Walter Ellsworth Fasenmyer, CRNP
Individual provider Active NPI Adult Health Nurse Practitioner · Seneca, PA
NPI 1558079384 · NPPES record last updated Jul 30, 2026
Key facts
- NPI
- 1558079384
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Adult Health Nurse Practitioner 363LA2200X
- License
- SP026575 (PA)
- Practice address
- 100 Fairfield Dr
Seneca, PA 16346-2130 - Phone
- (814) 676-7900
- NPI assigned
- Nov 10, 2022
- Sex
- Male
- Sole proprietor
- No
Organizations & group practices 2
Hospital & facility affiliations 5
Medicare Care Compare profile
- Specialty
- Nurse Practitioner
- Education
- Other, 2016
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Hematology Oncology Association
Practice addresses (Care Compare)
100 Fairfield Dr
Seneca, PA 16346-2130
Phone (814) 676-7900
Hospital & facility affiliations
- Upmc Northwest
- Independence Health System Clarion Hospital
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in PA
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: No
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20221219000277 | PA | Practitioner - Nurse Practitioner | 2062881832 | Reassigns benefits to 1 organization |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| SP026575 | PA | MD | Adult Health Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Hematology Oncology Association | Current |
Accepting new patients | |
| Hematology Oncology Association | Current |
Accepting new patients |
Locations
200 Village Dr
Greensburg, PA 15601
Phone (412) 469-5500
2 Hot Metal St
#One
Pittsburgh, PA 15203
Phone (412) 432-5864
100 Fairfield Dr
Seneca, PA 16346
Phone (814) 676-7600
Interoperability endpoints
- wfasenmyer87706@upmc.direct-ci.com
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Adult Health Nurse Practitioner | 363LA2200X | SP026575 | PA | Yes |
Addresses
Primary practice location
100 Fairfield Dr
Seneca, PA 16346-2130
Mailing address
100 Fairfield Dr
Seneca, PA 16346-2130
Phone (814) 676-7900
Electronic endpoints
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | wfasenmyer87706@upmc.direct-ci.com |
Other providers in Seneca, PA
- M. Rebecca Edwards
- Mustapha El Lakis
- Dawn Michele Eldred
- Excel Physical Therapy
- Raegan E Fair
- Bradley A Fell
- Hunter Ferris
- Frederick Reed Findlan
- Miranda Jo Floor
- Katherine Foster
All providers in Seneca, PA · Adult Health Nurse Practitioner in Pennsylvania
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 30, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.