Meet Our Team
Kathryn (Kati) Kumor
- Expert Psychiatric Care Across the Lifespan
A Foundation Built on Comprehensive Nursing Experience
Kathryn "Kati" Kumor brings 15 years of diverse nursing experience to her role as a board-certified Psychiatric-Mental Health Nurse Practitioner at Jump Start 2 Recovery. Her journey began at the University of Detroit Mercy, where she earned her Bachelor of Science in Nursing in 2010, followed by her Master of Science in Nursing with a focus on Psychiatric-Mental Health from Northern Kentucky University, completed in August 2025.
Clinical Excellence Across Multiple Specialties
Kati's professional path has taken her through critical care settings at Garden City Hospital, where she provided high-acuity care to cardiac and ICU patients, developing advanced clinical skills in managing complex medical emergencies. Her transition to Trinity Health System in Ann Arbor saw her excel in telehealth triage for eight years, where she assessed mental and physical health concerns across family medicine, internal medicine, pediatrics, and behavioral health. This diverse background uniquely positions her to understand the intersection of physical and mental health in patient care.
Specialized Training in Telepsychiatry and Comprehensive Mental Health Care
During her PMHNP clinical rotations, Kati trained under three supervising providers, developing expertise in telepsychiatry, psychopharmacology, and comprehensive mental health treatment across the lifespan. Her experience in utilization review has honed her ability to ensure evidence-based treatment decisions while navigating the complexities of insurance compliance and medical necessity - skills that benefit her patients through efficient, authorized care coordination.
Patient-Centered Psychiatric Care
As a Psychiatric-Mental Health Nurse Practitioner, Kati specializes in psychiatric evaluations, medication management, and crisis intervention. Her approach is grounded in evidence-based, patient-centered, and culturally sensitive care. She excels in telepsychiatry services, making mental health care accessible and convenient for patients across Michigan. Her background in triage and emergency care enables her to quickly assess needs, prioritize interventions, and deliver timely support to individuals experiencing mental health crises.
Specialized Training in Telepsychiatry and Comprehensive Mental Health Care
During her PMHNP clinical rotations, Kati trained under three supervising providers, developing expertise in telepsychiatry, psychopharmacology, and comprehensive mental health treatment across the lifespan. Her experience in utilization review has honed her ability to ensure evidence-based treatment decisions while navigating the complexities of insurance compliance and medical necessity—skills that benefit her patients through efficient, authorized care coordination.
Patient-Centered Psychiatric Care
As a Psychiatric-Mental Health Nurse Practitioner, Kati specializes in psychiatric evaluations, medication management, and crisis intervention. Her approach is grounded in evidence-based, patient-centered, and culturally sensitive care. She excels in telepsychiatry services, making mental health care accessible and convenient for patients across Michigan. Her background in triage and emergency care enables her to quickly assess needs, prioritize interventions, and deliver timely support to individuals experiencing mental health crises.
Kathryn (Kati) Kumor
- Expert Psychiatric Care Across the Lifespan
A Foundation Built on Comprehensive Nursing Experience
Kathryn "Kati" Kumor brings 15 years of diverse nursing experience to her role as a board-certified Psychiatric-Mental Health Nurse Practitioner at Jump Start 2 Recovery. Her journey began at the University of Detroit Mercy, where she earned her Bachelor of Science in Nursing in 2010, followed by her Master of Science in Nursing with a focus on Psychiatric-Mental Health from Northern Kentucky University, completed in August 2025.
Clinical Excellence Across Multiple Specialties
Kati's professional path has taken her through critical care settings at Garden City Hospital, where she provided high-acuity care to cardiac and ICU patients, developing advanced clinical skills in managing complex medical emergencies. Her transition to Trinity Health System in Ann Arbor saw her excel in telehealth triage for eight years, where she assessed mental and physical health concerns across family medicine, internal medicine, pediatrics, and behavioral health. This diverse background uniquely positions her to understand the intersection of physical and mental health in patient care.
About US
Meet Our Team - Experienced Therapists in Grand Rapids MI | Jump Start 2 Recovery
At Jump Start 2 Recovery, based in Grand Rapids, Michigan, our team of qualified therapists brings a wealth of experience and a compassionate approach to individual and couples therapy.
Alexander T. Thompson - A Journey of Empathy and Expertise
A Foundational Journey in Psychology and Sports
Alexander T. Thompson's formative years were marked by significant achievements in sports and psychology. His early exposure to team sports at Ottawa Hills High School instilled in him the values of teamwork and resilience, while his academic pursuit of psychology at Central Michigan University laid the groundwork for his future career in therapy.
From Case Manager to Recovery Manager
Alex professional path began at the Holden Recovery house in Lansing, where his role as a Case Manager solidified his commitment to recovery and rehabilitation. This experience was pivotal, leading to his subsequent position as a Recovery Manager at Pine Rest Christian Mental Health Services, further refining his expertise in substance use treatment.
Specializing in Individual Therapy
In private practice, Alexander specializes in individual therapy. His approach is deeply empathetic and informed by a thorough understanding of emotional and relationship dynamics. This specialization allows him to provide targeted and effective support to clients facing various personal and interpersonal challenges.
Certified Advanced Addiction Counseling Expertise
As a Certified Advanced Addiction Counselor, Alexander offers a high level of proficiency in substance abuse evaluations and alcohol assessments. This certification reflects his ability to provide specialized and comprehensive services that go beyond conventional therapeutic support.
A Pillar in the Grand Rapids Community
Alexander's impact extends beyond the therapy room into the Grand Rapids community. His work in mental health and addiction recovery has made him a respected figure in the area, contributing significantly to the well-being and mental health landscape of the community.
Ashley Kolenbrander
Clinical Therapist | DBT & Trauma-Informed Care
Building a Career in Mental Health and Recovery
Ashley Kolenbrander holds a Bachelor of Science in Psychology from the University of Michigan-Flint and a Master of Science in Social Work from Grand Valley State University. Her clinical career has spanned community mental health, inpatient care, and corrections - including roles at Pine Rest Christian Mental Health Services, Our Hope Association in Grand Rapids, and the Michigan Department of Corrections in Ionia.
Specialized in DBT and Relapse Prevention
Ashley specializes in Dialectical Behavior Therapy (DBT), individual and group therapy, relapse prevention, and trauma-informed care. Her experience across diverse clinical settings gives her a grounded, practical approach to supporting clients through recovery.
Melissa Rosado, LMSW
- Nurturing Resilience, Fostering Growth
Journey of Compassion and Expertise
Melissa's journey in the mental health field spans 14 years, with experience supporting kids, adolescents, families, and adults across a variety of settings. Her diverse background includes roles as an Adjunct Professor at Grand Valley State University and a Medical Social Worker at Corewell Health. She completed her Master's degree in Social Work at Michigan State University and her Bachelor's degree in Criminal Justice at Grand Valley State University.
Mastery in Healing and Support
With expertise in psychiatric and behavioral support, crisis intervention, and complex trauma, Melissa offers a holistic approach to therapy. She believes a client-centered approach allows each client to direct their own treatment needs. Her work across diverse settings has honed her ability to provide personalized care for complex needs including personality and mood disorders, depression, anxiety, trauma, and PTSD.
Belief in Resilience and Renewal
At the core of Melissa's practice is a belief in the resilience of the human spirit. She is committed to fostering a therapeutic environment that supports healing and growth, guided by empathy, respect, and professional excellence.
Advancing Wellness, Embracing Diversity
Beyond her clinical roles, Melissa is actively involved in initiatives that promote equity, diversity, and inclusion within the field of mental health. Her dedication extends to improving the well-being of the Grand Rapids community through collaborative care and advocacy.
Connect for Empathetic Guidance
Melissa is here to walk alongside you on your path to recovery. Her compassionate and comprehensive approach ensures that every client's journey is met with individualized understanding and care.
Karen Reyes Cifuentes, LLMSW, TFCBT, TALS
- Compassionate, Trauma-Informed Therapeutic Care
Professional Journey and Expertise
Karen Reyes is a Limited Licensed Master Social Worker (LLMSW) specializing in Trauma-Focused Cognitive Behavioral Therapy (TFCBT) and Trauma Across the Life Span (TALS). Karen earned her Master's Degree in Social Work from Western Michigan University, building on her educational foundation in social work, psychology, and Spanish from Grand Valley State University. Her rich clinical experience includes providing psychotherapy at Bethany Christian Services, working as a bilingual psychotherapist at Servicios de Esperanza (Services of Hope), and supporting maternal and infant health at Cherry Health. Karen has extensive experience working with adolescents and young adults, addressing complex trauma, substance abuse, human trafficking, and family reunification.
Therapeutic Approach
Karen employs a trauma-informed, client-centered approach, utilizing evidence-based therapeutic interventions tailored to the unique needs of each individual. Fluent in English and Spanish, Karen ensures culturally sensitive care that fosters healing, resilience, and personal growth.
Personal Commitment
Passionate about supporting vulnerable populations, Karen is dedicated to empowering individuals through empathetic care and advocacy. Her commitment to continuous learning and her hands-on experience in diverse clinical settings enable her to connect deeply with clients, guiding them effectively through their healing journeys.
Connect with Karen
Learn more about Karen through her profile on Psychology Today.
Meet Our Team
Our Commitment to Grand Rapids
At Jump Start 2 Recovery, we're more than a team of therapists; we're part of the Grand Rapids community, dedicated to enhancing the mental health and wellbeing of our neighbors. Join us on a journey to recovery, supported by therapists who understand the path to healing.