NRI Staff

Rolf B. Gainer, Ph.D., Diplomate ABDARolf B. Gainer, Ph.D., Diplomate ABDA, is the Chief Executive Office at Brookhaven Hospital and the Vice President of Rehabilitation Institutes of America. He is the founder of the Neurologic Rehabilitation Institute of Ontario (Canada). Dr. Gainer is a psychologist who has been involved in the design and operation of treatment programs since 1977. He has published numerous articles on mental health and rehabilitationtopics and has presented at many international conferences. He remains active in outcome research.

Mark D. Gage, DOMark D. Gage, DO, is the Medical Director for Brookhaven Hospital. He is board certified in psychiatry and is a graduate of Western University of Health Sciences. In addition to his studies in psychiatry, Dr. Gage completed his undergraduate work in psychology at Chapman University. He brings over seventeen years of experience in psychiatry to Brookhaven.

Ron Broughton, M Ed, LPCRon Broughton, M Ed, LPC, CBIST, is the Chief Clinical Officer at Brookhaven Hospital. He received an M Ed from the University of Central Oklahoma. He is a Licensed Professional Counselor and is also licensed to supervise LPC candidates. He has written several academic papers on schizophrenia and psychosis, and has conducted numerous mental health presentations and workshops. He also served on an expert panel for the Oklahoma Department of Mental Health Substance Abuse Services.

Dr. Gustavson
Ed Gustavson, MD, is the Medical Director of the Neurologic Rehabilitation Institute at Brookhaven Hospital. Dr. Gustavson is a graduate of Harvard Medical School, Pediatric, Residency and Fellowship programs of U. of MN, and the Robert Wood Johnson Clinical Scholars Program of UNC., is board certified in Pediatrics and Neonatology, and is a Fellow of the College of Clinical Pharmacology, Fellow of the American Academy of Cerebral Palsy and Developmental Medicine, and member of the American College of Rehabilitation Medicine. He was Clinical Director of Children’s Medical Center, Tulsa, until it closed in 2012. Formerly he taught and worked at LSU Medical School in Shreveport, LA,  and the University of Minnesota, Mpls, He was a major in the US Army Medical Corps from 1973-75.

Paul Cochran, MD
, is a graduate of University of Oklahoma Medical School and holds board certifications in Family Medicine, Emergency Medicine, and Psychiatry. His experience includes founding and operating free clinics, practicing emergency medicine in area
hospitals and serving as the Director of EMS Boards for Wagoner and Creek counties.

Dr. Martindale

Jeff Martindale, PhD, is the Director of the Neurologic Rehabilitation Institute at Brookhaven Hospital. He received his Ph.D. in Counseling Psychology from Texas Tech University. Dr. Martindale is a licensed psychologist in Oklahoma and Arkansas. He has also spent the majority of his career as a psychologist in medical settings including the Veterans Affairs Home Based Primary Care program. In addition to treating patients with severe and chronic injuries, Dr. Martindale helped establish an inpatient hospice unit at the VA Medical Center in Muskogee, OK.

Debbie Jones, RN

Debbie Jones, RN, CBIS, is the Director of Nursing at Brookhaven Hospital. Debbie brings over ten years of nursing experience to Brookhaven. She obtained her degree in nursing from Sanford Brown Business College, St. Peters, MO. Debbie is also a Certified Brain Injury Specialist.


Darla Tipps, DPhDarla T., DPh, is the Pharmacist at Brookhaven. She obtained her BS in Pharmacy at Southwestern Oklahoma State University, and has extensive expertise in hospital pharmacology and home infusion.

Brain Injury Case Managers

Nancy Weber, MA, CBIS, is a Brain Injury Case Manager and Clinical Assessor for Brookhaven Hospital.  She completed her Masters degree in Industrial/Organizational Psychology at the University of Tulsa.  Nancy is a Certified Brain Injury Specialist, CBIS. She has prior experience working with adults at various agencies in Oklahoma as a Career Counselor and has specialized in working with at-risk and female offender populations.

Kristi Whitaker - TBI
Kristi Whitaker, LMSW, CBIS,
 is a Brain Injury Case Manager and Clinical Assessor for NRI at Brookhaven Hospital. She received her undergraduate degree in Human Services with emphasis in Addiction Counseling from Washburn University in Topeka, Kansas, and she completed her Master’s degree in Social Work at the University of Oklahoma. Kristi has experience working in both Public and Mental Health as well as extensive experience in case management for individuals with chronic, severe mental illness. Kristi is a Certified Brain Injury Specialist, CBIS.

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NRI Therapists

Linda King, MA, CBIS, is the Speech Language Pathologist for Brookhaven Hospital.  She received a Bachelors degree and Masters degree from Oklahoma State University holds a Certificate of Clinical Competence in Speech-Language Pathology.  Linda brings many years of experience in working with acquired brain injury on several acute and post acute programs in Oklahoma and Texas.  She also facilitates the Tulsa Chapter of the Oklahoma Brain Injury Association support groups.

Jonathan Ponds
Johnathan Ponds, MSW, 
is a therapist for NRI at Brookhaven Hospital. He completed his undergraduate degree in Social Work from Northeastern State University in Broken Arrow, Oklahoma. He received his Master’s degree in Social Work with a Direct Practice concentration from the University of Oklahoma. Jonathan has experience working with adults in the areas of  substance abuse and mental health in both inpatient and outpatient settings.

Whitney Hicks 1


Whitney Hicks, CBIS, is a counselor for NRI at Brookhaven Hospital.  She has been with Brookhaven Hospital since 2009.  Whitney serves as the CARF Coordinator for the NRI, TLC, and CLC programs at the hospital.  She received her Bachelors degree from Rogers State University and is completing the requirements for a Master of Arts in Counseling Psychology from Southern Nazarene University.  Whitney is a Certified Brain Injury Specialist, CBIS.


Doug Graham

Doug Graham is a Job Coach and Certified CPI Trainer. He has worked at the Neurologic Rehabilitation Institute at Brookhaven Hospital for over 20 years. Doug received his training at Rogers State University. 


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Occupational Therapists

Deepti Gupta, OTR/L, is an Occupational Therapist for Brookhaven Hospital.  She completed her Masters Degree in Occupational Therapy at Hamdard University and her Bachelors Degree in the same field of study at the University of Delhi.  Gupta is licensed by the Oklahoma State Board of Medical Licensure and Supervision.

Angela Gunn


Angela Gunn, COTA, is a Certified Occupational Therapist for Brookhaven Hospital.  Angela completed the Occupational Therapist Assistant program at Brown Mackie Tulsa in January 2015.  She has experience working with patients in both inpatient and outpatient settings, and has worked with children as well as adults.

David Cress


David Lee Cress, OT, is an Occupational Therapist for NRI at Brookhaven Hospital. He completed his Bachelor of Science in Occupational Therapy at Eastern Kentucky University in Richmond, Kentucky. David brought twenty years of experience in the field when he joined the team in April of 2016.

Joleen Wilson - Dietary Manager

Joleen Wilson, RD/LD, CBIS, is a Registered Dietitian at Brookhaven Hospital.  She is native of Kansas and received her BS degree in Dietetics at Kansas State University. Joleen completed her Dietetic Internship at Edward Hines, Jr. Veterans Hospital in Chicago.  She worked at the VA in Indianapolis, Indiana for 2 years and then relocated to the Tulsa area and has worked as a Clinical Dietitian at Hillcrest Hospital, Pediatric Pulmonology Cystic Fibrosis Clinic, and Forest Hills Skilled Nursing Facility. Joleen is a Certified Brain Injury Specialist (CBIS).


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Nursing Staff

Christy Armstrong, RN

Christina Carner, LPN

Connie Turner, RN

David Lerman, LPN

David Rutan, RN

Debbie Shannon, LPN

Ellen Hulse, RN

Erica Morgan, RN

Jacquelyne Jefferson, RN

Kay Whitson, RN

Kelligh Lloyd, RN

Lily Itty, RN

Melissa Yost, RN

Patricia Coleman, RN

Shantell Johnson, LPN

Susan Wynne, RN

Mental Health Techs

Beryl Bollo, Mental Health Tech

David Askew, Lead Mental Health Tech

Jon Morris, Mental Health Tech

Kathleen Repsher, Mental Health Tech

Mike Melton, Mental Health Tech

Pauline Bush, Lead Mental Health Tech

Ray Pires, Lead Mental Health Tech

Richard Johnson, Mental Health Tech