OSWEGO HOSPITAL
NPI 1871678458
General Acute Care Hospital in Oswego, NY
About Oswego Hospital NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OSWEGO HOSPITAL (NPI 1871678458) is a healthcare organization registered as a general acute care hospital in Oswego, New York and active in the NPI registry since October 2006. The organization lists Michael A Harlovic, President & Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 7
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Oswego Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date 2
Next revalidation due by November 30, 2026
This provider holds 2 Medicare enrollments with upcoming revalidation dates. Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
120Medicare enrollment records show 120 clinicians reassign Medicare billing to Oswego Hospital, which bills Medicare for the services they deliver. Of these, 23 practice at this address and 36 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 14
Nearest to this location (20)
See all 120Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Oswego Hospital's NPI number?
The NPI number for Oswego Hospital is 1871678458. It was assigned to this organization in the NPPES registry on October 25, 2006.
Where is Oswego Hospital located?
Oswego Hospital is located at 110 W 6th St, Oswego, NY 13126. The listed phone number is (315) 349-5511.
What is Oswego Hospital's specialty?
The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.
Is Oswego Hospital enrolled in Medicare?
Yes. Oswego Hospital is registered in the Medicare PECOS enrollment system.
When is Oswego Hospital's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), Oswego Hospital holds 2 Medicare enrollments with upcoming revalidation dates. The next is due by November 30, 2026 (Non-DME Part B, New York, Clinic/Group Practice). Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Oswego Hospital?
According to the CMS Revalidation Reassignment List (October 2026 release), 120 clinicians in 14 Medicare specialties reassign their Medicare billing to Oswego Hospital. A 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 the clinician's services. The largest specialties are Anesthesiology (30), Nurse Practitioner (25) and Certified Registered Nurse Anesthetist (CRNA) (18). Of these, 23 practice at this address and 36 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Oswego Hospital was last updated on September 25, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Oswego Hospital · NPI 1871678458
General Acute Care Hospital organization in Oswego, New York. Organization record, active in the CMS NPPES registry since October 25, 2006.
## Identity
- **NPI:** 1871678458 (Entity type: Organization)
- **Enumerated:** October 25, 2006
- **Primary specialty:** General Acute Care Hospital · taxonomy 282N00000X
- **Organization subpart:** No
- **Authorized official:** Michael Harlovic, PRESIDENT & CEO
## Practice location
- **Address:** 110 W 6TH ST, Oswego, NY 13126-2507
- **Phone:** (315) 349-5511 · **Fax:** (315) 349-5785
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** November 30, 2026 (Non-DME Part B, New York, Clinic/Group Practice), next of 2 enrollments with upcoming dates · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 120 clinicians in 14 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Anesthesiology (30), Nurse Practitioner (25), Certified Registered Nurse Anesthetist (CRNA) (18); 23 practice at this address and 36 within 10 miles; [full list](https://npiprofile.com/npi/1871678458/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 25, 2018
- **Other identifiers:** Medicaid 00914154 (NY); Medicaid 01414960 (NY); Medicaid 02369919 (NY); and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1871678458) · Data from the CMS NPPES public registry.