Hayley Messonnier
NPI 1508613498 · Certified Registered Nurse Anesthetist · Jefferson, LA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hayley Messonnier is a Certified Registered Nurse Anesthetist provider in Jefferson, LA (NPI 1508613498).
Provider details
- NPI number
- 1508613498
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 205673 (LA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-04-30
- Last updated
- 2024-08-12
- Certified
- 2024-08-12
Frequently asked questions
- What is Hayley Messonnier's NPI number?
- Hayley Messonnier's National Provider Identifier (NPI) is 1508613498, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hayley Messonnier's specialty?
- Hayley Messonnier is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Hayley Messonnier located?
- Hayley Messonnier's practice location on file with NPPES is 1514 Jefferson Hwy, Jefferson, LA 70121-2429.
- What is Hayley Messonnier's phone number?
- The practice phone number listed in the NPPES registry for Hayley Messonnier is (504) 842-3000.
- Does Hayley Messonnier accept Medicare?
- Hayley Messonnier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hayley Messonnier's NPI active?
- Yes — Hayley Messonnier's NPI (1508613498) is active in the NPPES registry as of the last update on 2024-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.