CATHERINE SUE ERNSTHAUSEN PNP
NPI 1477706372
Nurse Practitioner - Pediatrics in Rochester, NY
About Catherine Sue Ernsthausen Pnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHERINE SUE ERNSTHAUSEN PNP (NPI 1477706372) is an individual pediatrics provider in Rochester, New York, licensed in New York (F380077) and active in the NPI registry since October 2008. 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)
Catherine Sue Ernsthausen Pnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Catherine Ernsthausen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, NY 14621
- Reassigned Medicare billing, New York enrollment
- 2,285 clinicians in this Medicare group
Rochester, NY 14621
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Western New York Medical Practice PC
- 1,030 clinicians in this Medicare group
Rochester, NY 14617
- Reassigned Medicare billing, New York enrollment
- 1,442 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14621 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.
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.
ROCHESTER, NY 14621
ROCHESTER, NY 14621
ROCHESTER, NY 14621
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 Catherine Ernsthausen's NPI number?
The NPI number for Catherine Ernsthausen is 1477706372. It was assigned to this individual provider in the NPPES registry on October 23, 2008.
Where is Catherine Ernsthausen located?
Catherine Ernsthausen practices at 800 Carter St Ste 260, Rochester, NY 14621. The listed phone number is (585) 922-5547.
What is Catherine Ernsthausen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Catherine Ernsthausen enrolled in Medicare?
Yes. Catherine Ernsthausen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Catherine Ernsthausen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Ernsthausen reassigns Medicare benefits to 3 organizations: Rochester General Hospital (Rochester, NY), Western New York Medical Practice P.C. (Rochester, NY) and The Unity Hospital Of Rochester (Rochester, 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 Catherine Ernsthausen'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 Catherine Ernsthausen was last updated on September 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Catherine Sue Ernsthausen, PNP · NPI 1477706372
Pediatrics physician in Rochester, New York. Individual provider, active in the CMS NPPES registry since October 23, 2008.
## Identity
- **NPI:** 1477706372 (Entity type: Individual)
- **Enumerated:** October 23, 2008
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** F380077 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 800 CARTER ST, STE 260, Rochester, NY 14621-2604
- **Phone:** (585) 922-5547
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Rochester General Hospital (NPI 1063531929, Rochester, NY); Western New York Medical Practice P.C. (NPI 1063790608, Rochester, NY); The Unity Hospital Of Rochester (NPI 1457395766, Rochester, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1477706372) · Data from the CMS NPPES public registry.