Katherine Ann Fenster, NP
Family Nurse Practitioner · Cheektowaga, NY
Katherine Ann Fenster, NP is a family nurse practitioner with a practice address in Cheektowaga, New York, and NPI 1265017164, issued on Mar 11, 2021. Check the license (New York 346185, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Ann Fenster
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 346185 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3450 Union RD, Cheektowaga, NY 14225
- Phone
- (716) 395-2043
- Enumerated
- Mar 11, 2021
- Record last updated
- May 2, 2024
- Fax
- (716) 395-2044
- Medicare enrollment
- Enrolled (PECOS I20211216000764); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 14,805 in New York → Look up another NPI →
Also registered at 3450 Union RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jabril Abdul-Rashed, PA-CPhysician Assistant1467195826
- Tiffany Kalisz, PAPhysician Assistant1053926808
- Melissa McCarthy, FNPFamily Nurse Practitioner1124696869
- Brian Rafferty, RPA-CMedical Physician Assistant1790963478
Verify Katherine Ann Fenster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 346185Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average family nurse practitioner in 2024
384 Medicare Part D claims for 258 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone67 claims
- Cephalexin44 claims
- Amoxicillin-Clavulanate Potass39 claims
- Doxycycline Hyclate23 claims
- Amoxicillin22 claims
- Albuterol Sulfate Hfa16 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.
Bills Medicare through one group practice
- Wellnow Urgent Care, P.C.Depew, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ann Fenster among 14,805 family nurse practitioner records in New York
Katherine Ann Fenster, NP is one of 14,805 family nurse practitioner records with a practice address in New York. 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 2021, is newer than 63% of them.
- NPI issued2021 · 63% of these records are older, 30% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2020 · median 2019 among the 7,239 with a school on file
- Record last updated2024 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 family nurse practitioner records list a practice address in Cheektowaga
They are 24 of the 1,580 NPPES records with a practice address in Cheektowaga, and 14,805 family nurse practitioner records in New York.
All 14,805 in New York → Every provider in Cheektowaga → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Cassandra Busch, NPCheektowaga, NY 142251831859610
- Elizabeth Costanzo, DNPCheektowaga, NY 142251841967395
- Jessica French, MS,RN,OCN,FNPCheektowaga, NY 142251649554122
- Emma Harrington, F.N.P.Cheektowaga, NY 142251316200348
- Sarah Heller, FNPCheektowaga, NY 142251962145086
- Melissa McCarthy, FNPCheektowaga, NY 142251124696869
- Eric Moeller, NPCheektowaga, NY 142251235723842
- Cara Partridge, FNPCheektowaga, NY 142251376125583
Common questions
What is Katherine Ann Fenster, NP's NPI number?
Katherine Ann Fenster, NP's National Provider Identifier (NPI) is 1265017164, issued on Mar 11, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ann Fenster, NP located?
The NPPES record lists a practice address at 3450 Union RD, Cheektowaga, NY, 14225. Phone: (716) 395-2043. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ann Fenster, NP's license?
NPPES lists New York license number 346185, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Ann Fenster, NP prescribe under Medicare Part D?
In 2024, Katherine Ann Fenster, NP had 384 Medicare Part D claims for 258 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.