DEIRDRE L SAWINSKI MD
NPI 1891954483
Internal Medicine - Nephrology in New York, NY
About Deirdre L Sawinski Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEIRDRE L SAWINSKI MD (NPI 1891954483) is an individual nephrology provider in New York, New York, licensed in Pennsylvania (MD439858) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian/queens, and is a graduate of Columbia University College Of Physicians And Surgeons (2003).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Deirdre L Sawinski Md 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
2Medicare enrollment records show Deirdre Sawinski reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 15 clinicians in this Medicare group
Allentown, PA 18104
- Reassigned Medicare billing, Pennsylvania enrollment
- 125 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian/Queens
Acute Care Hospitals · Flushing, NYNew York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10065 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.
Referred Medical Equipment & Supplies CMS DME claims 8
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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
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 Deirdre Sawinski's NPI number?
The NPI number for Deirdre Sawinski is 1891954483. It was assigned to this individual provider in the NPPES registry on June 9, 2008.
Where is Deirdre Sawinski located?
Deirdre Sawinski practices at 1300 York Ave, New York, NY 10065. The listed phone number is (212) 746-1194.
What is Deirdre Sawinski's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Deirdre Sawinski enrolled in Medicare?
Yes. Deirdre Sawinski 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 Deirdre Sawinski's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Deirdre Sawinski reassigns Medicare benefits to 2 organizations: Weill Medical College Of Cornell (New York, NY) and University Of Penn-Medical Group (Allentown, PA). 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 Deirdre Sawinski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Deirdre Sawinski accept?
Health plans from Oscar Health list Deirdre Sawinski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Deirdre Sawinski affiliated with any hospitals?
According to CMS data, Deirdre Sawinski is affiliated with New York-Presbyterian/Queens and New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Deirdre Sawinski was last updated on September 22, 2021. 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.
# Deirdre L Sawinski, MD · NPI 1891954483
Nephrology physician in New York, New York. Individual provider, active in the CMS NPPES registry since June 9, 2008.
## Identity
- **NPI:** 1891954483 (Entity type: Individual)
- **Enumerated:** June 9, 2008
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** MD439858 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1300 YORK AVE, New York, NY 10065-4805
- **Phone:** (212) 746-1194
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Weill Medical College Of Cornell (NPI 1902914849, New York, NY); University Of Penn-Medical Group (NPI 1396193900, Allentown, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2003
## Record status
- **NPPES last updated:** September 22, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1891954483) · Data from the CMS NPPES public registry.