Katherine Devillier, PMNHNP

Katherine Devillier, PMNHNP

Psychiatric/Mental Health Nurse Practitioner

1924 Southwood Dr.
Lake Charles, LA 70605

Overall rating

Top reviews

I cannot say enough amazing things about Katherine Devillier and Renaissance Solutions! From day one, I’ve felt heard, supported, respected, and truly cared for. She is compassionate, understanding, knowledgeable, and goes above Show moreand beyond for her patients. This clinic has been such a positive part of my journey, and I’m so grateful I found them! I recommend them to everyone looking for exceptional mental health care. Truly the best! 💕✨

Joni E • August 14, 2026

I have seen Katherine multiple times and she has made it very accommodating for me. Having telemed when I needed it. I have felt very comfortable every time. She has been extremely helpful with all my needs& treatments. The oShow moreffice is also a calming atmosphere which i find very welcoming. Thank you Katherine for making a a sometimes difficult situation a more comfortable experience.

Kelli H • October 07, 2026

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Katherine Devillier, PMNHNP?


About Katherine Devillier, PMNHNP

I am a board-certified Psychiatric Mental Health Nurse Practitioner providing care for children, adolescents, and adults. I specializes in the treatment of anxiety, depression, ADHD, and mood disorders. I offer a collaborative, patient-centered approach that focuses on medication management, education, and whole-person care. I work closely with therapists and primary care providers to ensure patients receive the care they deserve to feel their best. I strive to create a space where patients feel comfortable being themselves without judgment. Seeking help can be difficult. I aim to make the process as supportive and approachable as possible.

Services, Conditions and Procedures

Attention deficit hyperactivity disorder (ADHD)

Anxiety

Depressive disorders

PTSD

Bipolar Disorder

Schizophrenia

Behavioral concerns

children and adolescents

Insomnia

medication

Medication management

Spravato

assessment and diagnosis


Location

Renaissance Solutions, LLC

1924 Southwood Dr.
Lake Charles, LA, 70605


More About Katherine Devillier, PMNHNP

Practice

Renaissance Solutions, LLC

Hospital Affiliations

  • Freedom Behavioral Hospital
  • Christus St. Patrick Hospital

Specialties

  • Psychiatric/Mental Health Nurse Practitioner

NPI Number

1164283909

Provider's Gender

Female


Background and Education

Years practicing

2 years


Reviews

5.0
50 Reviews

Katherine Devillier is very patient, kind and resourceful.

Jazmine S • November 05, 2026

The office staff are delightful and accommodating. Katherine is understanding and extremely helpful

Alice H • November 05, 2026

Katherine has an amazing way with her patients and their families, the staff is always helpful and so sweet. Overall amazing experience with their Team.

Paisley M • October 31, 2026

Mrs. Dellevier is the best.

Ysabel L • October 30, 2026

Katherine is the best. I always feel heard. Makes all the difference!

Jamie A • October 15, 2026

Katherine is knowledgeable, compassionate and so good working with kids of various ages. I can't imagine taking my children to anyone else.

Abigail D • October 15, 2026

I have seen Katherine multiple times and she has made it very accommodating for me. Having telemed when I needed it. I have felt very comfortable every time. She has been extremely helpful with all my needs& treatments. The office is also a calming atmosphere which i find very welcoming. Thank you Katherine for making a a sometimes difficult situation a more comfortable experience.

Kelli H • October 07, 2026

Very professional but personable.

Monique L • October 04, 2026

The service is wonderful

Lindel S • September 28, 2026

She’s great.

Joshua L • September 27, 2026

The best

Jaden L • September 11, 2026

Knowable, caring, easy to talk to, professional A blessing

Ysabel L • September 04, 2026

I’m so glad for Ms Katherine!

Jaden L • September 03, 2026

Mrs. Katherine wonderful with my daughter. She was very patient, listened carefully to everything we had to say, and made us feel heard and comfortable. We had a great experience and would definitely recommend her.

Kerrigan F • September 03, 2026

Great people good service

Robbin B • September 02, 2026

I’m so happy to find her. She’s kind, understanding, and always have plenty of patience during the visit.

Alayzha T • September 01, 2026

Very professional and caring always willing to help. 100% recommend.

Cobee H • August 27, 2026

So sweet and kind! Understanding as well

Kaitlyn M • August 24, 2026

I feel seen and heard

Peyton M • August 19, 2026

Katherine is the kind of provider who makes you feel safe to be honest about anything. She listens without judgment and has a real gift for helping you see things more clearly. I always leave our sessions feeling lighter and more grounded. If you’re looking for someone who truly cares about your wellbeing, look no further. 5 stars all the way!

Christine N • August 17, 2026

She takes the time to listen to you and try to find a way to work things out

Kendell P • August 14, 2026

Kathrine really care about her patients. If you have a question, she responds timely.

Noah A • August 14, 2026

I cannot say enough amazing things about Katherine Devillier and Renaissance Solutions! From day one, I’ve felt heard, supported, respected, and truly cared for. She is compassionate, understanding, knowledgeable, and goes above and beyond for her patients. This clinic has been such a positive part of my journey, and I’m so grateful I found them! I recommend them to everyone looking for exceptional mental health care. Truly the best! 💕✨

Joni E • August 14, 2026

Katherine is always patient and understanding. She's down to earth and easily relatable. Grateful to have her!

Britta M • August 10, 2026

I would Recommend Katherine Devillier to All My Friends and Family! Excellent!

Belinda C • August 08, 2026

Very knowledgeable and knows her stuff. She’s the best person we’ve seen and has helped.

Joshua L • August 06, 2026

She welcome you with open 👐

Kendell P • August 02, 2026

Katherine listens without hurrying you. She asks just the right questions to get to the problem.

Lindel S • July 27, 2026

Katherine was very understanding, thorough, and personable. She took the time to ask all the right questions and made me feel heard. She truly creates a safe place, reassuring me that I'm not on this journey alone and that she will be there every step of the way. She breaks down complex information so it's easy to understand, and she never rushes through an appointment or makes you feel like just another name on a schedule. I am so grateful to have her in my corner and highly recommend her!

Terri B • July 22, 2026

Katherine is such an amazing lady! She is very thorough and wants to see you at your best. She listens well and is always willing to help. So thankful for her!

Sawyer K • July 22, 2026

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