Courtney Louise Sullivan
Family Nurse Practitioner · New York, NY
Courtney Louise Sullivan is a family nurse practitioner with a practice address in New York, New York, and NPI 1144831603, issued on Aug 10, 2020. Check the license (New York 346579, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Courtney Louise Sullivan
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 346579 NY
723317 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1 Gustave Levy PL., New York, NY 10029
- Phone
- (212) 241-3806
- Enumerated
- Aug 10, 2020
- Record last updated
- Nov 12, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (212) 202-4590
- Medicare enrollment
- Enrolled (PECOS I20210218000774); 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 1 Gustave Levy PL.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Kwon, P.A.Surgical Physician Assistant1295067999
Verify Courtney Louise Sullivan 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 346579Check 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
- Icahn School OF Medicine AT Mount SinaiNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Courtney Louise Sullivan among 14,805 family nurse practitioner records in New York
Courtney Louise Sullivan 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 2020, is newer than 58% of them.
- NPI issued2020 · 58% of these records are older, 37% 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 updated2020 · 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).
2,365 family nurse practitioner records list a practice address in New York
They are 2,365 of the 98,468 NPPES records with a practice address in New York, and 14,805 family nurse practitioner records in New York.
All 14,805 in New York → Every provider in New York → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
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- Betty Chen, FNP, RNNew York, NY 100291831397918
- Karlene Dale, NP-BCNew York, NY 100291750343513
- Arlene Eisenson, NPNew York, NY 100291588759021
- Lisa Hogan, NPManhattan, NY 100291922033653
- Mary Kelly, FNPNew York, NY 100291134340086
- Annmarie Kelly-Geraghty, NPNew York, NY 100291528125846
Common questions
What is Courtney Louise Sullivan's NPI number?
Courtney Louise Sullivan's National Provider Identifier (NPI) is 1144831603, issued on Aug 10, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Louise Sullivan located?
The NPPES record lists a practice address at 1 Gustave Levy PL., New York, NY, 10029. Phone: (212) 241-3806. Providers update this record themselves, so call before visiting.
How can I verify Courtney Louise Sullivan's license?
NPPES lists New York license number 346579, 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.