BARBARA POLOWCZYK FNP
NPI 1952394413
Nurse Practitioner - Family in Mount Kisco, NY
About Barbara Polowczyk Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BARBARA POLOWCZYK FNP (NPI 1952394413) is an individual family provider in Mount Kisco, New York, licensed in New York (331265) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS and is a graduate of Other (1995).
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
Barbara Polowczyk Fnp 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 Reassignments
6Medicare enrollment records show Barbara Polowczyk reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mount Kisco, NY 10549
- Reassigned Medicare billing, New York enrollment
- 76 clinicians in this Medicare group
Katonah, NY 10536
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Westchester Health Medical PC
- 150 clinicians in this Medicare group
West Haverstraw, NY 10993
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Graig Straus Family Health Np, PC
- 7 clinicians in this Medicare group
West Haverstraw, NY 10993
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Rockland Urgent Care Family Health Np, PC
- 22 clinicians in this Medicare group
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 clinicians in this Medicare group
Rockville Centre, NY 11570
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: North Shore Lij Urgent Care PC
- 210 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 3
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 10549 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
MOUNT KISCO, NY 10549
MOUNT KISCO, NY 10549
MOUNT KISCO, NY 10549
MOUNT KISCO, NY 10549
MOUNT KISCO, NY 10549
MOUNT KISCO, NY 10549
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 Barbara Polowczyk's NPI number?
The NPI number for Barbara Polowczyk is 1952394413. It was assigned to this individual provider in the NPPES registry on August 30, 2005.
Where is Barbara Polowczyk located?
Barbara Polowczyk practices at 400 E Main St Northern Westchester Hospital, Mount Kisco, NY 10549. The listed phone number is (914) 666-1254.
What is Barbara Polowczyk's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Barbara Polowczyk enrolled in Medicare?
Yes. Barbara Polowczyk 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 organizations bill Medicare for Barbara Polowczyk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Barbara Polowczyk reassigns Medicare benefits to 6 organizations: Northern Westchester Hospital Association (Mount Kisco, NY), Westchester Health Medical, P.C. (Katonah, NY), Graig Straus, Family Health Np, P.C. (West Haverstraw, NY), Rockland Urgent Care Family Health Np, P.C. (West Haverstraw, NY), North Shore-Lij Medical PC (Great Neck, NY) and 1 more organization, 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 Barbara Polowczyk'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 Barbara Polowczyk was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Barbara Polowczyk, FNP · NPI 1952394413
Family physician in Mount Kisco, New York. Individual provider, active in the CMS NPPES registry since August 30, 2005.
## Identity
- **NPI:** 1952394413 (Entity type: Individual)
- **Enumerated:** August 30, 2005
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 331265 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 E MAIN ST, NORTHERN WESTCHESTER HOSPITAL, Mount Kisco, NY 10549-3417
- **Phone:** (914) 666-1254 · **Fax:** (914) 666-1931
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Northern Westchester Hospital Association (NPI 1679641237, Mount Kisco, NY); Westchester Health Medical, P.C. (NPI 1386188647, Katonah, NY); Graig Straus, Family Health Np, P.C. (NPI 1083484141, West Haverstraw, NY); Rockland Urgent Care Family Health Np, P.C. (NPI 1184029118, West Haverstraw, NY); North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1995
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1952394413) · Data from the CMS NPPES public registry.