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Allison Sullivan, APRN, FNP-C

Allison Sullivan is a Family Nurse Practitioner provider (Nurse Practitioner) practicing in Prosper, TX, registered in the NPPES registry with NPI 1124740840 since 2022. The credential APRN stands for Advanced Practice Registered Nurse. Practices at Cook Children'S Medical Center - Prosper (listed at the same practice address in NPPES).

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NPI 1124740840
Entity type Individual (Type 1)
Name Allison Sullivan
Credential APRN, FNP-C
Sex Female
Practice address 4200 W UNIVERSITY DR, Prosper, TX, 75078
Phone 6823034200
Enumeration date 2022-09-19
Last updated in NPPES 2022-12-22

Taxonomy & licenses

Taxonomy code Specialty Primary License State
363LF0000X Family Nurse Practitioner Primary 1986313 TX

APRN — Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

Copy-ready billing details
Provider: Allison Sullivan, APRN, FNP-C
NPI: 1124740840
Taxonomy: 363LF0000X (Family Nurse Practitioner)
Address: 4200 W UNIVERSITY DR, Prosper, TX, 75078

Other providers at this practice address

NPI Name Type Specialty Location
1417901729 Pamela Burg Individual Pediatric Cardiology Physician Prosper, TX
1730390204 Sivasanker Bakthavachalam Individual Otolaryngology Physician Prosper, TX
1760686364 Kanika Bowen-Jallow Individual Pediatric Surgery Physician Prosper, TX
1720285117 Sifrance Tran Individual Pediatric Surgery Physician Prosper, TX
1184808933 John Robertson Individual Pediatric Pulmonology Physician Prosper, TX
1952574055 Yolande Pengetnze Individual Hospitalist Physician Prosper, TX
1225203078 Abdul Siddiqui Individual Pediatric Hematology & Oncology Physician Prosper, TX
1346409059 Lauren Akers Individual Hematology & Oncology Physician Prosper, TX

Verify this record

Cross-check NPI 1124740840 against the authoritative CMS record: view Allison Sullivan on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Allison Sullivan?
The National Provider Identifier (NPI) for Allison Sullivan is 1124740840, a Type 1 (individual) record in the CMS NPPES registry.
Where does Allison Sullivan practice?
The practice location on file with NPPES is in Prosper, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2022-12-22.