MARY CATHERINE SOMMERHOF
NPI 1497554927
Nurse Practitioner - Family in Mars, PA
About Mary Catherine Sommerhof NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY CATHERINE SOMMERHOF (NPI 1497554927) is an individual family provider in Mars, Pennsylvania, licensed in Pennsylvania (SP031945) and active in the NPI registry since March 2025. She is enrolled in Medicare PECOS, is affiliated with Heritage Valley Beaver, and is a graduate of Other (2024).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Mary Catherine Sommerhof 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 Mary Sommerhof reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Beaver, PA 15009
- Reassigned Medicare billing, Pennsylvania enrollment
- 217 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Heritage Valley Beaver
Acute Care Hospitals · Beaver, PAHeritage Valley Sewickley
Acute Care Hospitals · Sewickley, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 16046 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Mary Sommerhof's NPI number?
The NPI number for Mary Sommerhof is 1497554927. It was assigned to this individual provider in the NPPES registry on March 8, 2025.
Where is Mary Sommerhof located?
Mary Sommerhof practices at 179 Scharberry Ln, Mars, PA 16046. The listed phone number is (412) 789-6739.
What is Mary Sommerhof's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mary Sommerhof enrolled in Medicare?
Yes. Mary Sommerhof 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 Mary Sommerhof's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Sommerhof reassigns Medicare benefits to Heritage Valley Multispecialty Group, Inc. (Beaver, 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 Mary Sommerhof's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Sommerhof accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Mary Sommerhof as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Mary Sommerhof affiliated with any hospitals?
According to CMS data, Mary Sommerhof is affiliated with Heritage Valley Beaver and Heritage Valley Sewickley.
When was this NPI record last updated?
The NPPES record for Mary Sommerhof was last updated on March 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Mary Catherine Sommerhof · NPI 1497554927
Family physician in Mars, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 8, 2025.
## Identity
- **NPI:** 1497554927 (Entity type: Individual)
- **Enumerated:** March 8, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** SP031945 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 179 SCHARBERRY LN, Mars, PA 16046-2429
- **Phone:** (412) 789-6739
## 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:** Heritage Valley Multispecialty Group, Inc. (NPI 1528015401, Beaver, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** March 8, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1497554927) · Data from the CMS NPPES public registry.