Haviva Malina, MD

Biography

Dr. Haviva Malina is a licensed emergency medicine physician with more than 15 years of experience caring for patients in high-acuity settings. She graduated Phi Beta Kappa, Summa Cum Laude, from Barnard College of Columbia University, receiving departmental honors in Psychology and earned her medical degree from Albert Einstein College of Medicine. She completed her Emergency Medicine residency at the Jacobi/Montefiore program. Dr. Malina became a proponent of ketamine therapy after seeing its rapid and meaningful impact on patients with treatment-resistant depression, anxiety, PTSD, and other mood disorders—particularly during the mental-health crisis of the COVID-19 pandemic. At Keta Medical Center, she leads with a focus on patient safety, compassionate care, and improving access to evidence-based treatments including Spravato®.

Articles by this author

Is Ketamine Therapy Safe? What Patients Should Know

Is Ketamine Therapy Safe? What Patients Should Know

Safety is one of the first concerns patients have before starting ketamine therapy. We break down what the clinical evidence…

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How Many Ketamine Treatments Are Needed for Depression?

How Many Ketamine Treatments Are Needed for Depression?

If you're considering ketamine therapy for depression, one of the first questions you'll likely have is how many sessions it…

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How Long Does Ketamine Last?

How Long Does Ketamine Last?

How long does ketamine last? The answer depends on whether you mean the session, the dissociative effects, or the therapeutic…

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Can Ketamine Therapy Help With Anxiety?

Can Ketamine Therapy Help With Anxiety?

Ketamine therapy is emerging as a fast-acting, evidence-backed option for anxiety that hasn't responded to traditional treatment. Here's what the…

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Ketamine Therapy Success Stories and Testimonials: Hear it From Our Patients

Ketamine Therapy Success Stories and Testimonials: Hear it From Our Patients

Read real stories from real patients. Learn how ketamine therapy at Keta Medical Center has helped people facing depression, anxiety,…

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How Does Spravato Work?

How Does Spravato Work?

Approximately 70% of patients may achieve a clinical response in Treatment Resistant Depression. But how does it work? Learn why…

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Scrolling Your Way to Anxiety? How Social Media Impacts Mental Health

Scrolling Your Way to Anxiety? How Social Media Impacts Mental Health

Social media is woven into daily life, but its impact on mental health is complex. From constant comparison to dopamine-driven…

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Ketamine for Chronic Fatigue: Here’s What to Know

Ketamine for Chronic Fatigue: Here’s What to Know

Chronic fatigue affects millions of people, yet effective treatments remain scarce. New research suggests ketamine can offer fast-acting relief. We…

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Who Is a Good Candidate for Ketamine Therapy? A Guide for Patients and Providers

Who Is a Good Candidate for Ketamine Therapy? A Guide for Patients and Providers

Ketamine therapy offers new hope for patients with treatment-resistant depression, PTSD, OCD, and other conditions, but careful candidate selection is…

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Trump’s Psychedelic Executive Order: What It Means for Mental Health Treatment

Trump’s Psychedelic Executive Order: What It Means for Mental Health Treatment

The April 2026 executive order marks one of the most significant federal shifts in mental health policy in decades. Here's…

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Is Psilocybin Legal? What Patients Should Know in 2026

Is Psilocybin Legal? What Patients Should Know in 2026

Psilocybin therapy is moving closer to mainstream medicine, but the legal picture is more complicated than recent headlines suggest. We…

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Ketamine Psychedelic Therapy Explained: From Onset to Outcome

Ketamine Psychedelic Therapy Explained: From Onset to Outcome

Get answers to the most common questions about psychedelics.

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Are You Anxious, Depressed, or Suffering From PTSD? The Answer is Complex, But Crucial

Are You Anxious, Depressed, or Suffering From PTSD? The Answer is Complex, But Crucial

Anxiety, depression, and PTSD often look similar—but they are not the same. Understanding where these conditions overlap, how trauma plays…

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Is the Tech Industry Facing a Mental Health Crisis?

Is the Tech Industry Facing a Mental Health Crisis?

The tech industry thrives on innovation and speed-but beneath the surface, many professionals are struggling with burnout, anxiety, and depression.…

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Breaking Cycles: How Ketamine Therapy Rewires the Brain

Breaking Cycles: How Ketamine Therapy Rewires the Brain

Learn how ketamine therapy promotes neuroplasticity, rewires mental patterns, and helps relieve depression, anxiety, and trauma.

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Supporting NYSNA and NY Nurses

Supporting NYSNA and NY Nurses

Here’s how we’re supporting our nurses during the NYSNA strike.

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New Year, Same You: Healing Anxiety & Depression with Ketamine

New Year, Same You: Healing Anxiety & Depression with Ketamine

Skip the “new me” pressure. Learn how ketamine therapy helps you reconnect with yourself and heal depression & anxiety.

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Seasonal Depression (SAD) & Ketamine Therapy

Seasonal Depression (SAD) & Ketamine Therapy

Struggling with seasonal affective disorder (SAD)? Learn the symptoms, causes, and how ketamine therapy can bring relief.

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How Ketamine Helps Break the Link Between Depression and Emotional Eating

How Ketamine Helps Break the Link Between Depression and Emotional Eating

Depression and emotional eating are deeply intertwined, often reinforcing each other in a difficult cycle. Ketamine therapy may help break…

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From Combat to Community: How Ketamine and PRISM Treatments Offer Healing for Veterans

From Combat to Community: How Ketamine and PRISM Treatments Offer Healing for Veterans

For many veterans, the battle doesn’t end after service - ketamine therapy and PRISM offer new hope for healing from…

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Facing the Monsters of Mental Health

Facing the Monsters of Mental Health

Haunted by anxiety or depression? Unmask the real monsters—and discover how ketamine therapy can help..

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Treating High-Functioning Depression

Treating High-Functioning Depression

Struggling silently? Learn how ketamine therapy can help treat high-functioning depression.

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When Overworking Masks Depression

When Overworking Masks Depression

Is your nonstop work a coping strategy? Discover the link between workaholism, depression, and how ketamine can help.

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Not Just Moms: Recognizing Postpartum Depression in Dads

Not Just Moms: Recognizing Postpartum Depression in Dads

While maternal mental health gets the spotlight, many new fathers quietly face postpartum depression. It’s time to recognize the signs…

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Healing Mothers: How Ketamine Therapy Offers Hope for Postpartum Depression

Healing Mothers: How Ketamine Therapy Offers Hope for Postpartum Depression

Postpartum depression affects 1 in 7 mothers, yet most never receive effective care - learn how ketamine therapy offers fast,…

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Prism: A Science-Backed, Breakthrough PTSD Treatment

Prism: A Science-Backed, Breakthrough PTSD Treatment

Prism – a new, FDA-approved technology proven to treat PTSD. Noninvasive, with no side effects, it helps patients control their…

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A Message from Our Founders: Addressing Misconceptions About Ketamine Therapy in the Media

A Message from Our Founders: Addressing Misconceptions About Ketamine Therapy in the Media

Recent media on Elon Musk’s ketamine use has helped spread misconceptions about ketamine. Our co-founders, Drs. Cheryl and Haviva Malina,…

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FDA Approves Spravato® as a Monotherapy: A Game-Changer in Depression Treatment

FDA Approves Spravato® as a Monotherapy: A Game-Changer in Depression Treatment

Interested in trying Spravato but don’t want to take an oral antidepressant? The FDA has now approved esketamine as a…

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Can PTSD Develop Years After a Traumatic Event?

Can PTSD Develop Years After a Traumatic Event?

Can PTSD develop long after a traumatic event? What is delayed-onset PTSD? Dr. Malina explains.

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Embracing Change with Ketamine Therapy: Moving the Needle in Your Life

Embracing Change with Ketamine Therapy: Moving the Needle in Your Life

Is this the year you can make a drastic change in your mental health? Can ketamine therapy make a difference?…

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Boosting Your Progress: Spravato Maintenance Sessions

Boosting Your Progress: Spravato Maintenance Sessions

What are the benefits of Spravato maintenance sessions? Discover the benefits of additional sessions, when you might need them –…

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Beyond the Buzz – Does Ketamine Therapy Really Work? What the Research Says

Beyond the Buzz – Does Ketamine Therapy Really Work? What the Research Says

You’ve heard the buzz. But what about the science? Learn what the research shows about the effectiveness of ketamine in…

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Dispelling Ketamine Myths: Answers to the 4 Most Common Questions

Dispelling Ketamine Myths: Answers to the 4 Most Common Questions

Considering ketamine but have some concerns? We debunk common myths and share answers to the most common questions we hear.

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Understanding the Two Types of Bipolar Depression

Understanding the Two Types of Bipolar Depression

We take a closer look at Bipolar Depression and explain the two different types.

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How Ketamine Heals: 3 Distinct Mechanisms Explained

How Ketamine Heals: 3 Distinct Mechanisms Explained

Discover how and why ketamine provides rapid, lasting relief.

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What Are the Signs of Alcohol Addiction?

What Are the Signs of Alcohol Addiction?

Where’s the line between casual drinking and addiction? Learn the signs.

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Can Bipolar Depression Develop in Your 30s?

Can Bipolar Depression Develop in Your 30s?

While less common, bipolar disease can develop later in life. Learn more about the symptoms and how ketamine therapy can…

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A Message from Our Founders: Ensuring Safe Ketamine Therapy After Matthew Perry’s Tragedy

A Message from Our Founders: Ensuring Safe Ketamine Therapy After Matthew Perry’s Tragedy

A letter from our founders: The tragic, preventable death of Matthew Perry underscores the importance of receiving ketamine in a…

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Why (and When) You Might Need Ketamine Boosters

Why (and When) You Might Need Ketamine Boosters

Will you need ketamine booster treatments – and how often? We share the details.

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Ketamine or ECT? Making an Informed Decision for Treatment—Resistant Depression

Ketamine or ECT? Making an Informed Decision for Treatment—Resistant Depression

Both ECT and ketamine therapies are proven to help people with TRD. What are the pros and cons of each?

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Ketamine for Anxiety and Other Mental Health Disorders: A Breakthrough Treatment That’s Changing Lives

Ketamine for Anxiety and Other Mental Health Disorders: A Breakthrough Treatment That’s Changing Lives

Hope, at last. Ketamine therapy is helping thousands of people recover from severe anxiety.

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Thinking about At-Home Ketamine Treatment? Think Twice!

Thinking about At-Home Ketamine Treatment? Think Twice!

Learn the risks of at-home ketamine treatment, and why it’s less effective than treatment received in a professional setting.

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Revolutionizing Depression Treatment: Stanford’s Breakthrough Study Offers Fresh Hope for Those with Treatment-Resistant Depression

Revolutionizing Depression Treatment: Stanford’s Breakthrough Study Offers Fresh Hope for Those with Treatment-Resistant Depression

A new Stanford study identified 6 biotypes of depression. Learn why the study is so significant for treatment.

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Creating Safe Spaces: The Importance of Inclusive Mental Health Care for the LGBTQ+ Community

Creating Safe Spaces: The Importance of Inclusive Mental Health Care for the LGBTQ+ Community

LGBTQ+ individuals are 2X as likely to face mental health issues. Learn why it’s important to provide affirmative, inclusive and…

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Spravato vs. IV Ketamine: Which Is Right for Me?

Spravato vs. IV Ketamine: Which Is Right for Me?

When it comes to treatment-resistant depression (TRD), intravenous low-dose ketamine infusions and esketamine nasal spray (Spravato®) provide alternatives to traditional…

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4 Surprising Signs of OCD

4 Surprising Signs of OCD

Obsessive-compulsive disorder (OCD) takes a big toll on your energy and time. In severe cases, the demands of OCD interfere…

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The Many Uses for Ketamine Therapy

The Many Uses for Ketamine Therapy

Developed as a surgical anesthetic in the 1960s, ketamine first found success as a field medicine during the Vietnam War.…

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Can You Have Both Depression and Anxiety?

Can You Have Both Depression and Anxiety?

Anxiety and depression are separate conditions with different symptoms, yet they overlap considerably. You can have both conditions, independently or…

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The Physical Toll of Mental Health Problems

The Physical Toll of Mental Health Problems

Most people understand from their own observations that mental and physical health affect each other. Nothing is all in your…

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Surprising Ways to Address Depression You Haven’t Considered

Surprising Ways to Address Depression You Haven’t Considered

Typically, your treatment options for depression include a combination of psychotherapy and antidepressant medications. While this works for many, some…

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What Most Don’t Realize About PTSD

What Most Don’t Realize About PTSD

Not all traumas are physical. Events that provoke strong emotional shocks can cause long-lasting symptoms of anxiety and uncontrolled thoughts.…

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3 Habits You Might Not Realize Are Connected to OCD

3 Habits You Might Not Realize Are Connected to OCD

Obsessive-compulsive disorders (OCD) typically feature patterns of fears and thoughts that drive recurring actions, or compulsions. Usually, these center around…

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Can Chronic Pain Go Away on Its Own?

Can Chronic Pain Go Away on Its Own?

Any pain that persists longer than three months may be diagnosed as chronic. It happens virtually anywhere in the body…

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How Ketamine Infusion Can Support Alcohol Addiction Recovery

How Ketamine Infusion Can Support Alcohol Addiction Recovery

Like any addiction, those with severe alcohol use disorder may have a hard time breaking the cycle. Typically treated with…

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Living With OCD

Living With OCD

Obsessive compulsive disorder (OCD) is a complex mental health issue characterized by cognitive distortions that can build to a cycle…

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What You Can Do About Chronic Pain?

What You Can Do About Chronic Pain?

Defined loosely as pain that lasts longer than three months, chronic pain can be a treatment nightmare, since pain medications…

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How Ketamine Is Used in Mental Health Treatments

How Ketamine Is Used in Mental Health Treatments

Ketamine, a drug introduced in the 1960s as an anesthetic, has garnered marked interest over the past two decades as…

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When Does Depression Require Professional Help?

When Does Depression Require Professional Help?

The human condition is all about a mix of a wide range of emotion. It’s normal to feel depressed occasionally,…

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Ground-Breaking New Help for PTSD

Ground-Breaking New Help for PTSD

The effects of post-traumatic stress disorder (PTSD) can be disabling as a victim relives the emotional upheaval of a previously…

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How Ketamine Treatment Can Help People with Alcohol Addiction

How Ketamine Treatment Can Help People with Alcohol Addiction

Ketamine has long been used as an anesthetic in both surgical and field hospital situations. It’s only recently that ketamine…

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How Spravato® Differs From Traditional Antidepressants

How Spravato® Differs From Traditional Antidepressants

When it comes to treating depression, no single method works for all. Spravato® is the newest treatment option that activates…

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