WARREN GENERAL HOSPITAL
NPI 1811600307
Radiology - Diagnostic Radiology in Warren, PA
About Warren General Hospital NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WARREN GENERAL HOSPITAL (NPI 1811600307) is a healthcare organization registered as a diagnostic radiology in Warren, Pennsylvania and active in the NPI registry since December 2022. The organization lists Lisa M Ristau, Patient Account Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Warren General Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
114Medicare enrollment records show 114 clinicians reassign Medicare billing to Warren General Hospital, which bills Medicare for the services they deliver. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 5
Nearest to this location (20)
See all 114Richmond, VA 23230
Saint Louis, MO 63110
Source: 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 Warren General Hospital's NPI number?
The NPI number for Warren General Hospital is 1811600307. It was assigned to this organization in the NPPES registry on December 30, 2022.
Where is Warren General Hospital located?
Warren General Hospital is located at 2 W Crescent Park, Warren, PA 16365. The listed phone number is (814) 723-3300.
What is Warren General Hospital's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Warren General Hospital enrolled in Medicare?
Yes. Warren General Hospital is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Warren General Hospital?
According to the CMS Revalidation Reassignment List (October 2026 release), 114 clinicians in 5 Medicare specialties reassign their Medicare billing to Warren General 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 Diagnostic Radiology (105), Psychiatry (4) and Interventional Radiology (3). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Warren General Hospital was last updated on January 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Warren General Hospital · NPI 1811600307
Diagnostic Radiology organization in Warren, Pennsylvania. Organization record, active in the CMS NPPES registry since December 30, 2022.
## Identity
- **NPI:** 1811600307 (Entity type: Organization)
- **Enumerated:** December 30, 2022
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **Organization subpart:** No
- **Authorized official:** Lisa Ristau, PATIENT ACCOUNT MANAGER
## Practice location
- **Address:** 2 W CRESCENT PARK, Warren, PA 16365-2111
- **Phone:** (814) 723-3300 · **Fax:** (814) 723-8515
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 114 clinicians in 5 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (105), Psychiatry (4), Interventional Radiology (3); [full list](https://npiprofile.com/npi/1811600307/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 10, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1811600307) · Data from the CMS NPPES public registry.