Find a Doctor in Our FMOLHS Network

Enter a condition, specialty, or provider name in the search field below. Use any of the optional filters to find a doctor thet meets your needs. For more information on our virtual visit options, check out our virtual visits page.

Need to find a doctor in another area? Change My Region

Loading Complete
Sian Gaines Poirrier

Sian Gaines Poirrier, NP

4.928 ratings, 3 reviews

Medical Genetics

Accepting New Patients
Need help scheduling? Call (225)765-8988

Highlights

Languages

  • English

Gender

Female

About Sian Gaines Poirrier

About The Provider

Sian Poirrier, NP, received her Bachelor of Science in Biological Sciences from Nicholls State University. She then received her Bachelor of Science in Nursing from Southeastern University and her Master of Science in Nursing, Family Nurse Practitioner, from Nicholls State University. Sian is a member of the American Association of Nurse Practitioners, Gamma Beta Phi Honors Society and Sigma Theta Tau Nursing Honors Society.  

Video

Locations

  1. Our Lady of the Lake Children's Health Cleft Palate
  2. Our Lady of the Lake Genetics
    • 8200 Constantin Boulevard, Floor 3, Baton Rouge, LA 70809
    • Get Directions

Expertise

Education

  • Medical/Professional Education: Nicholls State University- School of Nursing, Family Nurse Practitioner, 2021

Board Certifications

  • Family Nurse Practitioner: American Academy of Nurse Practitioners, 2022

Insurance

Search plans
  • Aetna Better Health
  • Aetna/Coventry (All Products)
  • AmeriHealth Caritas
  • BCBS Medicare Advantage LA
  • BCBS Precision Blue (FMOLHS Plan)
  • Cigna
  • Coventry
  • Coventry National/First Health CCN
  • Gilsbar 360
  • Healthy Blue
  • Humana (All Products)
  • Humana Military/Tricare
  • LA HealthCare Connections
  • Louisiana Medicaid
  • Medicare
  • Mississippi Medicaid
  • Multiplan/PHCS
  • Optum/VA
  • People's Health
  • Shared Health
  • Three Rivers
  • Tribute
  • UHC Community
  • UHC Medicare Advantage
  • United Healthcare (All Products)
  • Vantage
  • Wellcare
  • Zelis

Ratings & Reviews

4.9 out of 5

28 ratings, 3 reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

    5 out of 5 stars
    Reviewed on 5/6/2026

    They were fantastic at this establishment. I love how detailed everything was.

    5 out of 5 stars
    Reviewed on 12/29/2025

    She explained they would provide more information after results

    5 out of 5 stars
    Reviewed on 11/25/2025

    She was very thorough and a very easy to understand, explanations and encouraged questions