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Transforming lives

From Pain to Possibility

Endometriosis Specialists — Integrative Endometriosis Excision™

Advanced Robotic MIGS Endometriosis Excision

Precision excision surgery, from early to deeply complex disease.

Precision Integrative Endometriosis Care

Molecularly informed, systems-based care before and after surgery.

Closeup of robotic arms and tooling of the DaVinci robotic surgery machine
A female doctor sitting beside a female patient in an exam room with her hand on the patients shoulder offering comfort and reassurance, while patient and doctor both smile.

Welcome to the Lotus Endometriosis Institute

High Tech meets Warm Touch

Careful listening, advanced technology, clear guidance—from first consult through recovery.


Led by Dr. Steven Vasilev, MD—structured, evidence-based surgical and integrative care across the spectrum of endometriosis and adenomyosis.

4

Board Certifications

Gynecology, Gynecologic Oncology, Integrative & Holistic Medicine

30+

Years Experience

Complex minimally invasive surgery, including MIGS endometriosis excision

0

Major Surgical Complications

In the past decade of surgery

A closeup of Dr Steven Vasilev MD, director of Lotus Endometriosis Institute

Dr. Steven Vasilev MD

A female patient resting in a wheel chair speaking with her physicians after her successful surgery
A female nurse smiling while speaking with a patient resting in bed after a successful surgery

“A doctor that is truly knowledgeable

I traveled from Colorado to California to have Dr. Vasilev perform an endometriosis excision surgery on me. I cannot say how thankful and grateful I am that I did.”

— Charley McGill, Patient, Santa Monica

Real Results. Real Relief.

Robotic MIGS precision backed by advanced surgical training and decades of experience.

Science-Driven, Patient-Focused

The Lotus Approach

We combine advanced robotic excision surgery with comprehensive integrative support—nutrition, hormonal optimization, microbiome balance, stress and neuro-immune-endocrine axis modulation —to help optimize recovery.


Every plan is personal. There’s a reason patients come to California.

01

Listen & Clarify

We start with careful listening, review of records, and deep clinical context.

Explore Evaluation Process

02

Excision

Expert robotic surgery and integrative prep when it's the right fit for you.

Explore Excision Process

03

Heal

Evidence-based integrative care to ensure your recovery & long-term wellness.

Explore Integrative Healing

Our Patients

Our patients seek more than quick answers. They come for careful listening, expert evaluation, and a clear plan—guided by experience, precision, and follow-through.

Our Team

You’re supported by more than a surgical plan. Our team and trusted partners help coordinate the details that matter—so care feels clear, connected, and consistent.

Insights, News, & Expert Guidance

Explore Recent Posts

Explore our regularly updated posts for clear answers and expert-guided insights to questions about endometriosis, treatment options, and whole-person care.


Reach Out

Have a question?

Dr. Steven Vasilev delivers best-in-class endometriosis guidance and a personalized treatment plan—built on evidence and your unique biology.


Led by Steven Vasilev, MD—an internationally recognized endometriosis specialist & MIGS surgeon—Lotus Endometriosis Institute is virtual-forward, with many patients traveling nationally for care. Clinical evaluation and surgical treatment are provided in California.

Call Us

(424) 255-1340

Santa Monica, CA

2121 Santa Monica Blvd, Santa Monica, CA 90404

Operating Hours

8:00 am - 5:00 pm
Monday - Friday

Arroyo Grande, CA

154 Traffic Way, Arroyo Grande, CA 93420