Skip to main content

Ruben Mendez, MD

Staff Psychiatrist
Languages
English
Spanish
SPECIALTIES
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Medication Management

Education and training

  • University of Texas Medical School at Houston Doctor of Medicine (MD)

Get to know

Ruben Mendez, MD

Dr. Mendez obtained his medical degree from the University of Texas Medical School in Houston. He subsequently completed his Psychiatry residency training at the same institution, UT Medical School in Houston. Dr. Mendez has extensive training in the field and is board certified in Adult Psychiatry by the American Board of Psychiatry and Neurology. After professional training, Dr. Mendez has had vast experience of 15 years primarily in the outpatient setting including ample experience with telemedicine services to patients. He has extensive experience in diagnosing and treating adult patients dealing with attention deficit disorders and a wide spectrum of adjustment and anxiety disorders. Dr. Mendez has a special interest in the treatment of mood disorders from Major Depression to Bipolar spectrum disorders. Dr. Mendez prioritizes the development of great communication, mutual understanding and trust with his patients as he finds these elements to be key to a successful treatment. He establishes his treatment plans upon evidence-based guidelines and encourages a holistic approach for optimal well-being. Through effective medication management and supportive psychotherapy, Dr. Mendez leads his patients to optimal mental health. He encourages patients to strive to develop fulfillment and optimal functionality in their life's roles.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Jenny Joseph, MD

Staff Psychiatrist

Background and credentials

Dr. Jenny Joseph is a board-certified adult psychiatrist. She earned her medical degree from St. George's University School of Medicine and completed her adult psychiatry residency at New York Medical College at Metropolitan Hospital Center. She has experience working with diverse patient populations and treating a range of psychiatric conditions.

Treatment approach

Dr. Joseph specializes in medication management for various psychiatric conditions, including mood, anxiety, and psychotic disorders. She employs a patient-centered approach that emphasizes empathy, open communication, and collaboration. In addition to pharmacological treatment, she incorporates psychoeducation and supportive therapy to help patients better understand and manage their conditions. When beneficial, she may recommend additional therapy and coordinate care with a therapist to ensure comprehensive treatment.

What you can expect in a first visit

During the first visit, patients can expect a thorough evaluation that explores their symptoms, treatment history, and personal goals. Dr. Joseph takes the time to listen and understand each patient's needs, ensuring that their treatment plan is tailored to their specific concerns. She provides a compassionate and structured approach to medication management while fostering a collaborative environment where patients feel supported in their mental health journey.

Why Talkiatry?

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

Damaris Chukwura, PMHNP

Staff Nurse Practitioner

Damaris Chukwura, DNP, PMHNP-BC, is a Board-Certified Family Psychiatric Mental Health Nurse Practitioner with over a decade of experience in mental health care. She began her nursing career in 2007 and has been practicing as a psychiatric nurse practitioner since 2014. Damaris has worked in a wide range of settings including inpatient hospitals, residential treatment centers, partial and intensive outpatient programs, correctional psychiatry, and substance abuse treatment. Her clinical experience spans various conditions such as ADHD, eating disorders, mood disorders, psychotic disorders, PTSD, and treatment-resistant depression. She earned her BSN from Texas Christian University, MSN from The University of Texas at Arlington, and her DNP from The University of Alabama in Huntsville.

Damaris values open communication and collaboration with her patients. She creates a warm, caring environment where individuals feel heard and respected. Her approach is both evidence-based and supportive, blending professionalism with a welcoming demeanor. She is passionate about mental health advocacy and reducing stigma. Outside of work, Damaris enjoys spending time with her husband and three children, traveling, decorating, and watching reality TV.

During initial psychiatric evaluations, Damaris takes time to fully understand each patient’s history, concerns, and goals. She develops individualized treatment plans that align with these goals and may include supportive therapy or referrals for more intensive therapy if needed. Follow-up appointments typically last 30 minutes, allowing time to track progress and make adjustments as necessary.

Menachem Liss, DO

Staff Psychiatrist

Dr. Liss was born and raised in a neighborhood in the North Bronx. He attended Queens College, CUNY where he graduated Summa Cum Laude with a B.A. in Hebrew. He completed Medical school at NYIT College of Osteopathic Medicine in Old Westbury, NY and thereafter was accepted to NUMC for psychiatry residency training. For his final year of residency training Dr. Liss was appointed to the position of Chief Resident for Academics & Research for the Psychiatry residency program at NUMC, Nassau University Medical Center. He received two awards during his residency training, including the Acute Mental Health Services Award and the Ambulatory Mental Health Services Award at the end of his 2nd and 3rd years of residency training, respectively. At NUMC, Dr. Liss underwent a rigorous training in a multitude of psychiatric settings and has experience with managing a wide array of psychiatric areas of treatment including mood/bipolar disorders, ADHD, depression, anxiety, personality disorders, as well as the intersection of medical disorders and psychiatric disorders. For his outpatient practice, Dr. Liss anticipates focusing on mood disorders, anxiety disorders, OCD, personality disorders, and family dynamics .Dr. Liss' practice focuses on a duality of treatment strategies: specifically psychotropic medication management in conjunction with non-pharmacologic treatment modalities including supportive psychotherapy, emotive supportive psychotherapy, as well as personalized variants of psychodynamic/interpersonal psychotherapy. Additionally, Dr. Liss has experience facilitating the coordination of psychosocial treatments in underserved populations.‍

Emily Sykes, MD

Staff Psychiatrist

Dr. Emily Sykes is a board-certified adult psychiatrist. She received her Bachelor of Arts degree with Magna Cum Laude distinction from Carleton College, where she majored in biology. Dr. Sykes completed her Doctor of Medicine degree from the University of Toledo. She completed her psychiatry residency at the University of Cincinnati and was the outpatient chief resident physician. Dr. Sykes' specialty interests include mood disorders, anxiety disorders, post-traumatic stress disorder (PTSD), obsessive-compulsive and related disorders, Cognitive-Behavioral Therapy (CBT) and holistic wellness. She is a certified Cognitive Processing Therapy (CPT) provider for PTSD. Dr. Sykes provides compassionate, evidence-based, individualized, holistic care for patients suffering from a variety of mental health diagnoses and concerns. She incorporates supportive therapy, cognitive-behavioral therapy and solutions-focused therapy into her sessions.

Tessa Goodman, DO

Staff Psychiatrist

Tessa Goodman, DO, earned her Bachelor of Science Honors degree in neuroscience and animal behavior from Cornell University and a Master’s in Education through the NYC Teaching Fellows Program. She completed medical school at NYIT COM and psychiatry residency at SUNY Downstate Medical Center, followed by a Geriatric Psychiatry Fellowship at Cornell Medical Center. She served as a faculty member on the inpatient psychiatry service at Cornell Medical Center and later as administrative psychiatrist overseeing the Telepsychiatry Consultation Liaison service at Cornell and Columbia Medical Centers for over five years.

Dr. Goodman prides herself on being a warm, kind, and supportive provider. She has expertise in psychopharmacology and is a published textbook author on medication management. She practices psychiatry using evidence-based medicine and values open communication, creating a safe space where patients feel heard, respected, and empowered.

Dr. Goodman takes time to thoroughly understand each patient’s history, concerns, and goals. She develops individualized care plans, thinks creatively about treatment options, and works collaboratively with patients to meet their unique needs and achieve meaningful progress.

Kristin Ratz, MD

Staff Psychiatrist

Dr. Kristin Ratz is a Board-Certified psychiatrist who is an expert in the diagnosis, treatment, and prevention of mental, emotional and behavioral disorders. She specializes in medication management combined with supportive therapy during 30-minute follow-up sessions. Dr. Ratz recognizes that each patient is unique and believes in an environment of collaboration, in which the patient and psychiatrist work together in order to develop the best individualized treatment plan. A California local, Dr. Ratz obtained her undergraduate education at University of California, Davis, graduating magna cum laude with a degree in Human Development. She then attended medical school at Loma Linda University School of Medicine, obtaining her Medical Doctorate. Following this, she completed her adult psychiatry residency training at the distinguished University of California, Irvine. Dr. Ratz has worked in a diverse range of healthcare settings, including county and community clinics, and is very experienced in telepsychiatry. She pays close attention to not only an individual's emotional state, but also their physical, spiritual, and social well-being, in order to provide her patients with exceptional holistic care.

Ready to get matched?

Start our short assessment
Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Medication Management
States
Texas
Illinois
Missouri
California
Languages
English
Spanish
Takes insurance
Virtual visits
years experience