Specialists

David Katz, MD, MPH, FACPM, FACP, FACLM

Scientific Advisor

Preventive-medicine physician and prolific public-health voice — founded Yale-Griffin PRC and True Health Initiative

Michael Kelly, DO

Co-FounderIn-Person

Bioidentical hormones, injection therapy, aesthetics, and hair rejuvenation from the Rhode Island co-owner DO

Megan Kershner, MSN, APRN, AGNP-C, MSCP

Nurse PractitionerVirtual + In-Person

Menopause Society Certified APRN focused on HRT, menopause care, Biote pellets, and adult-gerontology care

Amy Killen, MD

CMOIn-Person

Women's longevity, hormones, regenerative medicine, and sexual-health care from Humanaut's CMO and co-founder

Kristy King, MD

Staff PhysicianTelehealth

Board-certified family physician with Arizona integrative-medicine fellowship training, focused on women's hormone therapy and neuroendocrine care

Lauren Klein, MPAS, PA-C

Physician AssistantIn-Person

Internal-medicine PA-C focused on biomarker-driven longevity care, metabolic health, hormones, and weight management

Carolina Kobayashi, MD

Staff PhysicianIn-Person

Rheumatology and pain medicine for autoimmune disease, fibromyalgia, chronic pain, and unclear symptoms

Hormone balance, nutrition, exercise science, and recovery care from a PA-C with 20-plus years of clinical experience

Gideon Kopernik, MD

Staff PhysicianIn-Person

Menopause and HRT specialist applying Israeli Menopause Society leadership to women's healthy aging

Elena Kouini, BSc, MRes

ResearcherIn-Person

Genomics scientist focused on NIPT, prenatal screening, and reproductive-genetics interpretation

Douglas Kuxhausen, DO

Co-FounderIn-Person

Hormone optimization, PRP, prolotherapy, and injury-focused injection care from the Carmel co-owner DO

Andes Lai, MD, MBA, AFMCP, LCP

Co-FounderIn-Person

Functional and longevity medicine doctor leading Medkos clinical care with a metabolic-prevention focus

Irene Lai, MBBS

Staff PhysicianIn-Person

Executive-health physician with internal medicine, dermatology, travel medicine, and International SOS global-health experience

Angela Lana, MD

Staff PhysicianIn-Person

ENT-rooted sleep medicine for snoring, sleep apnea, daytime sleepiness, and upper-airway evaluation

Naras Lapsys, BSc(Hons), MSc, PhD, APD, ACAAM, ABAAHP

DietitianVirtual + In-Person

PhD molecular geneticist turned longevity dietitian, with 20+ years translating metabolic research into food plans

Nikolina Lauc

Co-Founder

GlycanAge CEO translating family glycomics research into a consumer biological-age testing company

GlycanAge co-founder and CTO building the digital platform behind IgG glycan biological-age reports

Gordan Lauc, PhD

Co-Founder

Glycobiology scientist whose IgG glycan research underpins GlycanAge's biological-age test

Jim Lebret, MD

Medical Director

Internist board-certified in internal and lifestyle medicine, with a neurobiology research background and years of Manhattan concierge practice

Valerie Leduc, MD

Co-FounderIn-Person

Angiologist and aesthetic physician leading Maison Epigenetic medical direction, biological-age assessment, and longevity protocols

Founder and CEO of Lifespire, bringing fintech, product, and AI systems experience into physician-led longevity care

Ørjan Lillevik, Leg. Naprapat

NaprapathIn-Person

Manual therapy, diagnostic ultrasound, and running-focused rehab from Revi's licensed naprapath in Ekerö

Mike Linkous, PA-C

Physician AssistantVirtual + In-Person

TRT and integrative hormone care from a PA-C with sports orthopedics, family medicine, pain management, and personal TRT experience

Molly Linnane, FNP-BC

Nurse PractitionerIn-Person

Hormone optimization, BHRT, IV therapy, and biomarker-led care from an A4M-trained family nurse practitioner

Danél Lombard, MPT, PhD

PhysiotherapistIn-Person

Physical therapy director blending orthopedic rehab, somatic studies, depth psychology, yoga, and body-based healing

Katie Lombardi, NBC-HWC, INHC

Health CoachIn-Person

Board-certified health coach helping Love.Life members turn gut, nutrition, and lifestyle plans into daily habits

Manuel Luján Bonete, MD

Independent PracticeIn-Person

Sleep medicine and clinical neurophysiology for apnea, restless legs, parasomnias, and circadian rhythm care

Jake Lukenda

Clinical LeadIn-Person

Lab Supervisor supporting the on-site diagnostic workflow behind PLC same-day results

Dimitrios Lypitkas, BSc, MSc

ResearcherIn-Person

Biology lab lead behind Astrea's whole-exome sequencing, genetic panels, and molecular diagnostics

John Mackey

CEO

Whole Foods Market co-founder leading Love.Life's food-as-health, lifestyle-medicine, and conscious-capitalism thesis

Bruna Magalhães, MD

Staff PhysicianIn-Person

Endocrinology for hormones, weight, gut modulation, and healthy aging, with a separate digital program

Andrea Maier, MD, PhD, FRACP

Co-FounderIn-Person

Geroscientist with 500+ peer-reviewed papers, NUS leadership, and the clinical method behind Chi Longevity

Michelle Maiolo, FNP-BC

Nurse PractitionerVirtual + In-Person

Hormone, nutrition, and exercise-focused FNP-BC with 20+ years across nursing, pain management, and addiction medicine

Mike Mallin, MD

Executive

Board-certified ER physician and Wild Health co-founder shaping TruDiagnostic's epigenetic product experience

Internal and geriatric medicine specialist focused on dementia prevention, cognitive aging, and longevity strategy

Eric Marcotulli

Co-Founder

Elysium Health co-founder and CEO bringing venture and consumer-health operating context to Index

Natália Martini Perez, MD

Staff PhysicianIn-Person

Endocrinology, internal medicine, and nutrology training for hormone, metabolic, and nutrition-linked care

Andréa Massad Ribeiro, MD

Consulting PhysicianIn-Person

Gynecology, obstetrics, hysteroscopy, endometriosis, and pelvic-pain care from an ICESP-trained surgeon

UK-trained family and lifestyle medicine physician on Elitra's preventive exam team

Philip Mathen, MBBS

FounderIn-Person

Preventive and lifestyle medicine from a 30-year intensive-care physician leading private executive health assessments

Markus Mattiasson

Head of ResearchIn-Person

Research translation, lab interpretation, and biological-age tracking for Revi's Performance-tier longevity protocols

Clara Mazloum, MSc, RD

DietitianIn-Person

Registered dietitian doing clinical nutrition, sports nutrition, and longevity-focused meal planning in Arabic, English, and French

Lisa McDowell, MS, RDN, CSSD, DipACLM, CNSD, CSNC

DietitianIn-Person

Sports and lifestyle-medicine nutrition advisor with Red Wings, Team USA Hockey, hospital-farm, and metabolic-performance depth

Craig McGee

Co-Founder

Business co-founder with two decades of institutional equities leadership across UBS, HSBC, Deutsche Bank, and Standard Chartered

Sally McGrath

Health CoachIn-Person

Burnout-prevention coach, author, and speaker supporting post-assessment behaviour change at Veritas

Scientifically trained patient coordinator guiding LMI discovery calls, program selection, and onboarding

Lázaro Medeiros, RD, MSc

DietitianIn-Person

Nutritional genomics consults translating genetic results into food, supplement, and lifestyle plans

Alexandra Mello-Ryan

DietitianIn-Person

Biomarker-guided private cooking for LMI clients, translating clinical nutrition goals into in-home meals