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Theresa Colberg, MD

Staff Psychiatrist
Languages
English
SPECIALTIES
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Phobias
Tics/Tourette Syndrome

Education and training

  • Temple Medical School, MD
  • Mount Sinai Beth Israel, Residency

Get to know

Theresa Colberg, MD

Dr. Theresa Colberg is a board certified adult psychiatrist. She offers guidance with navigating difficult and painful emotions that may result from stressful life situations, such as the loss of or separation from a loved one, work related stressors, burn out, adult and childhood trauma, OCD and mood disorders including major depressive disorder, bipolar disorder, and various anxiety disorders. Within a safe, and supportive working relationship, Dr. Colberg will strive to reach an understanding of your unique situation, identify the issues that are interfering with progress, and develop a plan to better identify and achieve your goals.

Previous to joining Talkiatry, Dr. Colberg served as a clinical psychiatrist for the VA Healthcare System, providing care for veterans with a predominant focus on treatment of post traumatic stress disorder. She has also worked collaboratively as an integrated psychiatrist for a primary care FQHC, treating primarily trauma and stressor related disorders within a primary care setting.

Dr. Colberg completed her Psychiatry Residency from Mount Sinai-Beth Israel in New York City and obtained her medical degree from Temple Medical School in Philadelphia. She offers 60-minute initial appointments and 30-minute follow-up appointments, and she won't hesitate to collaborate with other mental health experts as necessary to better support your needs.

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James Lee Jr., MD

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Dr. Lee is a board-certified psychiatrist who specializes in adult psychiatry and minority mental health. He is a graduate of Morehouse College and later received his medical degree from Meharry Medical College in Nashville, TN. After graduating from Meharry, he completed his psychiatry residency at the University of South Carolina/ Palmetto Health in Columbia, SC and a forensic psychiatry fellowship at Tulane University. After completing his training, he entered private practice in Rock Hill, SC and served the community for 11+ years. During that time, he also served as Staff Psychiatrist at Winthrop University. Prior to joining Talkiatry, Dr. Lee served as an Attending Psychiatrist and Medical Director of an inpatient psychiatric unit. Throughout his professional career, he has remained passionate about educating individuals about sustaining better mental health and eradicating the stigma of mental illness. Dr. Lee brings a vast array of knowledge to Talkiatry. He has experience treating various psychiatric disorders including depression, anxiety, bipolar disorder and ADHD. His approach focuses on evidence-based medication management and incorporates supportive therapy techniques as well as psychoeducation to address the presenting issues in a compassionate and competent manner. If additional therapy is needed, Dr. Lee may recommend that a therapist is part of the treatment team.

Alexander Wittenberg, DO

Staff Psychiatrist

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.

Shari Sengupta, MD

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Dr. Shari Sengupta attended the University of OK as a National Merit Scholar and went on to graduate with her MD from Eastern Virginia Medical School. She specialized in Adult Psychiatry at the University of NC Hospitals where she was a chief resident. She received psychotherapy training in insight-oriented and cognitive-behavioral approaches and trained at the Psychoanalytic Institute of the Carolinas. She has 18 years of experience providing medication management and psychotherapy in both private practice and community mental health settings and over 10 years of experience in telepsychiatry providing care to underserved communities. Dr. Sengupta has experience treating a variety of mental health concerns but has a particular interest in depression, anxiety, and mental health in the perinatal period. Her practice focuses on medication management from a holistic perspective. She believes that mental health is the cornerstone of overall well-being and that treatment is a collaborative journey toward improved health and function in life, work, and relationships. She offers culturally sensitive treatment to people from all backgrounds and sexual orientations. As a staff psychiatrist at Talkiatry, her treatment approach focuses on medication management informed by a background in psychotherapy.‍

Michael Miller, MD

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Dr. Michael Miller earned his medical degree with honors and completed his residency in Adult Psychiatry at the University of Kentucky College of Medicine. He has worked across a wide range of clinical settings, including inpatient, outpatient, community clinics, and state hospitals. Dr. Miller is also trained in multiple psychotherapy modalities, equipping him to meet diverse patient needs.

Dr. Miller values creating a safe and nonjudgmental space where patients can speak openly about their experiences and goals. He believes in a collaborative approach, working with patients to discover strategies that best suit their lives. He also takes into account lifestyle factors that may influence mental health, supporting a well-rounded and sustainable path to wellness.

Dr. Miller begins care with a comprehensive conversation about current concerns, past mental health, physical health, and life experiences. From there, he works with patients to create a personalized treatment plan—whether through therapy, medication, lifestyle adjustments, or a combination. Follow-ups focus on refining the plan to ensure it continues to support the patient’s journey.

Megan Kelly Gilman, PMHNP

Staff Nurse Practitioner

Megan is a Board-Certified Psychiatric Mental Health Nurse Practitioner specializing in medication management and various therapeutic techniques. She earned a Master of Science in Nursing as a Psychiatric Nurse Practitioner from Regis College and has board certification from the American Nurses Credentialing Center (ANCC).

Megan has extensive experience in psychiatric settings, including private practice, inpatient facilities, and substance use treatment programs. She has worked on community initiatives, such as the Mobile Suboxone Van program, which provides treatment to individuals in high-need areas.

She utilizes evidence-based practices in treating clients with mood and anxiety disorders, ADHD, trauma, and substance use disorders, among other mental health disorders.

The first priority is establishing a therapeutic relationship and providing adequate support, which can substantially impact outcomes. The combination of medication management and therapy can effectively reduce symptoms and contribute to the remission of mental health symptoms.

The first session will involve a 60-minute psychiatric evaluation to gather history and discuss current symptoms and goals. Clients starting medication will need more frequent 30-minute follow-up appointments for medication management and therapy, ensuring a positive response to treatment.

Gregory Marc Varhely, MD

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Dr. Gregory Marc Varhely is a board-certified general adult psychiatrist. He grew up in Austin, Texas, and attended Texas State University, where he earned a BA in Psychology and a Master's degree in Biology/Biochemistry. After graduating from medical school at Ross University, he completed his residency in Psychiatry at the Medical College of Wisconsin. Dr. Varhely has served as an outpatient psychiatrist at the Department of Veterans Affairs and acted as an attending physician for resident psychiatrists at Texas A&M and UT Dell Medical Schools. He then acted as a sole proprietor of an outpatient psychiatric medication management and psychotherapy practice in Georgetown, Texas and later started contracting for North Central Health Care Mental Health Clinic, applying psychotropic medication management expertise to community-based treatment facilities in Wisconsin. Dr. Varhely's approach is rooted in forming meaningful connections with his patients. He wholeheartedly believes that psychological suffering stems from a blend of biological, psychological, social, and environmental factors. Dr. Varhely works together with his patients to uncover these factors and create treatment plans tailored to their specific needs using an eclectic blend of the latest in psychopharmacology, as well as psychodynamic, supportive, and cognitive-behavioral therapy.

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Specialties
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Phobias
Tics/Tourette Syndrome
States
Pennsylvania
New Jersey
Languages
English
Takes insurance
Virtual visits
7 years experience