Dr. Tania Dempsey

Dr. Tania Dempsey Dr. Tania Dempsey founded AIM Center For Personalized Medicine (AIM) in Westchester County, NY.

04/02/2026

We should not be this comfortable dismissing what we don’t understand.

205 children a day being diagnosed with vector-borne infections is not a small statistic. It is an alarming signal.

What we are seeing in clinic is rarely just infection. It has many layers… toxins, stress, environmental exposures, immune systems that are overwhelmed. The list goes on.

Then a child starts to change and too often the response is “it is psychological” or “they will grow out of it.”

Sometimes that is part of the story, but it is almost never the whole story.

Parents know when something is off and their instinct matters.

Catching these patterns early changes the trajectory. Waiting does not.

This is why these conversations matter. Not just for patients, but for the clinicians who are still being taught to look at these issues in isolation.

We have to do better.

To the parents following me 👇
Have you had to push for answers?
How hard did you have to fight to be taken seriously?

Comment CASEY and I’ll send you the full episode 🤍

Passover is a sacred time to reflect on the journey of liberation, appreciate the blessings we’ve been given, and cheris...
04/01/2026

Passover is a sacred time to reflect on the journey of liberation, appreciate the blessings we’ve been given, and cherish meaningful moments spent with our loved ones who matter most 🙏🏻

From my family to yours, I wish you a joyous Passover filled with peace and connection ❤️

It’s not just stubborn fat. The fact that so many women are still being told that is the problem.Lipedema is often dismi...
03/28/2026

It’s not just stubborn fat.

The fact that so many women are still being told that is the problem.

Lipedema is often dismissed as weight gain, but if it were that simple, diet and exercise would work.

They don’t.

MCAS is a pattern I keep seeing over and over again. It explains why the “eat less, move more” advice often fails.

If you’re seeing this and have lipedema…does this sound like your experience? 🤍

03/26/2026

We’re learning that what the body holds onto matters.

I’m currently undergoing my third TPE (therapeutic plasma exchange) and wanted to share a glimpse into a study we’re just wrapping up.

We’ve been looking at levels of PFAS, often referred to as “forever chemicals”, in urine before and after TPE.

These are compounds many of us are exposed to daily through water, food packaging, and the environment… and they don’t easily leave the body.

What we’re seeing so far is promising 👉 TPE appears to support the removal of PFAS, along with microplastics and other circulating toxins.

We’re still analyzing the full data set, and I’ll be sharing more once it’s published.

But this opens an important conversation:

What if part of what’s driving symptoms in complex patients… isn’t just what’s happening inside the body, but what the body hasn’t been able to clear?

If you’re curious about therapeutic plasma exchange and how it works, comment TPE and I’ll share more 👇

03/23/2026

Feeling “better” after a virus doesn’t mean your body is back to baseline.

What most people don’t realize 👉 Your immune system can stay in overdrive… even after you’ve recovered.

After travel, lack of sleep, and getting hit with a virus, I felt it.

So instead of waiting it out, I’m doing something about it.

Therapeutic Plasma Exchange (TPE) helps remove inflammatory molecules and cytokines that can linger post-infection.

This is my third session and if it’s anything like the first two, I’m expecting a noticeable shift.

I currently offer TPE at The AIM Center in Purchase, NY 💉 Curious how it works? Comment TPE or contact my office at (914)-730-7390 to get started.

03/20/2026

If your symptoms started during a hormonal shift, that’s not random.

Puberty, postpartum, and perimenopause are some of the most common times I see MCAS symptoms appear or suddenly get worse.

Mast cells are designed to detect change… so when estrogen and progesterone fluctuate up or down, they respond.

That response can show up as inflammation, new symptoms, or symptoms that no longer follow a predictable pattern.

If this timeline sounds familiar, it may be time to look beyond hormones alone.

If you have MCAS, did any of these hormonal shifts hit you hard? 👇

03/18/2026

I don’t skip sweets… I just upgrade them! 🍫

So many of the conversations I have with patients come back to food…what to avoid, what to add, and what actually supports the body.

I love making these brownies for my family because we can indulge guilt-free and actually nourish our bodies at the same time.

Click here for my recipe: https://drtaniadempsey.com/optimum-paleo-protein-brownies/

PS: You’ll want to make a big batch. These disappear fast! 😏

Therapeutic Plasma Exchange (TPE) is a medical therapy we use at The AIM Center to help clear inflammatory substances fr...
03/15/2026

Therapeutic Plasma Exchange (TPE) is a medical therapy we use at The AIM Center to help clear inflammatory substances from the bloodstream so the body can recalibrate.

Here’s a simple look at how it works and who it may be right for. Comment TPE below and I’ll send you the full breakdown 👇

03/13/2026

The uncomfortable truth? Many doctors receive very little real training in nutrition.

There’s currently a proposal to increase nutrition education in medical school to 40 hours, and it has sparked a lot of debate.

From my perspective, this is LONG overdue.

When I reflect on my own medical training, nutrition was barely addressed in a way that could actually help patients. Most of what I use in practice today is knowledge I had to seek out myself.

If doctors understood nutrition better, something important would happen first: Doctors themselves would get healthier.

When physicians understand how to care for their own bodies, they’re far better positioned to guide their patients.

If we want a healthier population, we have to start by educating the people responsible for caring for it.

Curious where my followers stand here 👀 Should nutrition play a bigger role in med school?

03/12/2026

Stop calling everything histamine intolerance 🚫

This term gets used far too broadly and while it can certainly exist, the reality is that many patients labeled this way are actually dealing with something much more complex.

When someone’s symptoms don’t improve with antihistamines, DAO enzymes, or a strict low-histamine diet, it’s worth asking a bigger question 👉 Is this really a histamine problem… or are mast cells involved?

Both of these conditions can look very similar but the underlying biology and treatment approach can be very different.

In my clinical expertise, many patients who were told they have histamine intolerance actually have MCAS at the root. When that distinction is missed, patients often continue to struggle without getting the care they truly need.

How many of you were first told you had “histamine intolerance” before learning about mast cell activation? 🤯

03/06/2026

“I’ve tried multiple MCAS treatments and nothing worked… does that mean I don’t have MCAS?” 😵‍💫

It’s a great question that highlights how complex MCAS really is.

The reality is that mast cells are incredibly complex. What works for one person may do very little for another.

Sometimes it means the right pathway hasn’t been targeted yet or there may be an underlying trigger still activating the mast cells… but lack of response to a few therapies doesn’t automatically mean the diagnosis is wrong.

MCAS is often a process of uncovering the right drivers and finding the combination that finally helps calm the immune system.

If you’re trying to understand MCAS and still feel like pieces of the puzzle are missing, I created a free masterclass called MCAS Exposed.

I break down the myths, misconceptions, and patterns I see in patients every day so you can start making sense of what’s actually happening in your body.

If you’re still connecting the dots between your symptoms, this is a great place to start.

https://drtaniadempsey.com/mcas-exposed/

Address

3010 Westchester Avenue Suite 404
Purchase, NY
10577

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My Story

I've always been driven to treat patients who are unable to get answers about their health from other doctors. I refer to the phenomena as “mystery-illness” patients. These patients have complex, chronic illnesses that no one else has been able to figure out. This has become my niche and I believe that is because I think outside the conventional box of medicine.

I know that these patients are sick and I know there's something wrong, and I desperately want to figure it out for them.

While I’ve always been passionate about helping patients get to the root cause of their illness, my practice and understanding of the human body has evolved through my personal experiences.

When I first started my integrative medicine practice nine years ago, I was introduced to Dr. Richard Horowitz, when we spoke at a conference together. I was overwhelmed in a good way by the information that he presented, and I vividly remember the conversation I had with him afterwards. He knew that I was practicing medicine in Westchester County, NY, a suburb of New York City, which is endemic for Lyme disease.