HALEY DEROUEN – NPI #1891652244
Nurse Practitioner
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
HALEY DEROUEN is a nurse practitioner located in BAY SAINT LOUIS, MS. NPPES has assigned the NPI number 1891652244 to HALEY DEROUEN on January 07, 2026. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 363L00000X from the Health Care Provider Taxonomy code set, which is classified as Nurse Practitioner.
The NPI profile was last updated on Jan 22, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for HALEY DEROUEN below.
NPI Profile for
HALEY DEROUEN
(about 5 months ago)
BAY SAINT LOUIS, MS 39520-2730 Phone: (228) 300-2343 Fax:
DIAMONDHEAD, MS 39525-3907 Phone: Fax:
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A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.
| Taxonomy Classification / Specialization | State | License |
|---|---|---|
| 363L00000X - Nurse Practitioner (Primary) |
MS | 908105 |
The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.