SIERRA HOLLENBACH CRNP
NPI 1841072584
Nurse Practitioner - Acute Care in Lancaster, PA
About Sierra Hollenbach Crnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIERRA HOLLENBACH CRNP (NPI 1841072584) is an individual acute care provider in Lancaster, Pennsylvania, licensed in Pennsylvania (SP028359) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS, is affiliated with Penn State Health Lancaster Medical Center, and is a graduate of Other (2023).
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 and accepts Medicare assignment
Sierra Hollenbach Crnp 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 Reassignment
Medicare enrollment records show Sierra Hollenbach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lancaster, PA 17601
- Reassigned Medicare billing, Pennsylvania enrollment
- 994 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Penn State Health Lancaster Medical Center
Acute Care Hospitals · Lancaster, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 17601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LANCASTER, PA 17601
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 Sierra Hollenbach's NPI number?
The NPI number for Sierra Hollenbach is 1841072584. It was assigned to this individual provider in the NPPES registry on October 17, 2023.
Where is Sierra Hollenbach located?
Sierra Hollenbach practices at 2160 State Rd, Lancaster, PA 17601. The listed phone number is (223) 287-9000.
What is Sierra Hollenbach's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Sierra Hollenbach enrolled in Medicare?
Yes. Sierra Hollenbach 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 organization bills Medicare for Sierra Hollenbach's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sierra Hollenbach reassigns Medicare benefits to Penn State Health Medical Group, LLC (Lancaster, PA). The 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 Sierra Hollenbach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Sierra Hollenbach affiliated with any hospitals?
According to CMS data, Sierra Hollenbach is affiliated with Penn State Health Lancaster Medical Center.
When was this NPI record last updated?
The NPPES record for Sierra Hollenbach was last updated on October 17, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Sierra Hollenbach, CRNP · NPI 1841072584
Acute Care physician in Lancaster, Pennsylvania. Individual provider, active in the CMS NPPES registry since October 17, 2023.
## Identity
- **NPI:** 1841072584 (Entity type: Individual)
- **Enumerated:** October 17, 2023
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** SP028359 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 2160 STATE RD, Lancaster, PA 17601-1812
- **Phone:** (223) 287-9000
## 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:** Penn State Health Medical Group, LLC (NPI 1346996782, Lancaster, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** October 17, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1841072584) · Data from the CMS NPPES public registry.