medicine Services, P.C. is 1154369783. It was assigned to this organization in the NPPES registry on June 4, 2006.
Where is Wyckoff Emergency Medicine Services, P.C. located?
Wyckoff Emergency Medicine Services, P.C. is located at 374 Stockholm St, Brooklyn, NY 11237. The listed phone number is (718) 963-6551.
What is Wyckoff Emergency Medicine Services, P.C.'s specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Wyckoff Emergency Medicine Services, P.C. enrolled in Medicare?
Yes. Wyckoff Emergency Medicine Services, P.C. is registered in the Medicare PECOS enrollment system.
When is Wyckoff Emergency Medicine Services, P.C.'s Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (New York, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Wyckoff Emergency Medicine Services, P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 43 clinicians in 7 Medicare specialties reassign their Medicare billing to Wyckoff Emergency Medicine Services, P.C.. A 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 the clinician's services. The largest specialties are Emergency Medicine (28), Pediatric Medicine (6) and Family Practice (3). Of these, 13 practice at this address and 35 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Wyckoff Emergency Medicine Services, P.C. was last updated on April 3, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Wyckoff Emergency Medicine Services, P.c. · NPI 1154369783
Emergency Medicine organization in Brooklyn, New York. Organization record, active in the CMS NPPES registry since June 4, 2006.
## Identity
- **NPI:** 1154369783 (Entity type: Organization)
- **Enumerated:** June 4, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **Organization subpart:** No
- **Authorized official:** Lisandro Irizarry, PRESIDENT
## Practice location
- **Address:** 374 STOCKHOLM ST, Brooklyn, NY 11237-4006
- **Phone:** (718) 963-6551
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** February 28, 2027 (Non-DME Part B, New York, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 43 clinicians in 7 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Emergency Medicine (28), Pediatric Medicine (6), Family Practice (3); 13 practice at this address and 35 within 10 miles; [full list](https://npiprofile.com/npi/1154369783/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 3, 2019
- **Other identifiers:** Medicaid 03307811 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1154369783) · Data from the CMS NPPES public registry.