MARGARET POLANECZKY MD
NPI 1023055324
Specialist in New York, NY
About Margaret Polaneczky Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET POLANECZKY MD (NPI 1023055324) is an individual specialist in New York, New York, licensed in New York (190174) and active in the NPI registry since June 2006. 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)
Margaret Polaneczky Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Polaneczky reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 109 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.
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.
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
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 Margaret Polaneczky's NPI number?
The NPI number for Margaret Polaneczky is 1023055324. It was assigned to this individual provider in the NPPES registry on June 2, 2006.
Where is Margaret Polaneczky located?
Margaret Polaneczky practices at 525 E 68th St J-130, New York, NY 10065. The listed phone number is (212) 291-0974.
What is Margaret Polaneczky's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Margaret Polaneczky enrolled in Medicare?
Yes. Margaret Polaneczky is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Polaneczky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Polaneczky reassigns Medicare benefits to Weill Medical College Of Cornell (New York, NY). The 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 Margaret Polaneczky'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 Margaret Polaneczky was last updated on November 10, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Margaret Polaneczky, MD · NPI 1023055324
Specialist provider in New York, New York. Individual provider, active in the CMS NPPES registry since June 2, 2006.
## Identity
- **NPI:** 1023055324 (Entity type: Individual)
- **Enumerated:** June 2, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **State license:** 190174 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 525 E 68TH ST, J-130, New York, NY 10065-4870
- **Phone:** (212) 291-0974
## 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:** Weill Medical College Of Cornell (NPI 1013958610, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 10, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1023055324) · Data from the CMS NPPES public registry.