DR. ALEXANDER WILLIAM FILIPSKI DO
NPI 1598056202
Family Medicine in Oswego, NY
About Dr. Alexander William Filipski Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDER WILLIAM FILIPSKI DO (NPI 1598056202) is an individual family medicine provider in Oswego, New York, licensed in New York (275831) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with Oswego Hospital, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Alexander William Filipski Do 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
3Medicare enrollment records show Alexander Filipski reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pulaski, NY 13142
- Reassigned Medicare billing, New York enrollment
- 53 clinicians in this Medicare group
Liverpool, NY 13088
- Reassigned Medicare billing, New York enrollment
- 625 clinicians in this Medicare group
Syracuse, NY 13203
- Reassigned Medicare billing, New York enrollment
- 369 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
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.
Oswego Hospital
Acute Care Hospitals · Oswego, NYUniversity Hospital S U N Y Health Science Center
Acute Care Hospitals · Syracuse, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 13126 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OSWEGO, NY 13126
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 Alexander Filipski's NPI number?
The NPI number for Alexander Filipski is 1598056202. It was assigned to this individual provider in the NPPES registry on April 28, 2011.
Where is Alexander Filipski located?
Alexander Filipski practices at 120 E 1st St, Oswego, NY 13126. The listed phone number is (315) 342-0880.
What is Alexander Filipski's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Alexander Filipski enrolled in Medicare?
Yes. Alexander Filipski 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 Alexander Filipski's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Filipski reassigns Medicare benefits to 3 organizations: Northern Oswego County Health Services, Inc. (Pulaski, NY), St Josephs Medical PC (Liverpool, NY) and St Josephs Hospital Health Center (Syracuse, 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 Alexander Filipski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alexander Filipski affiliated with any hospitals?
According to CMS data, Alexander Filipski is affiliated with Oswego Hospital and University Hospital S U N Y Health Science Center.
When was this NPI record last updated?
The NPPES record for Alexander Filipski was last updated on April 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Dr. Alexander William Filipski, DO · NPI 1598056202
Family Medicine physician in Oswego, New York. Individual provider, active in the CMS NPPES registry since April 28, 2011.
## Identity
- **NPI:** 1598056202 (Entity type: Individual)
- **Enumerated:** April 28, 2011
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 275831 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 120 E 1ST ST, Oswego, NY 13126-2111
- **Phone:** (315) 342-0880 · **Fax:** (315) 593-6195
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Northern Oswego County Health Services, Inc. (NPI 1508850280, Pulaski, NY); St Josephs Medical PC (NPI 1942501747, Liverpool, NY); St Josephs Hospital Health Center (NPI 1508815333, Syracuse, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** April 29, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1598056202) · Data from the CMS NPPES public registry.