The Alpha Hormones® Team

Meet Our Medical Providers

Thoughtful care. Lasting connection. Meet the medical professionals dedicated to your hormone health, longevity, and quality of life.

Our Approach to Care

Care Begins With Listening

Your symptoms, questions, and goals deserve time and attention. We take the time to understand your health history, explain your options, and involve you in decisions about your care.

Physician-Led Care

Medicine Guided by Science and Personal Connection

Dr. Tek is a board-certified American physician. He founded Alpha Hormones® to provide attentive, individualized care informed by clinical evidence, careful listening, and each patient’s long-term health goals.

Leadership

Clinical and Business Leadership

Dr. Tek has held leadership roles across private medical practices and federally qualified health centers in California. As a Medical Director, he has led multidisciplinary teams and supported initiatives designed to improve healthcare access, clinical operations, and care delivery.

His public-health service received commendation from a Los Angeles County Supervisor. He is also a former member of Forbes Business Council and a published Forbes Councils contributor.

Read His Forbes Article
The Practice

Why He Founded Alpha Hormones®

Dr. Tek founded Alpha Hormones® after working with underserved communities, where he saw how complex symptoms, hormone imbalances, and underlying health concerns could sometimes remain unrecognized or not fully addressed within conventional models of care.

His vision is to combine evidence-based medicine with advanced diagnostics, health optimization, and emerging longevity-focused treatments to help patients improve their quality of life, preserve function, and pursue healthier aging.

Clinical Interests

Hormone Health, Peptides and Regenerative Medicine

Dr. Tek’s clinical interests center on individualized hormone care, metabolic health, peptide therapy, regenerative medicine, advanced imaging, preventive diagnostics, and innovative technologies that may support healthier aging.

He is also interested in the responsible use of artificial intelligence to identify meaningful clinical patterns, strengthen treatment planning, and advance innovation in hormone and longevity medicine.

Hormone Health for Men and Women
Metabolic Health and Medical Weight Management
Peptide Therapy
Regenerative Medicine
Stem-Cell and Exosome Therapeutics
Advanced Imaging and Preventive Diagnostics
AI-Supported Medicine and Clinical Innovation

Guiding Principle

“My greatest specialty is my dedication to my patients. Exceptional care begins with compassion, attentive listening, and a commitment to evidence-based medicine.”

The Alpha Team

Meet Our Medical Providers

Get to know the experienced, board-certified medical professionals committed to attentive, individualized care throughout your Alpha Hormones® journey.

Monikeo Williamson, board-certified Family Nurse Practitioner
FNP-BC · ABAAHP

Monikeo Williamson

Board-Certified Family Nurse Practitioner

Monikeo’s clinical practice focuses on personalized hormone health, metabolic wellness, integrative care, and longevity-focused medicine.

Professional Biography

At Alpha Hormones®, she works closely with patients to understand their symptoms, health history, laboratory findings, lifestyle, and long-term wellness goals. She uses this information to help develop individualized, evidence-informed care plans designed to support improved health, vitality, and quality of life.

Her background as a Registered Nurse and advanced practice provider contributes to a thoughtful, compassionate approach grounded in patient education, careful listening, and ongoing clinical evaluation.

Education and Certification
  • Houston Christian University: Master’s Degree in Nursing, Family Nurse Practitioner
  • University of Texas Health Science Center at San Antonio: Bachelor of Science in Nursing
  • University of Houston: Undergraduate studies
Outside the Clinic

Outside the clinic, Monikeo enjoys spending time with her young son and her much-loved corgis. She also enjoys strength training, running, and fitness classes.

Kellie Klien, board-certified Physician Assistant
PA-C

Kellie Klien

Board-Certified Physician Assistant

Kellie combines experience in women’s health, reproductive endocrinology, infertility, and food-allergy care with a compassionate whole-person approach.

Professional Biography

Kellie is a Physician Assistant devoted to compassionate, individualized care. She believes healthcare is most effective when patients feel heard, understood, and included in decisions about their treatment.

At Alpha Hormones®, she partners with patients to look beyond symptom management, explore contributing factors, restore balance, and support lasting improvements in quality of life.

Education
  • Midwestern University, Glendale: Master of Science in Physician Assistant Studies
  • Gonzaga University: Bachelor of Science in Human Physiology
Outside the Clinic

Kellie enjoys hiking, traveling, discovering new restaurants, cooking, baking sourdough bread, reading, visiting the beach, and playing volleyball.

Marcus Lee, board-certified Family Nurse Practitioner
FNP-C

Marcus Lee

Board-Certified Family Nurse Practitioner

Marcus brings experience in emergency nursing, primary care, chronic-condition management, functional medicine, and individualized hormone health.

Professional Biography

Marcus began his clinical career as a Registered Nurse in the emergency department at White Memorial Hospital, where he developed strong diagnostic and assessment skills.

He later transitioned into primary care and has supported thousands of patients with chronic-condition management and long-term health improvement. He brings a thoughtful, whole-person perspective to each patient encounter.

Education
  • California State University, Los Angeles: Master’s Degree in Nursing, Family Nurse Practitioner
  • California State University, Los Angeles: Bachelor of Science in Nursing
  • University of Southern California: Bachelor of Science in Business Administration and Information Systems
Outside the Clinic

Marcus is a lifelong learner who enjoys reading, gardening, hiking, camping, surfing, fishing, stargazing, and spending time outdoors with his family.

Julianne Humason, board-certified Family Nurse Practitioner
FNP-BC · ABAAHP

Julianne Humason

Board-Certified Family Nurse Practitioner

Julianne brings experience in primary care, internal medicine, integrative medicine, women’s health, hormone therapy, and longevity-focused care.

Professional Biography

Julianne began her healthcare career as a Registered Nurse, caring for patients in orthopedic and oncology units in Southern California. She became a board-certified Family Nurse Practitioner in 2019.

She is committed to spending meaningful time with patients, listening closely to their concerns, and developing personalized care plans supported by strong therapeutic relationships.

Education
  • University of California, Los Angeles: Master’s Degree in Nursing, Family Nurse Practitioner
  • California State University, Northridge: Bachelor of Science in Nursing
  • University of San Francisco: Bachelor of Science in Biology
Outside the Clinic

Julianne enjoys running, hiking, Peloton workouts, mountain activities, cooking, baking, and spending time with friends, family, and her three nieces.

Medical Care Designed Around You

Ready to Take the Next Step?

Meet with one of our board-certified providers to discuss your concerns, health goals, and available care options.

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In-person and telehealth appointments available