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Faizi Ahmed, MD

All Locations

Dr. Ahmed is an Affiliate Assistant Professor of Psychiatry and Behavioral Neurosciences at the University of South Florida.

Dr. Ahmed is board-certified in Psychiatry through the American Board of Psychiatry and Neurology and also board-certified in Neuropsychiatry and Behavioral Neurology through the United Council for Neurologic Subspecialties.

Dr. Ahmed attended Temple University for his undergraduate studies. He earned his medical degree from Xavier University School of Medicine and then returned to Philadelphia where he completed his residency training at Temple University Hospital in psychiatry. After residency he spent one year treating patients with severe mental illness in an Assertive Community Treatment program in Swarthmore, PA.

Dr. Ahmed then joined Johns Hopkins School of Medicine where he completed fellowship in Neuropsychiatry and Behavioral Neurology. He moved to Tampa in 2016 to start his private Neuropsychiatry practice, Tampa Neuropsychiatry LLC.

Apart from his core practice in Neuropsychiatry, Dr. Ahmed has a special interest in complementary and alternative treatments in psychiatry and neurology.

Mason Qualls, MD, MPH

Tampa location

Dr. Qualls grew up in a military family and has lived all across the United States. He completed two undergraduate degrees in both Biology and History at the University of Arkansas at Little Rock. He then attended the University of Arkansas for Medical Sciences, completing a combined program for his Doctor of Medicine (MD) and a Master of Public Health (MPH) degrees. Dr. Qualls completed his psychiatry specialty training at Harvard Beth Israel Deaconess Psychiatry Residency, serving as consultation-liaison chief resident for his final year of residency. Dr. Qualls has treated a variety of populations from diverse backgrounds, including caring for patients at Beth Israel Deaconess Medical Center, McLean Hospital, Boston Veterans Healthcare System, and the Massachusetts Department of Mental Health. He has managed patients’ psychiatric conditions such anxiety and depressive disorders, bipolar disorder, obsessive-compulsive disorders, psychosis, PTSD, neurodevelopmental and neurocognitive disorders, and substance use disorders.


Dr. Qualls was awarded the Harvard Medical School / Boston VA Healthcare System 2020
Commendation for Excellence in Psychotherapy Skills, and is experienced with multiple modalities of psychotherapy, including among others psychodynamic, cognitive-behavioral, dialectical behavior, exposure, cognitive processing, couples, and group therapies. Dr. Qualls uses his therapy skills within his medication management sessions to truly listen to his patients and provide comprehensive care.


His lifelong focus on learning has involved researching how to include therapy in rural clinics, best prescription drug safety practices, and the inclusion of post-traumatic stress disorder into the American Psychiatric Association’s Diagnostic and Statistical Manual (DSM) for Mental Disorders. He was also an instructor for the “Mind, Brain, and Behavior” course, teaching Harvard Medical School students. He is an advocate for mental health, serving three years as Resident Chair of the Massachusetts Psychiatric Society’s Committee on Addictions where he authored the organization’s endorsement on legislation for parity efforts in substance use treatment.


Dr. Qualls is interested in offering the best evidence-based practices and the newest emerging
psychiatric treatment options for his patients. His goal is to provide compassionate, nonjudgmental, individualized care to each of his patients.

Cassaundra Lewis, MD

St. Petersburg location 

Dr. Lewis was born and raised in sunny Florida.

She completed her undergraduate degree in Neuroscience and Behavior at Florida Atlantic University in Boca Raton, Florida. 

Dr. Lewis attended Ross University School of Medicine where she was awarded the Deans Honor Roll and graduated with Highest Honors. She completed psychiatry residency training at University of Central Florida HCA GME.

During residency training, she participated in quality improvement projects, committees and multiple scholarly posters. She represented her program at Florida Psychiatric Society’s Spring CME Meeting and Expo where she received an award for exemplary scholar poster and presentation. To add, Dr. Lewis is an active member of the Florida Psychiatric Society, American Psychiatric Association and volunteered with NAMI (National Alliance on Mental Illness). 

Dr. Lewis held the esteemed position of administrative chief psychiatry resident at her residency program and has attained skills in psychotherapeutic treatment modalities such as cognitive behavioral therapy, supportive therapy and psychodynamic therapy. These skills have enabled her to successfully manage psychotherapy patients and incorporate her aforementioned skills into beneficial outcomes. Dr. Lewis has worked with various cultural and socioeconomic backgrounds and manages anxiety, depression and other mood disorders, PTSD, ADHD, OCD, psychosis.

Dr. Lewis works together with her patients to build a collaborative and safe experience. She prioritizes the maintenance of a caring, respectful, tolerant and compassionate attitude towards others. Furthermore, she believes it is a privilege to work with each of her patients and takes great pride in working alongside on their mental health journey.

Kirsten Olivier, MD Brandon location

Dr. Olivier completed her undergraduate studies at Pepperdine University in Malibu, CA where she obtained a Bachelor of Arts in Chemistry. She then went on to obtain her medical degree at the Alabama College of Osteopathic Medicine in Dothan, AL where she graduated in the top 5% of her class and was a member of the Gold Humanism and the Sigma Sigma Phi Medical Honor Societies. 

Following medical school, Dr. Olivier completed her general psychiatry residency at the University of Virginia in Charlottesville, VA where she developed a wide variety of psychotherapeutic and psychopharmacological skills for treating psychiatric illness. Dr. Olivier served as administrative chief resident during her time at UVA, working closely with the psychiatric department and hospital leadership.  She is a member of the American Psychiatric Association.

Dr. Olivier has worked with patients of all backgrounds and treats all psychiatric conditions including but not limited to mood disorders, ADHD, OCD, bipolar disorder, PTSD and schizophrenia.  She works to provide comprehensive mental health care incorporating an individualized approach in combination with evidence based treatments.

Dr. Olivier has lived in multiple cities throughout the United States and is excited to be back in sunny Florida.


Natalie Romano, MSPAS, PA-C, CAQ-Psych

Tampa Location

Natalie graduated from Nova Southeastern University with a Master of Medical Science degree in Physician Assistant Studies and is board certified with the National Commission on Certification of Physician Assistants. She has also earned a specialty Certificate of Added Qualifications (CAQ) in Psychiatry for her advanced experience, knowledge and skills within the field. She received her undergraduate degree from the University of Florida in Psychology with a specialty in Neurobiological Science.

Natalie has been in practice for 8 years working in both Neurosurgery and Psychiatry. Her focus is on the medical and behavioral management of chronic mental illnesses as well as the behavioral changes that follow neurological damage. She strives to provide her patients and their families with the help and guidance they deserve. She understands the unique needs of her patients and aims to provide them the assistance that is both proper and necessary.

Nicole brings a unique combination of expertise to her practice, as she is dually trained as a clinical psychologist and a psychiatric nurse practitioner. During her education, she matriculated through both professional programs concurrently, obtaining her Master of Psychology, then Doctor of Psychology degree from Baylor University in 2001 and 2003 respectively, and Master of Science in Mental Health Psychiatric Nursing from the State University of New York at Stony Brook in 2004. She had previously earned her Bachelors of Nursing at Louisiana State University School of Nursing in 1993. Nicole currently holds both professional licenses in the state of Florida and has previously held licenses in the state of Louisiana. She is also board certified as a Family Psychiatric-Mental Health Nurse Practitioner through the American Nurses Credentialing Center. She completed her psychology internship at the James A Haley VAMC with an emphasis in health psychology/behavioral medicine and completed her nurse practitioner internship also at the James A Haley VAMC in in-patient psychiatry.

Nicole began her career as a cardiac ICU nurse, later changing to psychiatric nursing. When she decided to advance her education, she felt that combining the psychosocial/therapeutic and assessment expertise of a clinical psychologist along with the medical and psychopharmacological training of a psychiatric nurse practitioner would fill a unique niche in the field. She has since been very grateful for her dual training, as she feels it gives her a very broad and unique perspective when assisting clients. She has experience working with both children and adults, and currently provides psychiatric evaluations, brief therapy, and medication management services to adult population in collaboration with a board certified psychiatrist with an emphasis on PTSD, mood disorders, anxiety disorders, autism spectrum disorders, psychotic disorders, and ADHD. She is a firm believer in the benefit of psychotherapy and other wrap around services, and has an extensive referral network with whom she collaborates.

Kallee Humerickhouse, DNP, APRN, FNP-C, PMHNP

Tampa Location

Kallee graduated from the University of South Florida in 2018 with a Doctorate of Nursing Practice. She then received her post-graduate Psychiatric Mental Health Nurse practitioner certification from the University of Cincinnati. Specializing in adult and adolescent mental health. Joined Tampa Neuropsychiatry in 2021.

She has recently relocated to the Tampa Area from Naples to join the Team, she likes to bike ride and spend time with her two dogs.

Michele Creamer DNP, APRN, PMHNP, FNP

Tampa Location

Dr. Michele Creamer is a dual board certified, DNP-prepared Family Nurse Practitioner (FNP) and Psychiatric Mental Health Nurse Practitioner (PMHNP). She has a robust professional experience in psychiatry as a former psych RN, former FNP managing medical conditions for residential substance abuse treatment/detox. She has experience in inpatient ICU psych, inpatient medical ward psych, emergency psychiatric inpatient care, and outpatient psych. She has experience with long -acting antipsychotic prescriptions, Co- occurring conditions, and is TMS certified. She graduated with a doctorate degree in Family Medicine from the University of South Florida. She received her Post Master’s certificate as a PMHNP with Florida State University.

She has over 20 years’ experience in a variety of psychiatric settings including children’s adolescent programs, sexual trauma units, crisis stabilization units, and correctional nursing facilities. She is very enthusiastic about patient care and the well-being of her patients and their families.

Josh Strouse APRN, PMHNP-BC

St. Petersburg location

Josh is a board-certified Psychiatric Mental Health Nurse Practitioner and a graduate of Nova
Southeastern University. He began his nursing career in 2013, working in various fields,
including medical-surgical and trauma ER, before specializing in the field of mental health.
During this period, he gained experience in several inpatient facilities, allowing him to develop
expertise in addressing a wide range of mental health challenges.


By employing the most up-to-date evidence-based practices and guidelines, his goal is to
maintain an empathetic approach with his patients while integrating psychotherapy with
medication targeted at addressing the core symptoms affecting the patient.


In his free time, he enjoys spending time with his wife and two golden retrievers, training for
races, reading non-fiction, and woodworking.  

Iriselis (Selly) Cruzado - PA-C Brandon Location

Selly is a certified physician assistant specializing in psychiatry. She received her master's degree from Gannon University and her undergraduate degree from the University of Central Florida. Medicine and music are her two biggest passions in life. She has had a long interest in psychiatry which emerged since childhood. Her goal as a provider is to cultivate an environment for my patients that includes compassion, professionalism, and the utmost quality of care.

Outside of medicine, Selly remains in the Army Reserve, which she joined in 2013, and serves as a chemical, biological, radiological, and nuclear specialist. She also serves as a military intelligence officer and is in the military honor guard. In the honor guard, funeral ceremonies are conducted in honor of veterans and their families. She also has two fur babies and a pet pig named Wilbur.

Kellie Furlow ,MSN, APRN, PMHNP -BC

Tampa Location

Kellie is a dual board-certified psychiatric and family nurse practitioner having obtained her education with Chamberlain University and Regis College. She received honors during her educational career and is a member of Sigma Theta Tau Honor Society, Phi Pi Chapter.

She has a multitude of experience and has worked in settings such as inpatient crisis stabilization, corrections, substance abuse/acute detoxification, and outpatient. She is also a psychiatric adjunct clinical instructor with a local university and enjoys working with students. She possesses a military background and participates in military readiness events which is helpful in treating patients who have served in similar roles. 

She includes the patient in the treatment-decision process, and her calming demeanor and explanations regarding treatment will put any worries at ease.


Theresa Webb DNP, APRN FNP-C, PMHNP-BC


Brandon location

Theresa is a board certified, DNP- prepared Family Nurse Practitioner (FNP), and Psychiatric Mental Health Nurse Practitioner (PMHNP). She specializes in adolescent and adult psychiatric mental health. She graduated with a doctorate degree from the University of North Florida.  She received her Master’s in Nursing from the University of Phoenix, and FNP-post-master certification from South University. Prior to her advance degree she worked in the ICU setting. She brings experience from primary care, chronic pain and addiction.  The melding of her medical and psychiatric training allows her to provide comprehensive, individualized care.  

In her spare time, she enjoys spending time with her family, reading, and traveling.