Naturopathic Endocrinology ยท Scottsdale, AZ + California Virtual

Your hormones deserve
answers, not assumptions.

At NMD Wellness of Scottsdale, Dr. Alissia Zenhausern-Pfeiffer, NMD, FABNE provides evidence-based, integrative care for women navigating fertility challenges, PCOS, thyroid disorders, Hashimoto's, and hormonal imbalances โ€” from preconception through postpartum.

Board-Certified NMD, FABNE In-Person ยท Scottsdale, AZ Virtual ยท California Now Accepting New Patients

"Your labs are normal.
Just keep trying."

If you've been told to come back in a year, that nothing looks wrong, or that stress is probably the issue โ€” you're not imagining it. Most of our patients arrive after months or years of being dismissed by providers who didn't have the time, the tests, or the training to look deeper.

We are not a wellness clinic with a supplement protocol and a hopeful attitude. Every recommendation we make is grounded in clinical research. Every test we order has a reason. We know which labs are actionable and which ones are noise โ€” and we don't waste your time or your money on the ones that won't change your care.

That precision is why reproductive endocrinologists, OB-GYNs, and fertility specialists across Arizona refer their patients to us. We speak the same clinical language, we work from the same evidence base, and we fill in what conventional medicine doesn't have time to address. Integrative care, done rigorously.

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Trying to Conceive
Whether you're just starting or have been trying for years, integrative fertility care addresses what conventional workups often miss โ€” ovarian reserve, thyroid function, hormonal balance, and cycle optimization.
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IVF Preparation & FET Support
Naturopathic care alongside your REI can meaningfully improve IVF success rates and frozen embryo transfer outcomes. We focus on the 90 days before retrieval โ€” optimizing egg quality, hormonal balance, and uterine receptivity โ€” and support FET cycles by addressing the inflammatory and immune factors that affect implantation. We work in parallel with your reproductive endocrinologist, not in place of them.
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PCOS
Irregular cycles, insulin resistance, acne, facial hair, weight changes โ€” PCOS looks different in every woman. We treat your subtype, not a checklist. Care is personalized to whether your goal is symptom relief, fertility, or both.
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Hashimoto's & Thyroid
Fatigue, hair loss, weight gain, brain fog โ€” often dismissed as "normal" labs. We run the full picture: TSH, Free T3, Free T4, and antibodies. Then we address the autoimmune root cause, not just the number.
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Pregnancy & Postpartum
From first trimester through postpartum recovery, hormonal shifts are profound. We provide the monitoring and support that conventional prenatal care rarely offers โ€” thyroid management, nutritional support, and postpartum hormonal care.
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Secondary Infertility
You've been pregnant before. That doesn't explain what's happening now. Secondary infertility deserves the same thorough evaluation as primary โ€” and the same level of care. We see a significant number of secondary infertility patients.
Dr. Alissia Zenhausern-Pfeiffer, NMD, FABNE โ€” Naturopathic Endocrinologist, Scottsdale AZ
Board-Certified Naturopathic Endocrinologist ยท NMD, FABNE

Dr. Alissia Zenhausern-Pfeiffer

Dr. Zen is one of a small number of naturopathic doctors in the country who holds the FABNE designation โ€” Fellow of the American Board of Naturopathic Endocrinology โ€” meaning she has completed advanced training and examination specifically in hormonal medicine.

Her approach combines the rigor of evidence-based medicine with the depth of integrative care. She runs comprehensive labs, interprets them in the context of optimal โ€” not just "normal" โ€” ranges, and builds treatment plans that address root causes rather than suppressing symptoms.

Patients across Arizona and California choose Dr. Zen because she does what most appointments don't allow time for: she listens, investigates, and treats the whole picture.

Doctor of Naturopathic Medicine (NMD) FABNE โ€” Board Certified Fertility Specialist PCOS & Thyroid Expert Concierge Practice

The concierge model exists
because one appointment isn't enough.

Hormonal health doesn't improve in a single visit. It requires continuity, follow-through, and a provider who knows your full picture โ€” not just the labs from today.

01
Unrushed appointments
Extended visit times so nothing gets missed. Your history, your labs, your goals โ€” reviewed thoroughly.
02
Direct access to Dr. Zen
Priority scheduling and communication between visits. You're not navigating a call center to reach your provider.
03
Comprehensive lab interpretation
We run and interpret the labs conventional medicine skips. Optimal ranges โ€” not just "within normal limits."
04
Care through every season
From preconception through postpartum, your plan evolves with you. One provider who knows your whole story.

What changes when you finally
feel heard.

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"Before Dr. Zen, I felt overwhelmed by the idea that I would never get pregnant. I had been seen by countless doctors and was told IVF was my next best option. I finally felt like I was part of my own fertility care โ€” working with my body instead of against it."

Former Patient Fertility
โ˜… โ˜… โ˜… โ˜… โ˜…

"I had recently completed an at-home hormone test and realized I had low ovarian reserve. Dr. Zen was the first provider who actually looked at the full picture and gave me a plan I could act on โ€” not just a referral to a specialist."

Former Patient Ovarian Reserve
โ˜… โ˜… โ˜… โ˜… โ˜…

"After years of being told my thyroid was fine while feeling terrible, Dr. Zen ran the labs my GP wouldn't order. Within months, I had energy again. I only wish I'd found her sooner."

Former Patient Hashimoto's

As Featured In

As featured in Shape, Popsugar, NBC News, Forbes, InStyle, Scottsdale Magazine

In-person in Scottsdale.
Virtual across California.

Arizona patients can be seen in-person at our Scottsdale clinic or virtually throughout the state. California residents receive the same evidence-based naturopathic care โ€” including new patient consultations, fertility evaluations, thyroid management, and lab reviews โ€” via telehealth.

Book Your Discovery Call

Ready to get real answers?

Start with a discovery call. Dr. Zen reviews your case before you meet, so your first conversation is already personalized to you. Limited spots available.

NMD Wellness of Scottsdale

Arizona โ€” In-Person & Virtual In-person (Scottsdale) & virtual statewide 9700 N 91st St A115-A Scottsdale, AZ 85258
California Patients Virtual appointments available All counties ยท Telehealth