Stephanie B. Keller, FNP
Family Nurse Practitioner · Holtsville, NY
Stephanie B. Keller, FNP is a family nurse practitioner with a practice address in Holtsville, New York, and NPI 1578366191, issued on Mar 29, 2025. Check the license (New York F355859-01, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie B. Keller
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- F355859-01 NY
Self-reported in NPPES; status is on the state search - Practice location
- 11 Glen Hollow Dr Apt D37, Holtsville, NY 11742
- Phone
- (631) 521-5976
- Enumerated
- Mar 29, 2025
- Record last updated
- Mar 29, 2025
- Medicare enrollment
- Enrolled (PECOS I20251105000648); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 14,805 in New York → Look up another NPI →
Verify Stephanie B. Keller 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 F355859-01Check 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
- Chs Physician Partners PCBay Shore, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie B. Keller among 14,805 family nurse practitioner records in New York
Stephanie B. Keller, 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 2025, is newer than 90% of them.
- NPI issued2025 · 90% of these records are older, 4% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2024 · median 2019 among the 7,239 with a school on file
- Record last updated2025 · 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).
2 family nurse practitioner records list a practice address in Holtsville
They are 2 of the 182 NPPES records with a practice address in Holtsville, and 14,805 family nurse practitioner records in New York.
All 14,805 in New York → Every provider in Holtsville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Candice VasquezHoltsville, NY 117421962321455
- Mackenzie CarrHolbrook, NY 117411659237295
- Mary Anne Dumas, PHD, RN, CFNP, FAANPNorthport, NY 117431417953092
- Collette Faucher Sandler, FNP-BCHuntington, NY 117431295076941
- Melissa Gallagher, NPHolbrook, NY 117411336956473
- Vanessa Gervasi, FNPHuntington, NY 117431396207262
- Linda Gottlieb, FNPHuntington, NY 117431144211319
- Alison Hoffman, FNPHuntington, NY 117431598025702
Common questions
What is Stephanie B. Keller, FNP's NPI number?
Stephanie B. Keller, FNP's National Provider Identifier (NPI) is 1578366191, issued on Mar 29, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie B. Keller, FNP located?
The NPPES record lists a practice address at 11 Glen Hollow Dr Apt D37, Holtsville, NY, 11742. Phone: (631) 521-5976. Providers update this record themselves, so call before visiting.
How can I verify Stephanie B. Keller, FNP's license?
NPPES lists New York license number F355859-01, 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.