Physicians

Our medical staff includes the following physicians:

Neurosurgery


Neurology


Physical Medicine / Rehabilitation


Neuropsychology




NEUROSURGERY


Isa Canavati, M.D., F.A.C.S. - Neurosurgeon

Dr. Isa Canavati, NeurosurgeonDr. Canavati attended American University, Beirut, Lebanon, where he acquired his M.D. He completed residencies at Mayo Clinic, Rochester, MN, and Johns Hopkins Hospital, Baltimore, Maryland, and the University of California, San Francisco. He is a Fellow of the American College of Surgeons (FACS). Dr. Canavati specializes in neurosurgery.

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James Dozier, M.D., F.A.C.S. - Neurosurgeon

Dr. James Dozier, NeurosurgeonDr. Dozier received his M.D. from the University of Cincinnati and completed his residency at the Mayo Clinic, Rochester, MN. He completed fellowships in pediatric neurosurgery at Children's Hospital, New South Wales, Australia and in trauma neurosurgery at St. Paul Medical Center, St. Paul, MN. Dr. Dozier is a Fellow of the American College of Surgeons (FACS) and specializes in neurosurgery.

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Jeffrey K. Kachmann, M.D. - Neurosurgeon

Dr. Jeffrey K. Kachmann, NeurosurgeonDr. Kachmann received his M.D. from Indiana University, Indianapolis, IN. He completed his internship at Case Western Reserve Hospital, Cleveland, OH. Dr. Kachmann completed his residencies at the University of Kansas Medical Center, and at Thomas Jefferson University in Philadelphia, PA. In addition he completed a fellowship in neurosurgery at New York University Hospital, New York, NY. Dr. Kachmann specializes in neurosurgery with emphasis on complex spine disorders including instrumentation, craniofacial reconstruction, pituitary disorders and brain tumors.

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William F. Young, M.D., F.A.C.S. - Neurosurgeon

Dr. William Young, NeurosurgeonDr. Young completed his medical training at Cornell University Medical College, New York, New York. His neurosurgical residency was accomplished at Temple University Hospital in Philadelphia. In addition, Dr. Young completed a general surgery residency at Georgetown University Hospital, Washington, DC. In addition, Dr. Young completed a fellowship in spinal surgery at NYU Medical Center. Dr. Young is a Fellow of the American College of Surgeons (FACS).

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Loi K. Phuong, M.D., F.A.C.S. - Neurosurgeon

Dr. Loi K. Phuong, NeurosurgeonDr. Phuong received his medical degree from the University of California at Irvine following an undergraduate degree from California State University at Los Angeles. Dr. Phuong completed his neurosurgery residency at the Mayo Clinic in Rochester, Minnesota. In addition, he completed a fellowship in molecular medicine at Mayo. Dr. Phuong is a Fellow of the American College of Surgeons (FACS).

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Walter Jacobsen, D.O. - Neurosurgeon

Walter Jacobsen, D.O. NeurosurgeonDr. Jacobsen received his medical training at Midwestern University, Chicago, IL, and completed his Neurosurgery residency at Upstate Medical Center, Syracuse, NY and Albany Medical Center, Albany, NY. Dr. Jacobsen specializes in Neurosurgery with emphasis on complex spine disorders including: spinal fractures and degenerative disorders requiring instrumentation, minimally invasive spinal surgery, pituitary disorders, brain tumors, surgical treatment of epilepsy and cerebral vascular neurosurgery.

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April Christlieb, P.A.-C. - Neurosurgery

April Christlieb, P.A.-C.Ms. Christlieb serves as physician assistant in neurosurgery. Her undergraduate degree was earned in Biology at University of St. Francis in Fort Wayne, Indiana. Ms. Christlieb completed her Physician Assistant Studies at Butler University/Clarian Health in Indianapolis, Indiana. She is board-certified as a physician assistant.

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Amy Sutton, MSN, FNP-C - Neurosurgery

Amy Sutton, MSN, FNP-C

Ms. Sutton serves as a Nurse Practitioner in neurosurgery. She obtained her undergraduate degree in nursing from the University of St. Francis in Fort Wayne, Indiana. Her Master of Science in Nursing degree was completed at Indiana Wesleyan University. Ms. Sutton has a background in surgery and is a Board Certified Family Nurse Practitioner.

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Bryan Mathieson, MSN, FNP-C - Neurosurgery
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NEUROLOGY


James C. Stevens, M.D., F.A.S.M. - Neurologist / Sleep Disorders

Dr. James C. Stevens, NeurologistDr. Stevens received his M.D. from Indiana University, Indianapolis, IN, and completed his residency at Indiana University, Indianapolis. He specializes in neurology and sleep disorders.

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Madhav H. Bhat, M.D. - Neurologist / Neurorehabilitation / General Adult Neurology

Dr. Madhav H. Bhat, NeurologistDr. Bhat received his M.D. from the University of Bombay, Bombay, India. He completed residencies at St. Louis University, St. Louis, MO, and BYL Nair Hospital, Bombay, India, and at Hurley Medical Center, Flint, MI. He specializes in neurology and neurorehabilitation.

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Thomas M. Banas, M.D., M.S. - Neurologist / Movement Disorders

Dr. Thomas M. Banas, NeurologistDr. Banas received a masters of biomedical engineering degree from Case Western Reserve University, Cleveland, and then pursued his medical degree from the University of Cincinnati. He completed his residency at the University of Cincinnati Medical Center. He specializes in neurology with special interests in spasticity and movement disorders.

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Fen Lei Chang, M.D., Ph.D. - Neurologist/Geriatric Neurology/Dementia/Stroke/Rehabilitation

Dr. Fen Lei Chang, NeurologistDr. Chang received his Ph.D. and his M.D. from the University of Illinois. He interned and completed his residency at the Mayo Clinic, Rochester, MN. He specializes in geriatric neurology with focuses on stroke, rehabilitation, various dementia including Alzheimer’s, and other neurodegenerative disorders including Parkinson’s disease.

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Thomas J. (T.J.) Curfman, M.D. - Neurologist / Movement Disorders

Dr. Thomas J. Curfman, NeurologistDr. Curfman received his medical degree from Indiana University. He received a fellowship in neuromuscular studies at Indiana University, Indianapolis, IN. He specializes in adult neurology and neuromuscular disorders and is listed in the 1999 Best Doctors In America for clinical ability.

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Ajay Gupta, M.D. - Neurologist / Multiple Sclerosis

Dr. Ajay Gupta, NeurologistDr. Gupta received his medical training at MP Shah Medical College in Jamnagar, India. His residency in neurology was accomplished at the Medical College of Ohio, Toledo, Ohio. Dr. Gupta furthered his professional training after his residency by completing dual fellowships in electroencephalography/ epilepsy and in multiple sclerosis/ neuro immunology at the Medical College of Ohio and at the National Institute of Health in Bethesda, Maryland.

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Atiya S. Khan, M.D. - - Neurologist / Pediatrics/Epilepsy/Sleep Medicine

Dr. Atiya S. Khan, NeurologistDr. Khan received her M.D. from Jawaharlal Institute of Post Graduate Medicine, Madras University, Pondicherry, India. Her residency in pediatrics was accomplished at New York University Medical Center, in New York City. In addition she completed a residency in pediatric neurology at NYU Medical Center. Dr. Khan continued her medical education with a fellowship in neurophysiology at Children's Hospital of Boston. Dr. Khan is board certified in Pediatric Neurology, Epilepsy, and Sleep Medicine.

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Marlene C. Bultemeyer, M.D. - Neurology

Marlene C. Bultemeyer, M.D.

Dr. Bultemeyer received her M.D. from the Indiana University School of Medicine in Indianapolis, Indiana. She continued at the I.U. Medical Center to complete her general Neurology Residency. Continuing her professional training she accomplished a Fellowship in Neurophysiology at Indiana University, Indianapolis as well. Through the Fellowship she received advanced training in Epilepsy and associated EEG testing protocols. Dr. Bultemeyer is Board Board Certified in Neurology and Epilepsy, and a member of the American Academy of Neurology.

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Jessica Knirk, M.D. - Neurology

Jessica Knirk, M.D. Dr. Knirk received her M.D. from Michigan State University. She went on to complete an internship and residency in general neurology at the University of Illinois College of Medicine in Peoria, IL. She specializes in adult neurology.

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Rakesh Khatri, M.D., F.A.H.A - Vascular Neurology/Neurocritical Care/Neurointervention

Rakesh Khatri, M.D.Dr. Khatri received his M.D. from Trichur Medical College in Calicut, India and completed his Neurology residency training at the University of Cincinnati in Cincinnati, Ohio. He furthered his professional training with dual fellowship training in Neuroendovascular surgery and Vascular Neurology with emphasis on Neurocritical care, both completed at the University of Minnesota, Minneapolis, Minnesota. Dr. Khatri is board certified in Neurology, Vascular Neurology and Neurocritical Care. Dr. Khatri is a Fellow of the American Heart Association (FAHA).

Dr. Khatri is serves as Medical director and President of the Board of Directors for the Stroke Care Now Network. He oversees the stroke telemedicine program covering 25 hospitals in the tri state area.

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Andrea L. Haller, M.D. - Neurology

Andrea L. Haller, M.D.

Dr. Andrea Haller grew up in New Haven, Connecticut. She earned her Bachelor's degree from Harvard University in 1990, after which she taught organic chemistry to post-baccalaureate pre-medical students for three years. In 1993 she moved across the country to study medicine at the University of California, San Francisco, graduating in 1997 with honors. Dr. Haller also completed her internship and neurology residency at the University of California.

Dr. Haller is board certified in neurology and sleep medicine. Her interests in the field of neurology are broad, and she enjoys working with patients of all ages with a wide variety of neurological illnesses.

Dr. Haller resides in Fort Wayne with her husband and son, along with two cats, Hector and Rosa.

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Karen Springer, M.S., N.P.-C. - Nurse Practitioner / Movement Disorders

Karen Springer, M.S., N.P.-C.Ms. Springer serves as nurse practitioner, building upon her extensive background as a registered nurse with FWNC focusing on Parkinson’s and spasticity, and also general neurology. She specialized in Deep Brain Stimulator programming and Intrathecal Baclofen Pump Management. Her undergraduate degrees are from Lutheran Health Professionals and Ball State University. Ms. Springer received her Master’s Degree from Ball State University. She is a Board Certified Nurse Practitioner.

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Stacy L. Miranda, MSN, FNP-C - Nurse Practitioner / Rehabilitation

Stacy L. Miranda, MSN, FNP-CMs. Miranda serves as nurse practitioner in neurology, building upon her background as a registered nurse with focusing on rehabilitation patients. Her undergraduate degree in Nursing was earned at Purdue University, West Lafayette, Indiana. Ms. Miranda completed a master's degree in nursing and is a family nurse practitioner.

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Cathy Gillig, MSN, FNP-C - Neurology

Cathy Gillig, MSN, FNP-CMs. Gillig serves as a nurse practitioner in Neurology focusing on acute care hospital inpatients. She has worked for FWNC as a physician extender for many years assisting in all phases of inpatient care. Ms. Gillig received her undergraduate from Ball State University, Muncie, Indiana. Ms. Gillig received her master's degree from Indiana Wesleyan University and is a certified nurse practitioner.

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Elizabeth Wladecki, CNRN, FNP-C - Neurology

Elizabeth Wladecki, CNRN, FNP-C, Neurology Ms. Wladecki serves as a Nurse Practitioner in neurology. She obtained her undergraduate degree in Fine Art from the University of Notre Dame. Her Registered Nurse degree was completed at Lutheran College of Health Professionals. Her Master of Science in Nursing degree was completed at the University of Saint Francis. Ms. Wladecki is Board Certified in both Neurology and as a Family Nurse Practitioner. She is also a member of the American Association of Neuroscience Nurse 2014/2015 Educational Committee.

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Erin Richmond, MSN, FNP-C - Neurology

Erin Richmond, MSN, FNP-C Ms Richmond has a background in family practice and pain management. She earned her undergraduate degree at Indiana University- Purdue University Fort Wayne. She completed her masters degree at Purdue Calumet, Hammond Indiana. Ms Richmond is a certified family nurse practitioner.

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Janet Anderson, MSN, FNP-C - Neurology

Janet Anderson, MSN, FNP-C Ms. Anderson has a background in family practice and psychiatry. She earned her undergraduate degree from Anderson University and Master’s Degree in Nursing from Indiana Wesleyan University. She is a certified Nurse Practitioner.

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PHYSICAL MEDICINE / REHABILITATION


David J. Lutz, M.D., F.A.A.P.M.R. - Physical Medicine / Rehabilitation

Dr. David Lutz, Physical MedicineDr. David Lutz received his medical degree and graduated with academic honors from the Brody School of Medicine, part of the University of North Carolina Health System in Greenville, NC. His undergraduate degree was earned in chemical engineering from North Carolina State University in Raleigh, NC, where he graduated Summa Cum Laude. Dr. Lutz finished his residency in Physical Medicine and Rehabilitation at the Brody School of Medicine, where he was also chief resident. In addition, he completed postgraduate work at the Mayo Clinic in Rochester, MN. Dr. Lutz is double board certified in both Physical Medicine & Rehabilitation and in the field of Pain Medicine. Dr. Lutz is one of the original Board of Directors of the Indiana Pain Society.

Dr. Lutz treats patients at the Fort Wayne Neurological Center; Lutheran Campus and north office, as well as Wabash County Hospital, Dupont Hospital, and Premier Surgery Center of Parkview. Dr. Lutz’s practice focuses on the non-surgical care of the spine, pain, and musculoskeletal problems. His goal is to maximize the patient’s level of function and minimize pain through non-surgical means. This approach uses therapies, medications, and injections when necessary. Dr. Lutz also specializes in electromyography/nerve conduction study (EMG) testing to determine whether nerve or muscle injury is present. Dr. Lutz also offers state-of-the-art treatments such as SpineMED Decompression and Spinal Cord Neurostimulation Therapy offering astonishing results in the treatment of spine pain.

Dr. Lutz is committed to providing progressive treatments to patients via non-surgical means. He is very gratified by seeing a positive change in patient’s lives, often in a short period of time. Having a genuine concern for his patients overall well-being, he listens, and he understands that living with pain is not truly living.

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Julie Hall, MSN, FNP-C - Physical Medicine / Rehabilitation

julie hall Ms. Hall serves as a Nurse Practitioner to Physical Medicine / Rehabiliation. Her undergraduate degree was in Nursing from St. Joseph's College in Rensselaer, Indiana. Ms. Hall completed her Master's of Science in Nursing at Indiana Wesleyan University in Marion, Indiana. She is Board Certified as a Family Nurse Practitioner.

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NEUROPSYCHOLOGY


Ronald N. Williams, Ph.D., ABN, HSPP - Neuropsychology

Ron Williams, Ph.D., ABN, HSPP Dr. Ron Williams has been a part of the professional staff at Fort Wayne Neurological Center since 1991. He is, currently, the Director of the Neuropsychology Department. His Doctoral Degree was conferred by the Neuropsychology Program at Ball State University. He holds a Masters Degree in Geropsychology from the University of Notre Dame and his undergraduate degrees were in psychology and chemistry from Indiana University Bloomington. He is board certified in Neuropsychology by the American Board of Professional Neuropsychology (ABPN)

Dr. Williams has years of experience in the diagnosis and treatment of dementing illnesses such Alzheimer's disease as well as Parkinson's disease, stroke, traumatic brain injuries, MS and a wide range of other neurological and psychological conditions. He also has specialized training and experience in the treatment of insomnia. His published research has been focused on the development of neuropsychological measures for diagnosing and assessing impairment in dementing illnesses. More recently, publications and professional presentations have focused on the cognitive changes associated with multiple sclerosis. His practice also involves forensic neuropsychology leading to work with attorneys and patients in personal injury cases that result in changes in abilities or other matters where issues pertaining to competency, responsibility, and judgement are in question. He supervises our staff of 6 doctoral level Neuropsychologists, 3 psychometrists, one mental health coun! selor and a host of support staff. He is most well known for his work with older adults and the cognitive changes that occur with age, especially Alzheimer's disease and related dementias.

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Diane Osborne, Ph.D., HSPP - Neuropsychology

Diane Osborne, Ph.D., HSPPDr. Osborne received her doctorate from Ball State University in School and Counseling Psychology. She specializes in the management of chronic pain, including back pain, headaches, neuropathy, and other medical conditions. She has additional expertise in biofeedback and relaxation techniques and in the diagnosis and management of depression, anxiety, panic disorders, and other adjustment issues secondary to medical conditions.

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Francis Goff, Ph.D., HSPP - Neuropsychology

Francis Goff, Ph.D., HSPP Dr. Goff received her doctorate from Ball State University with a Neuropsychology specialty. She focuses on neuropsychological assessments of dementia, traumatic brain injury and stroke. The intensive work with stroke patients led to the founding of the Stroke Support Group in 1993. She has expertise in psychotherapy for those with chronic illness and disabling conditions. She has been named as the Living Donor Advocate working with kidney donors who are participating in the Kidney Donor program through Lutheran Hospital. She provides inpatient psychological and neuropsychological services at the Rehabilitation Hospital of Fort Wayne, Lutheran Hospital and the Generations Mental Health Services for Older Adults. Experienced in providing neuropsychological services to those involved in Workers Compensation injuries, she also provides Independent Medical (Psychological an! d Neuropsychological) Evaluations. Additionally, she is a provider of psychological assessments required prior to bariatric surgery.

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Peter Dodzik, Psy.D., ABN, ABPdN, HSPP - Neuropsychology

Peter Dodzik, Psy.D., ABN, ABPdN, HSPPDr. Dodzik received his Doctorate in Clinical Psychology with specializations in Neuropsychology and Geropsychology from the Florida School of Professional Psychology in 2000. His residency and fellowship were in Pediatric Neuropsychology. He is the Associate Department Chair and Associate Professor of Clinical Psychology at the Illinois School of Professional Psychology-Chicago Northwest. Dr. Dodzik specializes in pediatric neuropsychological assessment and sleep medicine. He is Board Certified in Pediatric and Adult Neuropsychology through the American Board of Pediatric Neuropsychology and the American Board of Professional Neuropsychology.

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Tasha Williams, Ph.D., ABPdN, HSPP - Neuropsychology

Tasha Williams, Ph.D., ABPdN, HSPPDr. Tasha Williams completed her doctorate in School Psychology at Ball State University with specializations in Neuropsychology and Counseling Psychology in 2005. She completed her pre-doctoral internship and Residency at Fort Wayne Neurological Center and continues to work there full-time with a wide variety of patients from pediatric, adult, and geriatric populations. She has a particular interest in working with children under the age of five. Dr. Williams has done presentations focused on Alzheimer's disease and Autism Spectrum Disorders for various community groups. She also has served on the Advisory Board for A Day Away Adult Daycare. Dr. Williams has been involved in research focused on academic achievement of students in charter schools, Alzheimer's disease and related dementias, and assessment and instruction of high achieving and gifted children. Her research in the assessment of high achieving and gifted children was presented at the 2007 American Psychological Association meeting as a part of a symposium. Dr. Williams is a member of the National Academy of Neuropsychology and the American Psychological Association. Outside of her work with Fort Wayne Neurology, she has interests in the areas of conflict resolution and issues of diversity. She co-leads diversity workshops for college students and other organizations.

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Christina Stemmler, Psy.D. - Neuropsychology

Christina Stemmler, Psy.D. Dr. Christina Stemmler completed her doctorate in Clinical Psychology at the Illinois School of Professional Psychology-Argosy University, Schaumburg, Illinois, with specialization in Neuropsychology in 2008. She completed her pre-doctoral internship in neuropsychology and rehabilitation psychology at Hamilton Health Science’s Acquired Brain Injury Program in Hamilton, Ontario, Canada. Dr. Stemmler completed her Residency at Fort Wayne Neurological Center, where she now works with pediatric, adult, and geriatric populations. Acquired brain injury is her particular area of interest. Dr. Stemmler currently splits her time between our Fort Wayne offices and Richmond clinic. She is a member of the National Academy of Neuropsychology, the American Psychological Association, and Division 22 of the American Psychological Association: Rehabilitation Psychology.

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