Larysa Filewicz, FNP
Nurse Practitioner · Cortlandt Manor, NY
Larysa Filewicz, FNP is a nurse practitioner with a practice address in Cortlandt Manor, New York, and NPI 1043004641, issued on Apr 8, 2025. Check the license (New York 355843, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Larysa Filewicz
- Credential
- FNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 355843 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1978 Crompond RD, Cortlandt Manor, NY 10567
- Phone
- (914) 739-2121
- Enumerated
- Apr 8, 2025
- Record last updated
- Apr 16, 2025
- Medicare enrollment
- Enrolled (PECOS I20250825001685); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1978 Crompond RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Larysa Filewicz 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 355843Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Optum Medical Care PCCortlandt Manor, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
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Common questions
What is Larysa Filewicz, FNP's NPI number?
Larysa Filewicz, FNP's National Provider Identifier (NPI) is 1043004641, issued on Apr 8, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Larysa Filewicz, FNP located?
The NPPES record lists a practice address at 1978 Crompond RD, Cortlandt Manor, NY, 10567. Phone: (914) 739-2121. Providers update this record themselves, so call before visiting.
How can I verify Larysa Filewicz, FNP's license?
NPPES lists New York license number 355843, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity 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.