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Karelis Sierra-Cintron, MD

Staff Psychiatrist
Languages
English
Spanish
SPECIALTIES
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Perinatal Psychiatry
Postpartum Depression
Geriatric

Education and training

  • University of Puerto Rico, BS
  • Universidad Central Del Caribe, MD
  • Albert Einstein Medical Center, Residency

Get to know

Karelis Sierra-Cintron, MD

Dr. Sierra-Cintron is board-certified in adult psychiatry by the American Board of Psychiatry and Neurology and has been in practice for 12 years. Dr. Sierra-Cintron focuses her practice on medication management. She also engages in supportive therapy in a comprehensive way, focusing on the patient as a whole and not just the symptoms. Dr. Sierra-Cintron has a broad understanding of vitamin support as an adjunctive treatment to traditional medication. She has broadened her understanding of second-line treatment, having been certified in Electroconvulsive Therapy (ECT), conducting clinics in Clozapine and Long-Acting Antipsychotics (LOA), and even conducting assessments for patients interested in weight loss surgery. Dr. Sierra-Cintron has a comprehensive approach to treatment, and might consider the addition of therapy, either by referral or collaborating with an existing therapist for a more rounded approach and improved outcome. Dr. Sierra-Cintron received her medical degree from the Universidad Central del Caribe located in Bayamon, Puerto Rico. Upon graduation, she relocated to Philadelphia, where she started her residency program at Einstein Medical Center. After completing her training, she worked for 8 years in a community mental health clinic, treating an underserved population in all modalities of psychiatric care. In her 12-year career, Dr. Sierra-Cintron has treated both adult males and females, including seniors. This has led to varied and wide-ranging diagnoses during the length of her career. After leaving the community clinic setting, she started working for an outpatient clinic in a suburb of Philadelphia. Dr. Sierra-Cintron's current areas of focus are adults with Mood Disorders, Anxiety Co-Occurring Substance disorders, as well as patients with varied concomitant medical problems.‍

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Alexander Wittenberg, DO

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Background and credentials    

Dr. Alexander Wittenberg is a board-certified adult psychiatrist. He received his undergraduate degree from Cornell University, majoring in Human Biology, Health, and Society. He earned his medical degree from the New York Institute of Technology College of Osteopathic Medicine, where he was a  member of the Psi Sigma Alpha Osteopathic Honor Society. As chief resident at  Mount Sinai Beth Israel, he gained extensive experience working in outpatient  settings and managing patient care at one of New York City's busiest clinics. Dr. Wittenberg has expertise in treating a wide range of mental health conditions, including depressive disorders, anxiety disorders, bipolar disorder, trauma and stressor-related disorders, and OCD.    

Treatment approach    

Dr. Wittenberg offers highly individualized and empathic treatment, primarily focusing on medication management. He frequently recommends integrating therapy into treatment plans and may suggest collaborating with a therapist. Dr. Wittenberg prioritizes a holistic approach, emphasizing overall well-being alongside symptom relief. He encourages the incorporation of mindfulness, self-compassion, exercise, nutrition, and attention to interpersonal relationships into his treatment strategy.    

What you can expect in a first visit    

During an initial visit with Dr. Wittenberg, patients can anticipate a collaborative, patient-centered, and non-judgmental environment designed to foster a meaningful therapeutic relationship. He will thoroughly discuss individual concerns and treatment goals, exploring potential therapeutic interventions, including medication management and holistic strategies to support mental health and overall wellness.

   

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.

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Dr. Parrish is a board-certified adult psychiatrist with extensive experience in community psychiatry, academic psychiatry, veterans' mental health, and correctional psychiatry. She completed medical school and adult psychiatry residency at University of Miami/Jackson Memorial Hospital and a Master of Public Health from University of Virginia. She graduated with honors from University of Southern California with a Bachelor of Arts in Communication.  

Dr. Parrish is a member of the prestigious Alpha Omega Alpha national medical honor society. She has also produced over 20 peer-reviewed papers and posters.  

Dr. Parrish has worked with geriatric patients, individuals who identify as LGBTQ+, patients with serious mental illness, women with perinatal and postpartum needs, individuals with cancer, patients with co-occurring substance use disorders, and combat veterans.  

Dr. Parrish takes a patient-centered collaborative approach to tailor treatment plans to meet each individual's goals. Her technique promotes overall wellness. Utilizing her expertise in diagnosis and pharmacology, she optimizes care, monitors progress and ensures treatment success. Dr. Parrish incorporates behavioral activation techniques to promote improved mental health and overall well-being, with the ultimate goal of helping patients feel their best.

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Dr. Sabrina Lefcochilos-Fogelquist earned her bachelor’s degree from Georgetown University and her medical degree from Sidney Kimmel Medical College at Thomas Jefferson University. She completed her psychiatry residency at the Icahn School of Medicine at Mount Sinai Morningside/West in New York City. She has experience in outpatient, inpatient, and emergency psychiatry, treating a broad spectrum of mental health conditions across diverse populations.

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Christy Caric-Ball, LPC

Staff Therapist

Christy Caric-Ball, LPC, earned her undergraduate degree in Philosophy from The University of Texas at Austin and her MA in Clinical Psychology from The University of Texas Pan American. She has worked with underserved girls and women at the University of Texas Rio Grande Valley School of Medicine and completed internships in diverse settings, including an intimate partner violence diversion court, a shelter for undocumented minors, and a behavioral health center. Her clinical interests include women’s health, LGBTQIA+ issues, teen adjustment counseling, and trauma-informed care.

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Specialties
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Perinatal Psychiatry
Postpartum Depression
Geriatric
States
Illinois
Pennsylvania
Languages
English
Spanish
Takes insurance
Virtual visits
12 years experience