Walter Ellsworth Fasenmyer, CRNP
Adult Health Nurse Practitioner · Seneca, PA
Walter Ellsworth Fasenmyer, CRNP is an adult health nurse practitioner with a practice address in Seneca, Pennsylvania, and NPI 1558079384, issued on Nov 10, 2022. Check the license (Pennsylvania SP026575, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Walter Ellsworth Fasenmyer
- Credential
- CRNP
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- SP026575 PA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Fairfield Dr, Seneca, PA 16346
- Phone
- (814) 676-7900
- Enumerated
- Nov 10, 2022
- Record last updated
- Jul 30, 2026
- Medicare enrollment
- Enrolled (PECOS I20221219000277); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 1,368 in Pennsylvania → Look up another NPI →
Also registered at 100 Fairfield Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Abalos, M.D.Internal Medicine Physician1215128434
- Keith Adams, MDEmergency Medicine Physician1902845233
- Sheila AdamsOccupational Therapy Assistant1376846782
- Aubrey Alfeo, CRNPNurse Practitioner1578336665
- Ryan Antrilli, RD, LDNRegistered Dietitian1992875199
- Eliza Appau, CRNPNurse Practitioner1457751257
Verify Walter Ellsworth Fasenmyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license SP026575Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
769 Medicare Part D claims for 186 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 226 claims were for opioids.
Most prescribed
- Oxycodone Hcl129 claims
- Potassium Chloride57 claims
- Eliquis47 claims
- Morphine Sulfate Er32 claims
- Anastrozole29 claims
- Hydrocodone-Acetaminophen27 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $297.13
3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Hematology Oncology AssociationSeneca, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Walter Ellsworth Fasenmyer among 1,368 adult health nurse practitioner records in Pennsylvania
Walter Ellsworth Fasenmyer, CRNP is one of 1,368 adult health nurse practitioner records with a practice address in Pennsylvania. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 91% of them.
- NPI issued2022 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2016 · median 2012 among the 678 with a school on file
- Record last updated2026 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 adult health nurse practitioner records list a practice address in Seneca
They are 2 of the 259 NPPES records with a practice address in Seneca, and 1,368 adult health nurse practitioner records in Pennsylvania.
All 1,368 in Pennsylvania → Every provider in Seneca → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Dawn Eldred, DNP, AGPCNP-BCSeneca, PA 163461255078952
- Quincey Hamilton, CRNPMeadville, PA 163351376469148
- Susan Plunkett, N.P.Meadville, PA 163351356510564
- Brigid Scullin, DNPMeadville, PA 163351447794938
- Alicia StaatsMeadville, PA 163351558250449
- Kathleen Leigh-Simms, ANPWarren, PA 163651194058966
- Elaine Resler, MSN CRNP CDEFranklin, PA 163231275554354
- Elizabeth Powell, CRNPEmlenton, PA 163731851582001
Common questions
What is Walter Ellsworth Fasenmyer, CRNP's NPI number?
Walter Ellsworth Fasenmyer, CRNP's National Provider Identifier (NPI) is 1558079384, issued on Nov 10, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Walter Ellsworth Fasenmyer, CRNP located?
The NPPES record lists a practice address at 100 Fairfield Dr, Seneca, PA, 16346. Phone: (814) 676-7900. Providers update this record themselves, so call before visiting.
How can I verify Walter Ellsworth Fasenmyer, CRNP's license?
NPPES lists Pennsylvania license number SP026575, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Walter Ellsworth Fasenmyer, CRNP prescribe under Medicare Part D?
In 2024, Walter Ellsworth Fasenmyer, CRNP had 769 Medicare Part D claims for 186 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.