Lena Champlin, PMHNP

Staff Psychiatric Nurse Practitioner
Languages
English
Conditions Treated
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma

Education and training

  • University of South Florida Master of Science in Nursing (MSN)

Get to know

Lena Champlin, PMHNP

Lena Champlin, PMHNP-BC is a dual certified Family Practice and Psychiatric Mental Health Nurse Practitioner. She received her Family Nurse Practitioner degree from the University of South Florida and her Psychiatric Mental Health Nurse Practitioner degree from Augusta University. Since beginning practice in 2013, she has worked in inpatient and outpatient settings seeing a wide range of clients. Her expertise covers psychiatric issues of all types, including anxiety, depression, mood disorders, and ADHD. She is committed to finding solutions for her clients by using a holistic approach that takes into account physical and mental issues. Treatments include therapy, medication, and lifestyle modifications. She enjoys working with clients who are motivated to change and feel better. She takes time to listen to clients and treats each as an individual.

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Since 2017, Ms. Boyd has been practicing general psychiatry in the outpatient private sector.  Ms. Boyd provides medication management and psychotherapy for acute, chronic, and comorbid psychiatric conditions that include Anxiety Disorders, Depression, Mood Disorders, ADHD, OCD, and PTSD.  Her clinical treatment modalities include supportive therapy, solution-focused therapy, motivational enhancement, mindfulness, and cognitive behavioral therapy.

As a clinician, she promotes mental health awareness to reduce stigmatization and empower those suffering and struggling with mental illness. Ms. Boyd clinical practices are oriented towards the Mental Health Recovery Model, which permits individuals to go through an active process of change, being in control, strengthening, and empowering themselves to improve their mental health and well-being.

Jaime Sather, PMHNP

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Patients feel comfortable discussing their concerns in a non-judgmental therapeutic environment. Education is provided about diagnosis and treatment options with the patient being empowered to be an active part of their treatment plan.

Bryce Thacker, PMHNP

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Bryce Thacker grew up in a rural community. He learned to be part of a community where helping everyone achieve their “best ‘selves” meant improving/maintaining community health and helping the community thrive. With his passion for helping people live “their best lives”, he received his undergrad in biology from the University of Nebraska and Creighton University where he majored in nursing. He obtained a Master of Science majoring in nursing (Family Nurse Practitioner) and Community health from Creighton University, and a Doctor of Nursing Practice from the University of Colorado where he focused on population and community health. He then obtained a post doctorate/graduate certification in psychiatric mental health from Washburn University.

Bryce practiced for 18 years in family practice before specializing in psychiatric mental health. This helped him gain a holistic view of mental and physical health. Since focusing on psychiatric mental health in 2022, he has helped people live “their best lives” through medication management. Whether mood disorders, PTSD, anxiety, ADHD, or other mental health conditions which may disrupt your desired QOL, he would like to be part of your journey to achieve your desired mental health goals. Bryce still lives in a rural community with his family and continues to enjoy being part of helping people live “their best ‘selves”.

Bryce understands that his goals are not your goals, and that everyone’s “best ‘self” is unique to them. He understands “meeting someone where they are at” regarding their mental health is important when helping them on their journey to “living their best life” and having a quality of life they desire. He will always keep you at the center of your care and would love to be part of your journey to achieve your mental health goals in a safe, sustaining way.  

Bryce will take time to learn about you and understand what adverse symptoms are disrupting your quality of life, and how they impact your ability to “live your best self”. Keeping your personal quality of life goals at the center, he will work with you to help overcome self-defeating thoughts and mental health labels you may have been told there is only a certain way to achieve goals that may not even be your goals. Finding a safe, sustainable way for you to achieve your desired quality of life in a holistic approach will always be at the center of your care.

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Matthew is a board-certified psychiatric mental health nurse practitioner and received his education in this specialty at Maryville University of St. Louis, Missouri.  He has been working in the mental health field for over 20 years and has provided care to patients in diverse care settings including psychiatric hospitals, outpatient mental health centers, psychiatric home health, and telepsychiatry.  Matthew is passionate about expanding access to high quality mental health care to all in need and greatly enjoys collaborating with patients from diverse backgrounds.  In his free time, he enjoys hiking, camping, reading, traveling, and searching for the best Mexican food around.  

Patients working with Matthew should know that he utilizes a very collaborative approach to patient care.  He does not assume that he knows what's best for patients but works closely with them to find the most appropriate and effective treatment plan for the unique individuals that he treats.  For Matthew, safety is always the first priority, but he does not believe in a "one size fits all" approach to mental health care and is focused on tailoring the treatment to the patient.  Matthew utilizes an empathic approach to mental health treatment and patients will feel heard and valued.  

Matthew's process for working with patients includes a thorough psychiatric evaluation at the initial appointment to make sure we are getting to the right diagnosis and remaining on track to improve the patient's mental health. Follow-up appointments are focused on monitoring for progress or regression and working collaboratively to meet mutually agreed upon goals. Collaboration is key!

Ekta Rathee, PMHNP

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Ekta Rathee, DNP, PMHNP-C, is an experienced psychiatric and mental health nurse practitioner with an extensive clinical background in a variety of patient care settings. Rathee's diverse clinical background has strengthened her belief in a holistic approach for optimal patient outcomes. Though her primary focus remains medication management of anxiety, depression, bipolar disorder, OCD, PTSD, ADHD, she equally supports and incorporates the principles of cognitive behavioral therapy, acceptance and commitment therapy, motivational interviewing and enhancement therapy, and supportive therapy in her daily patient care practice. Rathee truly believes in an individualized and holistic patient care approach, which requires a wealth of knowledge, experience, and a commitment to stay abreast of the latest in the field. Her favorite learning modality is to learn from unique patient care scenarios, which often requires a deep dive into the existing body of evidence-based knowledge. Her most important advice for her patients is to never lose hope.

Svetlana Schwartz, PMHNP

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Svetlana Schwartz, PMHNP, is a board-certified psychiatric nurse practitioner with 18 years of experience in outpatient psychiatry providing care to patients with depression, anxiety, substance abuse, ADHD, Bipolar disorders, OCD, Schizoaffective disorders and Schizophrenia.

Svetlana practice focuses on medication management in conjunction with supportive or cognitive behavioral therapy. She received her Master of Science in Nursing with specialty in adult psychiatry from UMass/Lowell and Bachelor of Science in Nursing from UMass/Boston. She is trained in psychiatric diagnosis, medication management, and psychodynamic and cognitive-behavioral therapies. Svetlana has extensive experience evaluating and treating adults in outpatient settings over the past 18 years. Previously, she worked at Arbour HRI Outpatient Clinic in Massachusetts, and for the last 10+ years at Memorial Health Care System in Florida.

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Staff Licensed Clinical Social Worker

Kimberly Rodriguez is a Licensed Clinical Social Worker (LCSW) with extensive experience in the fields of mental health and substance abuse. She completed both her undergraduate (BSSW) and graduate (MSW) studies at Florida International University in Miami, Florida, graduating as one of the youngest in her cohort. Kimberly also completed the Behavioral Health Workforce Education and Training Fellowship, where she gained expertise in inter-professional behavioral health practices while working with vulnerable and culturally diverse populations. With three years of professional practice as a clinical social worker, Kimberly specializes in treating co-occurring disorders, as well as addressing concerns such as childhood trauma, attachment wounds, and other factors that may impact an individual's current functioning. She is dedicated to fostering a therapeutic environment in which she actively listens to and understands her clients, allowing her to tailor treatment approaches to meet the unique needs of each individual. Kimberly is able to implement therapeutic modalities in both English and Spanish, ensuring accessibility for a broader range of clients. Kimberly employs an eclectic therapeutic approach, grounded in Psycho-dynamic Therapy, Cognitive Behavioral Therapy (CBT), and Acceptance and Commitment Therapy (ACT).

Geoffrey Sinner, MD

Staff Psychiatrist

Background and credentials

Dr. Sinner is board-certified in Psychiatry. He completed his psychiatry residency training at Dartmouth-Hitchcock Medical Center. With over 14 years of experience, he has worked in a variety of settings, including five years in inpatient psychiatry in Vermont, where he served as Medical Director for a state hospital psychiatric unit and taught medical students. He then spent five years working in an outpatient community mental health center in Pennsylvania before transitioning to telepsychiatry, providing care to individuals in Pennsylvania, Florida, and New York.

Treatment approach

Dr. Sinner employs a collaborative, patient-centered approach, tailoring treatment plans to meet each individual's specific needs. His practice integrates pharmacotherapy with cognitive behavioral therapy (CBT) and supportive therapy as needed. He specializes in treating a wide range of psychiatric conditions, including depression, bipolar disorder, anxiety, ADHD, neuropsychiatric disorders, developmental disorders, and personality disorders. His philosophy is to provide personalized care that makes a meaningful impact at different stages of a patient’s life.

What you can expect in a first visit

During the first visit, patients can expect a comprehensive evaluation focused on understanding their mental health concerns, history, and treatment goals. Dr. Sinner takes a compassionate and collaborative approach, working closely with patients to create individualized treatment plans. He ensures that each patient receives a balanced and effective combination of medication management and therapeutic interventions suited to their unique needs.

Why Talkiatry?

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

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Dana Sommers, LCSW

Staff Licensed Clinical Social Worker

Before graduating from NYU School of Social Work, Dana worked in international human rights and educational environments. She has 13 years of experience as a clinical social worker and prior to assuming her role as psychotherapist at Talkiatry, Dana worked with formerly homeless adults in supportive housing. Dana views therapy as a gift to oneself and recognizes the bravery and courage it takes to be vulnerable and open oneself to the path of self-discovery. She is passionate about creating a warm, validating, culturally responsive and non-judgmental environment where she will work collaboratively with you towards your goals. Whether you are moving through a difficult transition, coping with chronic illness, experiencing work burnout and stress, anxiety, trauma, loss, or just wanting to feel "unstuck”, she will accompany you through these life circumstances and emotions and help you gain new insights about yourself, reinforce or learn new ways of thinking and coping and help you reclaim hope as you work to live your most meaningful life. Dana draws primarily from psychodynamic therapy, though her treatment is collaborative, flexible, and individualized, incorporating mindfulness, CBT and other evidence-based modalities when appropriate.

Michael Underriner, MD

Staff Psychiatrist

Dr. Michael Underriner is an adult psychiatrist. His approach to treatment is holistic, taking into account the entire person, and emphasizes the importance of the therapeutic bond to help people reduce suffering and achieve their goals. He is a member of the Gold Humanism Honor Society. Dr. Underriner's practice focuses on a mix of medication management, offered in conjunction with supportive therapy in 30-minute follow-up visits, and insight-oriented psychotherapy offered in weekly 45-minute visits. He works with people struggling with ADHD, depression, anxiety, obsessive-compulsive and related disorders, and difficulties with self-esteem and relationships. Occasionally Dr. Underriner may believe that additional therapy is warranted and recommend a separate therapist to provide the best outcome. He received his medical degree from the University of Chicago Pritzker School of Medicine and completed his residency training at New York University. During training, he gained experience treating patients with various psychiatric illnesses in several different clinics and hospital-based settings. He worked with experts in the field of depression and provided consultations for patients considering transcranial magnetic stimulation. He also published a review article on long-term injectable medications for psychosis. Dr. Underriner has maintained an interest in teaching and remains connected to the psychiatry department at NYU. He has supervised and taught junior residents and medical students. Additionally, he is interested in global health and disparities in access to care and has traveled to Ghana to teach medical students rotating through psychiatry at the university there.

Kimberly Van Wuffen, LPC

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Kim Van Wuffen, LPC, holds the position of therapist for Talkiatry. After completing her education from Ottawa University, she has spent a majority of her work in both community mental health and private practice. Her years of experience has included working as a therapist in diverse settings. Kim Van Wuffen holds certifications as a clinical trauma specialist, sex trafficking and sexual exploitation with Arizona Trauma Institute and a brain health coach with Amen clinics. She is also an Arizona Board certified clinical supervisor. Kim has a passion for exploring the neurophysiology of trauma.

Most recently, she has been serving as a clinical supervisor for Recovery In The Pines and helps with various recovery groups. Kim Van Wuffen has a client centered approach to treating clients. She considers herself an eclectic therapist who utilizes various modalities for treating clients who suffer various diagnoses, such as EMDR, Attachment Theory, DBT, CBT, Art Therapy, and Somatic Experiencing. Kim values incorporating mindfulness and holistic treatments into therapy. And enjoys collaborating with other providers to optimize the therapeutic process and effectiveness. She also considers herself a roots based therapist who is interested in empowering clients to discover their own healing path and not just focusing on symptoms.

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