Medical Director REJUV
Dr. Michael Feinberg, MD
Dr. Michael Feinberg is a licensed California physician and Medical Director for REJUV Aesthetics & Wellness, where he provides clinical oversight, protocol development, and medical supervision for advanced aesthetic and wellness treatments.
With extensive medical experience and a patient-first philosophy, Dr. Feinberg ensures that all medical services at REJUV are delivered under strict safety standards and in accordance with California medical regulations. His leadership supports the clinic’s commitment to medically responsible innovation across aesthetic and wellness care.
As Medical Director, Dr. Feinberg oversees and approves treatment protocols related to:
Medical weight loss programs (GLP-1 therapies including semaglutide & tirzepatide)
Injectable and regenerative aesthetic treatments
Microneedling and collagen-stimulating procedures
IV vitamin therapy and nutrient optimization
Peptide therapy and performance wellness protocols
Preventative and longevity-focused wellness services
He works closely with the REJUV clinical team to maintain standing orders, quality assurance standards, and ongoing protocol review to ensure every patient receives safe, effective, and medically supervised care.
Dr. Feinberg supports evidence-based use of modern therapies including GLP-1 medications such as semaglutide and tirzepatide, helping patients achieve sustainable weight loss, metabolic health improvements, and long-term wellness outcomes. His oversight ensures that all medical weight management programs are appropriately screened, prescribed, and monitored.
Through his leadership, REJUV Aesthetics & Wellness continues to deliver medically guided aesthetic and wellness services with a strong foundation in compliance, safety, and measurable patient results.
With decades of experience in patient care and medical practice, Dr. Feinberg brings a pragmatic, safety-first philosophy to modern aesthetic and wellness medicine. His role centers on establishing and maintaining physician-directed protocols that support safe implementation of innovative treatments while maintaining strict adherence to evidence-based medical guidelines.
As Medical Director, Dr. Feinberg oversees the clinical framework for a wide range of services including physician-supervised medical weight management, GLP-1–based metabolic programs, microneedling and collagen-stimulating procedures, injectable and regenerative aesthetic protocols, IV nutrient therapy, peptide-based wellness strategies, and preventative longevity-focused treatments. His involvement ensures that all services are delivered under appropriate medical supervision, screening standards, and ongoing quality assurance.
Dr. Feinberg works closely with the clinical and administrative teams at REJUV Aesthetics & Wellness to develop standing orders, patient safety procedures, and treatment guidelines consistent with California medical regulations and evolving industry standards. His leadership supports a structured and responsible approach to integrating emerging therapies and technologies into clinical practice.
Recognized for his balanced and disciplined approach to medical oversight, Dr. Feinberg emphasizes responsible adoption of new therapies supported by clinical rationale and patient outcome data. Under his supervision, REJUV Aesthetics & Wellness maintains a strong foundation of medical accountability while offering modern, non-invasive treatment options designed to support patient wellness, aesthetic goals, and metabolic health.
Dr. Michael Feinberg is a highly experienced physician with more than 35 years in clinical practice, specializing in general and preventive medicine with a strong focus on comprehensive patient care and long-term health optimization. He earned his medical degree from the prestigious Albert Einstein College of Medicine and has built a respected career in primary and preventive medicine, telehealth, and medical oversight, supporting safe, evidence-based care across a wide range of treatment programs.
Dr. Feinberg’s role as Medical Director reflects a commitment to professional integrity, regulatory compliance, and high standards of patient care. Through physician-guided oversight and ongoing protocol evaluation, he helps ensure that every service offered at REJUV Aesthetics & Wellness aligns with accepted medical practices and prioritizes patient safety, transparency, and measurable outcomes.
Professional Credentials
California Medical License: G68023
New York Medical License: NY234505-1
Role: Medical Director & Supervising Physician
Medical Director Contact (Administrative)
Phone: 760-230-6499
Email: rejuvcarlsbad@gmail.com
Frequently Asked Questions
Medical Oversight & Weight Loss Programs at REJUV Aesthetics & Wellness
Is REJUV Aesthetics & Wellness medically supervised?
Yes. REJUV operates under the medical direction of a licensed California physician. All medical treatments, including GLP-1 weight loss programs, injectable therapies, and advanced aesthetic procedures, are performed under physician oversight and established clinical protocols.
Does REJUV prescribe semaglutide or tirzepatide for weight loss?
Yes. Under physician supervision, REJUV offers medically guided weight loss programs that may include semaglutide and tirzepatide when appropriate. Each patient completes a medical screening and consultation process to determine eligibility and safety prior to starting treatment.
How does medical weight loss with GLP-1 medications work?
GLP-1 medications such as semaglutide and tirzepatide help regulate appetite, improve insulin response, and support sustainable fat loss. Programs at REJUV are supervised by a medical provider and include:
Physician-approved treatment protocols
Ongoing progress monitoring
Dosing guidance and safety oversight
Lifestyle and nutrition support
This structured approach helps patients achieve safe, long-term weight management results.
Who is a candidate for semaglutide or tirzepatide treatment?
Candidates typically include adults seeking medically supervised weight loss, metabolic health improvement, or appetite regulation. Eligibility is determined through a medical screening and review of health history by the REJUV clinical team under physician supervision.
Are treatments like microneedling and injectables medically supervised?
Yes. Advanced aesthetic procedures including microneedling, regenerative treatments, and injectables are performed under physician-approved protocols and clinical oversight to ensure safety and optimal results.
Why is physician oversight important in aesthetic and wellness treatments?
Medical oversight ensures treatments are delivered safely, responsibly, and in accordance with California medical regulations. It also allows clinics like REJUV to provide advanced services — including GLP-1 weight loss therapies — with proper screening, prescribing practices, and ongoing monitoring.
What Areas Does REJUV Aesthetics & Wellness Serve?
REJUV Aesthetics & Wellness proudly serves Encinitas, Carlsbad, and all of North County San Diego, including Del Mar, Cardiff, Solana Beach, Rancho Santa Fe, La Costa, San Marcos, Vista, and Oceanside, providing advanced aesthetic, wellness, and weight-loss treatments to clients throughout the greater San Diego area.