Our Team


Dr Michael SprintzMichael Sprintz, DO, DFASAM
Founder and Chief Executive Officer

Dr. Sprintz is a national subject matter expert on chronic pain. Dr. Sprintz is triple board-certified in Pain Medicine, Addiction Medicine, and Anesthesiology, and is personally in recovery for over 20 years. He has a passion to help others achieve a better quality of life, both physically and emotionally, and improve their relationships with family, friends, and themselves.

Dr. Sprintz currently serves as a member of the FDA’s Analgesic and Anesthetic Drug Products Advisory Committee and was a member of the Joint Commission Standards Review Panel for Pain Assessment and Management, as well as the Joint Commission’s Technical Advisory Panel for Pain Assessment and Management in Behavioral Healthcare. Dr. Sprintz was Past-President of the Texas Society of Addiction Medicine and a member of the American Society of Addiction Medicine’s Drug Testing Expert Panel. Currently, Dr. Sprintz serves as a member of ASAM’s Practice Management and Regulatory Affairs Committee and the Pain and Addiction Educational Program Planning Committee, as well as a member of the ASRA/ASA working group on Substance Use Disorders, which is creating the foundational guidance for pain doctors and anesthesiologists throughout the country by defining the educational needs and skill sets necessary for pain doctors and anesthesiologists to effectively identify and manage complex pain patients and substance use disorders.

Additionally, Dr. Sprintz founded ilumHealth and Cellarian, Inc., which develop innovative software that helps healthcare providers identify and help their patients who may be struggling with dependency on prescription drugs and other addictive substances get the care they need as fast as possible.



Kasia Theriot

Kasia Theriot, NP
Nurse Practitioner

Kasia is a board-certified Family Nurse Practitioner (FNP). She holds a national certification with the American Association of Nurse Practitioners. She was born and raised in the Florida panhandle and moved to the Houston area in 2010. She obtained Bachelor’s degrees in Exercise Science and Nursing from Florida State University and completed her Master’s in Nursing at the University of Texas at Arlington in 2019. Kasia has worked as a registered nurse since 2008 and brings over 13 years of medical experience to her role. She has spent over 6 years in the field of pain management, both as an RN and Nurse Practitioner.

Outside of work, Kasia enjoys spending time with her husband and three daughters. Most of her free time is spent at the ballpark watching her oldest daughter play softball. 



Edeline Mutanga

Edeline Mutanga, MSN, RN, NP
Nurse Practitioner

Edeline Mutanga is a certified Family Nurse Practitioner specializing in Interventional Pain Management at Spritnz Center. Edeline started her nursing career after obtaining an Associate degree in Nursing in 2001. She later received her Bachelors Degree of Nursing from State University of New York (SUNY) Institute of Technology. She then graduated from SUNY Upstate Medical with a Master of Science degree in Nursing with a Distinction in 2013 as well as a minor in Nursing Education. Before embarking on furthering her education, Edeline served as a Registered Nurse for more than 13 years in various hospital settings.

Edeline has more than 8 years experience in Interventional Pain Management. She provides evidence-based compassionate care to patients who suffer from chronic as well as acute pain conditions. Over the years she has gained experience assessing the need for a multimodal approach to treat pain including the use of medications, injections and advanced minimally-invasive procedures. These procedures include, but are not limited to, interspinous spacers, lateral arthrodesis, intrathecal pump implantation, peripheral nerve stimulation, sacroiliac joint stabilization, as well as spinal cord stimulation. She is skilled in offering pre and post operative care and education for such treatment options.

In addition to her academic achievements, Edeline is an active member of the American Academy of Nurse Practitioners (AANP) and is Board certified by the Texas Board of Nursing. She also has been a member of the Sigma Theta Tau International, a Nursing Honor Society. Edeline is married and has 4 children. In her free time she enjoys spending time with her family, traveling, and attending church. She volunteers in church activities in the children’s division, health promotion as well as being a women’s ministry leader.



Mike Manis

Mike Manis,NP
Nurse Practitioner

Mike Manis is a board-certified Family Nurse Practitioner. With over 10 years of medical experience, he brings a wealth of knowledge to provide competent and compassionate care to patients and has taken a special interest in patients with chronic and acute pain. He obtained his Bachelor of Science in Nursing and Masters of Science in Nursing from Prairie View A&M University, graduating with honors. In January 2019, he was awarded the Daisy Award for nursing excellence.

Mike was born in Houston and raised in Waller, TX, and has lived in worked in the greater Houston area ever since. He enjoys spending time with his wife and 3 children. He is also an active member of his local church and enjoys being outdoors.



Randi Kalich

Randi Kalich, APRN, FNP-C
Nurse Practitioner

Randi has been in the medical field going on 12 years with the last 3 years’ primary focus being in pain management. She is a board-certified Family Nurse Practitioner certified with the American Association of Nurse Practitioners. She was born and raised in Houston, TX and has spent most of her medical career in and around The Woodlands, TX. She is passionate about giving back to the community and making a difference in people's lives no matter how small or big.

Randi is also a clinical professor for Sam Houston State University teaching young nursing students the fundamentals of the profession.

When she is not working, she enjoys spending time with her 2 daughters. She loves to travel and see the world any chance she gets. Her life motto is "Carpe Diem".



Peter D. Mott,

Peter D. Mott, MA, ICPS, LCDC
Director of Behavioral Health

 Peter has been in the behavior health profession for over 20 years. He holds a Bachelor’s degree in Social Psychology from the University of Memphis and a Master’s degree in Organizational Management from the University of Phoenix. He has been a Licensed Chemical Dependency Counselor (LCDC) in the state of Texas for 18 years. He is an Internationally Certified Prevention Specialist and a Certified Designated Employer Representative Trainer (CDERT). As a CDERT, he educates and trains business owners, managers, and HR and Safety Professionals on implementing workplace strategies for addressing employee substance misuse/abuse.

Peter began his behavioral health career in community-based mental health facilities in his hometown of Memphis, TN. Providing assessments/evaluations, substance use disorder (SUD) counseling, case management services, and program oversight for individuals diagnosed with co-occurring disorders laid the foundation for his professional journey. After moving to Dallas, Texas 26 years ago, he was instrumental in developing a substance abuse prevention program for at-risk youth in South Dallas. The program served over 500 at-risk youth. He also provided substance use disorder (SUD) counseling services for CPS clients, homeless women and children, and prison inmates at a local criminal justice facility. Since relocating to Houston 16 years ago, he has provided substance abuse counseling services and program oversight in an acute care hospital as well as residential and outpatient treatment settings. For a period of 3 years, he served as program director for a comprehensive IOP treatment program specializing in chronic pain, dependency, and Opioid Use Disorders.

Peter was recently elected to the Texas Certification Board (TCB). He is the Immediate-Past President of the Houston Chapter for the Texas Association of Addiction Professionals. In addition, in August 2020 he was selected to serve on the National Association for Addiction Professionals’ (NAADAC), inaugural committee on Critical Issues in the Black Community.

In January of 2013, he became an entrepreneur. He is the President/CEO of National Workplace Prevention Resources, LLC. Peter has been a tremendous advocate for reducing the stigma and shame employees in recovery face in the workplace. Peter was voted Member of the Year for the Houston Chapter TAAP in 2018 and Counselor of the Year in 2016. He has received recognition for his dedication and commitment to the field of addiction and his volunteer spirit for giving back to his community. Peter is actively involved in outreach and community engagement in the recovery community. He presents at local, state, and national addiction studies conferences. He is dedicated to bringing these skills and experiences to help Sprintz Center patients.



Kerri Reyes

Kerri Reyes, LCDC
Licensed Chemical Dependency Counselor

Kerri is a Licensed Chemical Dependency Counselor in the state of Texas, holds a Master's of Social and Behavioral Public Health, post graduate certificate in healthcare leadership, as well as a Bachelor's degree in Sociology. Kerri brings a cumulative 18 years experience in the behavioral health and addiction medicine field. Born and raised in Pittsburgh Pennsylvania, she moved on to serve over eight years active duty in the United States Air Force as an addiction and mental health counselor and non-commissioned officer in outpatient and correctional SUD treatment settings. Following her time in the military, she continued her career in the addiction medicine field, serving eight years with local government in Charleston South Carolina as a Licensed Addiction Counselor working directly with Medication Assisted Treatment, residential and outpatient programs and served as the lead counselor for the Infectious Disease Services program and provided overdose prevention training and education. Relocating to the Houston area in 2020, Kerri continues serving, and providing care, in the addiction medicine field. Skilled and experienced with Motivational Interviewing, Cognitive Behavioral Therapy, Telehealth services, psychoeducation and harm reduction; with a large focus on person centered approaches, trauma informed care, and general health and wellness. Kerri is passionate about meeting people 'where they are' via providing education, advocacy, autonomy & a safe space for exploring the same.

In her free time, she spends time with her two children, husband, and fur babies. She enjoys rooting for the Pittsburgh Steelers and spending time outside in any capacity.


The Sprintz Center
111 Vision Park Boulevard, Suite 100
Shenandoah, TX 77384
Phone: 713-352-0949
Fax: 713-389-5798

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