Kevin Lu, MD

Donna Duggan, LMHC, earned her Bachelor of Science in Criminal Justice from the University of Massachusetts and a Master’s Degree in Clinical Counseling from Walden University. Her professional journey began in law enforcement, later leading to education and mental health advocacy. Donna’s work as a crisis advocate for survivors of sexual assault and domestic abuse inspired her to pursue counseling full time. Since earning her graduate degree in 2015, she has worked extensively with children, families, and adults, specializing in trauma recovery and empowerment.

Donna values open communication and believes in creating a warm, supportive environment where patients feel respected and understood. With over fifteen years of experience helping individuals heal from trauma, she views the therapeutic process as an opportunity for patients to reclaim their voices and move from “victim to survivor” on their own terms. Patients can expect empathy, collaboration, and a strong sense of safety in her care.

Donna begins each therapeutic relationship by establishing trust and safety, encouraging honest dialogue around personal and family challenges. She integrates education, reflection, and resource sharing on topics like communication and conflict resolution. Together with patients, she develops personalized short- and long-term goals rooted in their individual and cultural values, ensuring therapy supports meaningful and lasting growth.

Dr. Garrick Gaffney is board certified in psychiatry by the American Board of Psychiatry and Neurology (ABPN). He earned his medical degree from Kansas City University and completed his psychiatry residency at John Peter Smith Hospital in Fort Worth, Texas. A combat veteran, he served in the U.S. Marine Corps, including a tour in Iraq, and was honored with the Navy and Marine Corps Achievement Medal and a Certificate of Commendation for exemplary leadership.

During medical school, Dr. Gaffney pursued advanced training as an Osteopathic Manipulative Medicine fellow. As a resident, he served as Chief Academic Resident and earned accolades such as Intern of the Year and Outstanding Educator of the Year twice consecutively.

Dr. Gaffney specializes in treating complex psychiatric conditions, including depression, anxiety, PTSD, OCD, bipolar disorder, and insomnia. He has presented case studies and quality improvement projects at national conferences, including the American Psychiatric Association (APA), Academy of Consultation-Liaison Psychiatry, and Association for Academic Psychiatry.

A proponent of holistic care, Dr. Gaffney integrates psychotherapy into medication management and emphasizes lifestyle modifications and evidence‑based integrative medicine.

New patients receive comprehensive evaluations to rule out medical causes of symptoms, followed by tailored treatment plans combining therapy, medication, and lifestyle adjustments. Follow‑up visits focus on symptom management through supportive, brief dynamic, or cognitive behavioral therapy, with frequent appointments until stabilization is achieved.

Dr. Gaffney is committed to collaborative, patient‑centered care that addresses both mental and physical well‑being.

Courtney Flynn, LCSW, earned her Bachelor of Social Work in 2015 and Master of Social Work in 2017 from Colorado State University in Fort Collins, Colorado. She has over a decade of experience practicing psychotherapy in the Northern Colorado region.

Courtney began her career in 2014, working with high-risk youth on parole in a residential treatment setting. In this role, she provided crisis intervention and therapeutic support to adolescents with complex trauma. In 2015, she served as a facilitator at a high school Wellness Center, supporting teens struggling with substance use, trauma, and mental health challenges by connecting them with individualized resources.

From 2017 to 2022, Courtney worked at Mountain Crest Behavioral Health Center in Fort Collins as a care coordinator and behavioral health therapist. There, she provided a wide range of services, including crisis intervention, individual therapy, family and couples counseling, group therapy, trauma-focused care, and discharge planning for adolescents and adults in an inpatient psychiatric setting.

In 2022, Courtney shifted her focus to clients with substance use disorders. She joined Northpoint Recovery in Loveland, Colorado, where she served as a primary therapist for both adolescents and adults in intensive outpatient and inpatient programs, offering individual and group therapy.

In 2023, Courtney began working at The Redpoint Center in Fort Collins, an intensive outpatient program specializing in mental health and substance use treatment. There, she facilitated individual and group therapy sessions, helping clients explore and address the underlying causes of their behaviors in a safe, supportive, and authentic therapeutic environment.

Courtney is skilled in a range of therapeutic approaches, including Dialectical Behavior Therapy (DBT), Cognitive Behavioral Therapy (CBT), Motivational Interviewing, recovery-oriented care, and Internal Family Systems (IFS). She has extensive experience working with individuals and families affected by trauma, and has successfully treated a variety of concerns, including mood disorders, PTSD, anxiety, depression, family conflict, personality disorders, and substance use disorders. Courtney takes a strengths-based approach with her clients, tailoring her methods to their unique needs and empowering them to create a life worth living.

Courtney's passion for this work is driven by a deep commitment to supporting her community and a genuine sense of empathy and compassion for others. Outside of her clinical work, she has been a professional dancer for over 15 years and has taught dance in her community for the past 12. In her free time, she enjoys spending time outdoors, listening to music, seeking new adventures, and being with her friends, family, and loved ones. Traveling is also one of her greatest joys when she's not working or dancing.

Courtney's approach to working with clients is rooted in meeting them where they are, respecting their autonomy, and empowering them to connect with both their past and present selves. She prioritizes building rapport and trust from the very first session, ensuring clear goals and objectives are established early on. Courtney brings a kind, compassionate, and positive attitude to each session, fostering a structured yet upbeat environment where clients feel safe to explore their thoughts and emotions freely.

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Dr. Niles (he/him) holds the position of Staff Psychiatrist at Talkiatry. He has four years of experience in outpatient psychiatry and is board-certified for adult psychiatry. He has received training in the use of cognitive behavioral therapy, supportive therapy, motivational interviewing, psychodynamic therapy, and dialectical behavioral therapy skills. He uses his training in therapy in tandem with medicine management to provide holistic, person-centered care. During his undergraduate studies at the University of Pittsburgh, while completing his pre-medical classes, he also pursued certification in the history and philosophy of medicine. Additionally, he studied the effect of culture and ethics on healthcare. He earned a Bachelor of Science in Psychology with a minor in Chemistry. He attended medical school at the West Virginia School of Osteopathic Medicine. His psychiatry residency training was completed at Charleston Area Medical Center. While in residency, he worked to improve cultural awareness in the outpatient setting. Dr. Niles is interested in treating patients with a wide variety of diagnoses. He treats mood disorders, anxiety disorders, trauma-related disorders, personality disorders, OCD, comorbid addiction, mild eating disorders, neurodevelopmental disorders such as autism spectrum disorder, and more. He also strives to provide care that affirms LGBTQIA+ identities and underwent additional training in transgender mental healthcare.

Dr. Michael Miller earned his medical degree with honors and completed his residency in Adult Psychiatry at the University of Kentucky College of Medicine. He has worked across a wide range of clinical settings, including inpatient, outpatient, community clinics, and state hospitals. Dr. Miller is also trained in multiple psychotherapy modalities, equipping him to meet diverse patient needs.

Dr. Miller values creating a safe and nonjudgmental space where patients can speak openly about their experiences and goals. He believes in a collaborative approach, working with patients to discover strategies that best suit their lives. He also takes into account lifestyle factors that may influence mental health, supporting a well-rounded and sustainable path to wellness.

Dr. Miller begins care with a comprehensive conversation about current concerns, past mental health, physical health, and life experiences. From there, he works with patients to create a personalized treatment plan—whether through therapy, medication, lifestyle adjustments, or a combination. Follow-ups focus on refining the plan to ensure it continues to support the patient’s journey.

Katherine Strasburger, LCSW, grew up in Colorado and moved to Waco in 2013 to attend Baylor University, where she later earned her MSW. She has extensive experience supporting children and adolescents ages 4–19, as well as their caregivers, across juvenile detention, PK–12 schools, and homeless outreach. She is completing full EMDR training and holds ADHD certification. Kat enjoys integrating nutrition-focused psychoeducation and creative expression through play and art-based strategies. She is also training her dog, Odin, for Therapy Dog certification.

Kat recognizes the stigma surrounding mental health and views seeking therapy as an act of resilience. She creates a safe, comfortable, and nonjudgmental space where clients can be themselves. She values autonomy, supports increased self-awareness, and genuinely celebrates each client’s progress and healing.

Kat begins by building rapport and gaining a thorough understanding of each client’s history, concerns, and goals. She collaborates with clients to create individualized treatment plans that reflect their needs and priorities. She feels honored to walk alongside clients as they grow, heal, and build skills for lasting well-being.