A practice founded on a single conviction.
That the years at the end of life should be lived in genuinely good health — and that medicine, practiced thoughtfully and early, can make that possible.
A ten to fourteen year truth.
Modern medicine has done extraordinary things to extend lifespan. Improvements in nutrition, immunization, and sanitation have given us decades that earlier generations never had.
But for most adults, the final ten to fourteen years of life are shaped by chronic illness — heart disease, dementia, cancer, debilitating arthritis — not by choice. We call this gap between living and living well the healthspan gap, and closing it is the reason Essenza exists.
We don’t wait for symptoms to become diagnoses. We combine preventive screening, risk stratification, and targeted intervention to protect your healthspan — not just for today, but across the decades ahead.
The difference between how long we live
and how long we live well.
Prevention is more powerful than intervention. Symptoms are not destinies. The mind and body cannot be cared for apart.
Four principles that shape every visit.
How we work is as deliberate as what we treat. Every appointment, every recommendation, every plan is built on the same foundation.
Prevention‑first
We look for risk before it becomes diagnosis. Early screening, biomarker analysis, and risk stratification let us intervene before disease takes hold.
Root‑cause thinking
Instead of treating symptoms in isolation, we work like investigators — examining the upstream biology, environment, and patterns shaping how you feel.
Evidence‑based, always
From advanced biomarkers to FDA-cleared TMS and ketamine therapy, every intervention is chosen because the science supports it — and because it serves your long-term wellness.
Time as a clinical tool
Unhurried visits. Direct access to your care team. Proactive coordination of labs, imaging, and referrals. Concierge care measured in attention, not minutes.
Care that moves with you.
Hormones drive migraine. Mood shapes metabolism. Sleep alters cognition. The conditions that define modern healthspan don’t respect the boundaries between specialties — so neither do we.
Our four practices share charts, coordinate plans, and meet as one team. You are not handed back a checklist of referrals. You are guided through a single, unified path of care.
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01
Longevity & Internal Medicine Root-cause assessment of the biological processes of aging — advanced biomarkers, pharmacogenomics, body composition, biological age, hormone optimization.
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02
Women’s Health Unhurried, evidence-based gynecology and preventive care across every life stage — built around early screening, hormonal nuance, and long-term cardiovascular and cognitive health.
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03
Neurology Comprehensive evaluation and advanced treatment for migraine, chronic headache, and pain disorders — including second-opinion care for patients who haven’t found relief elsewhere.
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04
Psychiatry Thoughtful psychopharmacology paired with advanced interventions for treatment-resistant depression — including TMS and FDA-approved ketamine therapy.
Four specialists. One shared conviction.
Essenza was built by physicians who believe medicine is more than a fifteen-minute appointment — and that the patients they trained to serve deserve more than that.
Dr. Abonassar
Founding Physician, LongevityDr. Abonassar focuses on extending the years patients live in good health — addressing the root causes of aging through advanced diagnostics, personalized strategy, and a coordinated approach to chronic disease prevention.
Dr. Sean Daneshmand
Founding Physician, Women’s HealthA board-certified Ob/Gyn, Dr. Daneshmand brings unhurried, evidence-based women’s care rooted in compassion and dignity — with a clinical focus on early screening, preventive medicine, and longevity optimization for women across every life stage.
Dr. Roman
Founding Physician, NeurologyDr. Roman leads comprehensive evaluation and advanced treatment for migraine, chronic headache, and pain disorders — including second-opinion care for patients who haven’t found relief through prior treatments.
Dr. Peyman Tashkandi
Founding Physician, PsychiatryDr. Tashkandi practices thoughtful, evidence-based psychiatry paired with advanced interventions for treatment-resistant depression — including FDA-cleared TMS and FDA-approved ketamine therapy in a closely monitored clinical setting.
Many women feel rushed through visits, or told their symptoms are “normal.”
At Essenza, we practice differently. From hormones and heart health to migraine, mood, and menopause, our team treats the questions women have been asking for years — with the time, science, and respect those questions deserve.
Your health deserves a proactive plan.
Schedule a consultation with our team, or learn more about Essenza membership.