Dr. Tania Dempsey

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

11/02/2025

What if we could reset the immune system? đź’­

That’s the idea behind plasmapheresis (also known as therapeutic plasma exchange).

By filtering the blood, we can remove inflammatory cytokines, toxins, infections, and even a small population of circulating mast cells. The goal is to calm the system and restore balance.

It’s one of the many ways research is evolving to support patients living with MCAS.

Fellow clinicians: considering TPE for your patients? The AIM Center can help coordinate and deliver treatments safely and effectively. Reach out to our team to learn more 👇

https://drtaniadempsey.com/contact/

10/30/2025

While MCAS can’t be cured, it can be calmed.

Many patients experience long, stable periods when symptoms fade into the background.

When the right support is in place and triggers are avoided, mast cells can stay calm for months, even years.

That’s what remission looks like. That’s what we work toward every day.

Have you experienced a time when your symptoms felt completely under control?

10/30/2025

Years before MCAS was widely known, I saw the pattern, and I couldn’t ignore it.

That’s when I reached out to Dr. Lawrence Afrin, and together, we made MCAS our mission.

Years later, we’re still uncovering new layers of this condition and helping patients finally connect the dots.

Clinicians - when did MCAS first land on your radar?

10/27/2025

I get this question all the time: Can MCAS be cured?�I’ve seen it happen time and time again.

When we identify triggers and address the underlying causes, mast cells can calm and patients can go months, even years, without flares.

Remission is possible - I’ve seen it firsthand. It just takes detective work, patience, and the right multi-pronged approach.

Have you (or your patients) ever experienced a period where your symptoms disappeared?

10/27/2025

One of the most overlooked MCAS triggers? 👉 Vitamin D deficiency.

Mast cells have vitamin D receptors, meaning your D status directly affects how reactive they are. When vitamin D is low, inflammation rises. When it’s optimal, mast cells calm.

I’ve seen remarkable changes in patients by optimizing vitamin D alone. It’s a small test that can yield life-changing results.

If you’re treating or living with MCAS, start here: know your vitamin D range. It’s one lab marker I never overlook, because correcting it can shift the entire immune landscape.

From my conversation with on her podcast 🎧 Listen here 👇

https://www.youtube.com/watch?v=vcs4uUl8OnY

10/24/2025

In this clip from my conversation on The Girlfriend Doctor Podcast with Dr. Anna Cabeca, I shared why one immune cell could be behind everything from rashes to brain fog to tachycardia.

Mast cells are everywhere. When they become overactive, they can trigger inflammation that mimics dozens of different conditions.

That’s the challenge (and the clue) with MCAS: it hides in plain sight.

I believe this is one of the most underrecognized drivers of chronic illness today.

Have you ever felt like your symptoms were coming from everywhere, but no one could connect the dots? 🔎

10/23/2025

In my practice, I often see MCAS patients struggle with insulin resistance and blood sugar instability.

Balancing glucose levels can be a surprisingly powerful way to calm mast cell activity and reduce inflammation.

For many of my patients, adjusting carbohydrates makes a noticeable difference in how they feel day to day.

If you’re living with MCAS, do you notice patterns between your blood sugar and flare days?
Share what’s helped you feel more steady below 👇

10/20/2025

COVID still comes up in so many conversations… in my DMs, with colleagues, and especially with new patients walking through my door.

Some people tell me they bounced back quickly. Others say they’ve never felt the same since.
So what’s the difference?

One clue may lie in how your mast cells respond.

For some, mast cells are overactive even before infection. COVID can push them into overdrive and trigger long-lasting symptoms.

That’s why identifying and supporting MCAS before illness (not just after) can make such a difference in how your body handles stress, infection, and recovery.

Have you noticed new or lingering symptoms since COVID?

The big picture is everything.Your body isn’t just a checklist of symptoms, it’s a story waiting to be understood.At my ...
10/19/2025

The big picture is everything.

Your body isn’t just a checklist of symptoms, it’s a story waiting to be understood.

At my practice, every case requires me to look at the full picture: your history, your biochemistry, your lived experience.

Your body is always communicating and it’s my job to listen.

Every symptom, every imbalance, every clue tells part of the story that guides us toward healing.

This philosophy is the foundation of how we practice medicine at The AIM Center and how we care for every patient who walks through our doors.

10/17/2025

These shelves hold more than supplements.
They hold years of research and results.

Every bottle here was chosen with intention: backed by data, refined through clinical experience, and trusted to help patients heal from the inside out.

These are the formulas I rely on the most - in my practice and in my own health.

Tap the link below and learn more about the products I trust most 👇

https://aimstore.net/

10/16/2025

Getting a diagnosis can feel like relief, until it doesn’t.

For so many patients, that label explains something, but not everything.
Sometimes the first diagnosis is just one piece of a much larger puzzle.

The moment everything starts to make sense is when you realize your body was never failing you. It was communicating with you.

Every diagnosis, every flare, every strange symptom is data.
You just needed someone who knew how to read it.

What’s one diagnosis that turned out to be just the beginning of your story? 💭

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.