Rosemary K. Landolfi, FNP
Family Nurse Practitioner · Katonah, NY
Rosemary K. Landolfi, FNP is a family nurse practitioner with a practice address in Katonah, New York, and NPI 1407009582, issued on Nov 3, 2008. Check the license (New York F335659, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rosemary K. Landolfi
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- F335659 NY
Self-reported in NPPES; status is on the state search - Practice location
- 111 Bedford RD, Katonah, NY 10536
- Phone
- (914) 232-3135
- Enumerated
- Nov 3, 2008
- Record last updated
- Dec 11, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20081209000634); 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 111 Bedford RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rosemary K. Landolfi 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 F335659Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
183 Medicare Part D claims for 35 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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
- Westchester Medical Center Advanced Physician Services PCValhalla, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rosemary K. Landolfi among 14,805 family nurse practitioner records in New York
Rosemary K. Landolfi, FNP 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 2008, is newer than 13% of them.
- NPI issued2008 · 13% of these records are older, 85% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2008 · median 2019 among the 7,239 with a school on file
- Record last updated2008 · 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).
7 family nurse practitioner records list a practice address in Katonah
They are 7 of the 274 NPPES records with a practice address in Katonah, and 14,805 family nurse practitioner records in New York.
All 14,805 in New York → Every provider in Katonah → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Jeanne Doorley, FNPKatonah, NY 105361205622750
- Danette HamiltonKatonah, NY 105361275158768
- Amanda Jacopino, FNPKatonah, NY 105361598458309
- Melissa McEwan, FNPKatonah, NY 105361275011967
- Francis Prael, FNPKatonah, NY 105361598820052
- Colleen Spang, FNPKatonah, NY 105361053964239
- Shelley Gibson, FNP-BC, APRNLarchmont, NY 105381588741599
- Fortesa Kalaj, NPLarchmont, NY 105381932840857
Common questions
What is Rosemary K. Landolfi, FNP's NPI number?
Rosemary K. Landolfi, FNP's National Provider Identifier (NPI) is 1407009582, issued on Nov 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary K. Landolfi, FNP located?
The NPPES record lists a practice address at 111 Bedford RD, Katonah, NY, 10536. Phone: (914) 232-3135. Providers update this record themselves, so call before visiting.
How can I verify Rosemary K. Landolfi, FNP's license?
NPPES lists New York license number F335659, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Rosemary K. Landolfi, FNP prescribe under Medicare Part D?
In 2024, Rosemary K. Landolfi, FNP had 183 Medicare Part D claims for 35 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.