MS. IRINA SHER FNP
NPI 1689844581
Clinical Nurse Specialist - Family Health in Brooklyn, NY
About Ms. Irina Sher Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. IRINA SHER FNP (NPI 1689844581) is an individual family health provider in Brooklyn, New York, licensed in New York (F335169-1) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS.
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 (PECOS)
Ms. Irina Sher Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Irina Sher reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11219
- Reassigned Medicare billing, New York enrollment
- 1,177 clinicians in this Medicare group
Brooklyn, NY 11204
- Reassigned Medicare billing, New York enrollment
- 137 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 11219 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 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
BROOKLYN, NY 11219
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 Irina Sher's NPI number?
The NPI number for Irina Sher is 1689844581. It was assigned to this individual provider in the NPPES registry on March 6, 2008.
Where is Irina Sher located?
Irina Sher practices at 4802 10th Ave, Brooklyn, NY 11219. The listed phone number is (718) 283-7957.
What is Irina Sher's specialty?
The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Family Health, with taxonomy code 364SF0001X.
Is Irina Sher enrolled in Medicare?
Yes. Irina Sher is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Irina Sher's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Irina Sher reassigns Medicare benefits to 2 organizations: Maimonides Faculty Practice Plan (Brooklyn, NY) and Mmc Pediatrics Faculty Practice (Brooklyn, 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 Irina Sher'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 Irina Sher was last updated on March 6, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Ms. Irina Sher, FNP · NPI 1689844581
Family Health physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since March 6, 2008.
## Identity
- **NPI:** 1689844581 (Entity type: Individual)
- **Enumerated:** March 6, 2008
- **Primary specialty:** Clinical Nurse Specialist - Family Health · taxonomy 364SF0001X
- **State license:** F335169-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 4802 10TH AVE, Brooklyn, NY 11219-2916
- **Phone:** (718) 283-7957
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Maimonides Faculty Practice Plan (NPI 1053344846, Brooklyn, NY); Mmc Pediatrics Faculty Practice (NPI 1285648154, Brooklyn, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 6, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1689844581) · Data from the CMS NPPES public registry.