Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sian Victoria Gaines Poirrier, FNP-C

Individual provider Family Nurse Practitioner · NPI 1568118982

Sian Victoria Gaines Poirrier, FNP-C is a Nurse Practitioner in Baton Rouge, Louisiana. Qualified in 2021, 5 years ago. Practices with Our Lady of the Lake Physician Group LLC, a 635-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
5
Licensed in
LA
In the registry since
2022
Specialties on file
2
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

8415 Goodwood Blvd Ste 202B
Baton Rouge, LA 70806-7851
Phone: (225) 765-8988
Fax: (225) 765-1173
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 43159 Sycamore Bend Ave, Gonzales, LA 70737-7775 — (504) 450-5115

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 224323 (LA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 224323 (LA)

Record details

NPI number1568118982
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorNo
NPI enumeratedFebruary 24, 2022
Last updated in NPPESApril 18, 2022
Certification dateApril 18, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Our Lady Of The Lake Physician Group Llc — 635 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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