Overview
Los Angeles is home to one of the most concentrated medical ecosystems in the United States. The city hosts major academic medical centers — UCLA Health, Cedars-Sinai, USC Keck School of Medicine, and Cedars-Sinai Medical Center — alongside a large independent practice sector that has moved aggressively into regenerative medicine. This combination of academic infrastructure and private clinical innovation means that patients in the Los Angeles area have access to a wider range of regenerative medicine options than in most other cities, with physicians who hold faculty appointments at major research universities, have published peer-reviewed research, and maintain active clinical practices under the same roof.
Patients seek stem cell and regenerative therapy in Los Angeles for several overlapping reasons. Orthopedic injury and joint degeneration remain the most common entry points: athletes, older adults with osteoarthritis, and workers with repetitive-use injuries often arrive after exhausting physical therapy and before committing to surgery. A second patient population comes with systemic or chronic conditions — autoimmune disease, neurological disorders, chronic fatigue, and post-viral syndromes — for which conventional medicine has offered incomplete solutions. Los Angeles physicians with backgrounds in internal medicine and osteopathic medicine have built practices specifically around these complex cases, drawing patients from across the country and internationally.
Clinic types in Los Angeles vary substantially. Some practices are single-physician boutique operations in private medical office buildings, where the treating physician performs every procedure personally. Others are multi-provider centers with physician assistants, physical therapists, and in-house imaging. A third category consists of national franchise networks with a Los Angeles location, staffed by local practitioners following standardized protocols. Each model has tradeoffs: the boutique practice offers direct physician access but may have limited capacity; the multi-provider center offers more service breadth; the franchise network offers standardized protocol documentation but less individualized care. Independent, physician-founded practices with verifiable credentials and published research tend to represent the most rigorous tier.
Evaluating a stem cell clinic in Los Angeles requires looking beyond marketing language. Key questions include whether the treating physician is board-certified in a relevant specialty (physical medicine, orthopedic surgery, internal medicine, sports medicine), whether procedures are performed under imaging guidance such as ultrasound or fluoroscopy, where the biologic material is processed, and whether the clinic participates in any registry or outcome tracking. Patients should also verify that the clinic does not make FDA-unapproved disease-cure claims, as regulatory compliance is itself a proxy for professional seriousness. The three clinics profiled below were selected because each met a verifiable threshold: physical address confirmed, physician credentials independently corroborated, active website under https, and publicly documented treatment protocols.
Top Stem Cell Therapy Clinics in Los Angeles
1. Regenerative Medicine LA
Address: 9201 W Sunset Blvd, Suite 912, West Hollywood, CA 90069
Phone: (855) 437-7836
Website: https://regenerativemedicinela.com
About: Regenerative Medicine LA was founded and is led by Dr. Mark Ghalili, a board-certified internal medicine physician whose own experience with severe pharmaceutical injury became the origin of the practice. In late 2016, Dr. Ghalili developed a catastrophic adverse reaction to the antibiotic ciprofloxacin that resulted in complete muscle wasting, burning neuropathy, seizures, brain fog, tendon tears in both legs, and confinement to a wheelchair. He recovered through a self-designed protocol combining mitochondrial restoration, IV nutrient therapy, stem cell support, and genetic optimization — then rebuilt his medical practice around the same methodology. The clinic is located in a medical office suite on Sunset Boulevard in West Hollywood, serving patients from Los Angeles, Beverly Hills, Brentwood, and internationally. Dr. Ghalili was named a Los Angeles Top Doctor in 2019 and has been featured on The Doctors television program, where he treated a co-host of the show for fluoroquinolone-related tendon damage using his IV mitochondrial rebuilding protocol. The clinic’s patient population spans orthopedic, autoimmune, neurological, and chronic disease presentations, and includes patients who travel to Los Angeles specifically for Dr. Ghalili’s protocols.
Physicians:
- Dr. Mark (Maziar) Ghalili, DO — Board-certified in Internal Medicine (ABMS); undergraduate degree from the University of California, Irvine; medical degree from Western University of Health Sciences (2012); Internal Medicine residency at the University of Nevada, Las Vegas; over 10 years of clinical experience; specializes in regenerative medicine, mitochondrial restoration, IV nutrient therapy, fluoroquinolone toxicity, and chronic disease reversal; named Los Angeles Top Doctor 2019; featured on The Doctors TV show
Services:
- Stem Cell Therapy: Dr. Ghalili exclusively uses autologous stem cells — cells derived from the patient’s own body rather than donor, umbilical cord, or lab-expanded sources. This approach eliminates rejection risk and is designed to deliver more predictable, individualized outcomes. Protocols are customized based on the patient’s condition, genetic profile, and laboratory markers.
- Platelet-Rich Plasma (PRP): A blood draw is processed by centrifuge to concentrate platelets and growth factors, which are then injected into target tissue. PRP is used both as a standalone treatment and as a complement to stem cell protocols.
- NAD+ IV Therapy: Intravenous NAD+ is administered to support mitochondrial function and cellular energy production. Protocols are individualized and often used alongside stem cell treatment to maximize tissue regeneration potential.
- VIP Concierge Elite Program: A premium, high-touch care model offering individualized regenerative and anti-aging protocols for patients seeking direct physician access and personalized service at a white-glove level.
- Longevity Program: A physician-led protocol built around biomarker optimization, hormone assessment, cellular health, and chronic disease prevention with the goal of extending healthspan.
- Long COVID Treatment: Protocols designed to address persistent post-COVID symptoms including fatigue, brain fog, neuropathy, and immune dysregulation using regenerative and nutritional interventions.
- Fluoroquinolone Toxicity Treatment: A specialty service for patients who have experienced adverse reactions to ciprofloxacin, levofloxacin, or related antibiotics, incorporating IV mitochondrial support, stem cell therapy, and nutritional rehabilitation.
Conditions Treated:
- Arthritis and joint degeneration
- Multiple sclerosis
- Lyme disease
- Chronic fatigue syndrome
- Autoimmune disease (rheumatoid arthritis, lupus, Crohn’s disease)
- Fluoroquinolone / pharmaceutical toxicity
- Fibromyalgia
- Long COVID / post-viral syndrome
- Neurological conditions
- Hair loss
- Hormonal imbalance and weight management
Technology & Equipment:
IV compounding and nutrient infusion capability is managed in-office. Genetic profile analysis is incorporated into treatment planning. Mitochondrial function assessment guides IV and stem cell protocol design.
Patient Experience:
New patients begin with a comprehensive consultation in which Dr. Ghalili reviews medical history, laboratory markers, and genetic data before designing a treatment plan. The clinic operates Monday through Friday, 9:00 AM to 5:00 PM. International patients and complex cases are accommodated through the VIP Concierge program. Follow-up is built into all protocols, and patients receive ongoing monitoring of biomarkers and clinical response.
2. Joint Rehab and Sports Medical Center
Address: 11645 Wilshire Blvd, Suite 120, Los Angeles, CA 90025
Phone: (310) 231-7000
Website: https://jointrehab.com
About: Joint Rehab and Sports Medical Center is a physician-founded, non-surgical regenerative medicine practice on Wilshire Boulevard in West Los Angeles. The center was established by Dr. Marc Darrow, who holds both a medical degree and a law degree and spent 15 years practicing law before entering medicine. Dr. Darrow completed his Physical Medicine and Rehabilitation residency at UCLA, where he subsequently served as an Assistant Clinical Professor for more than 30 years, teaching stem cell therapy, PRP, and prolotherapy to the next generation of physicians. The clinic has accumulated more than 27 years of clinical regenerative medicine experience, making it one of the longest-operating practices of its type in the Los Angeles area. A second physician, Dr. Thomas Grove, DO, practices alongside Dr. Darrow and specializes in ultrasound-guided injections. The clinic’s position in the Wilshire Corridor places it at a central Los Angeles location accessible to patients from Santa Monica, Brentwood, Beverly Hills, and the Westside. Dr. Darrow has authored multiple books on regenerative and non-surgical orthopedics and hosts a weekly radio program on AM870 The Answer in Los Angeles.
Physicians:
- Dr. Marc Darrow, MD, JD — Board-certified in Physical Medicine and Rehabilitation; undergraduate degree from Northwestern University; medical degree from the University of Hawaii; PM&R residency at UCLA School of Medicine; Doctorate of Jurisprudence from Golden Gate University College of Law; Master of Business Taxation from the University of Southern California; Assistant Clinical Professor at UCLA for over 30 years; author of Stem Cell and Platelet Therapy: Regenerate, Don’t Operate (Protex Press, 2017), The Knee Source Book (McGraw Hill), and Prolotherapy: Living Pain Free (Protex Press, 2004); recipient of the Pan-Pacific Surgical Association Award for Outstanding Achievement in the Field of Research; co-author of published peer-reviewed research on bone marrow concentrate injections for knee osteoarthritis
- Dr. Thomas Grove, DO — Regenerative medicine specialist; expert in ultrasound-guided injections; background in athletics and strength and conditioning
Services:
- Bone Marrow Concentrate (Stem Cell Therapy): Bone marrow is aspirated from the patient and concentrated for injection into damaged joints, tendons, or ligaments. Dr. Darrow has co-authored peer-reviewed research on bone marrow concentrate injections, including a 2018 study on four-injection protocols for knee osteoarthritis published in Clinical Medicine Insights: Arthritis and Musculoskeletal Disorders.
- Platelet-Rich Plasma (PRP): Autologous PRP is prepared from the patient’s blood and injected under guidance into target structures. Used for joint degeneration, tendon tears, ligament injuries, and as an adjunct to bone marrow concentrate protocols.
- Prolotherapy: A dextrose-based injection treatment designed to stimulate the body’s natural healing response in weakened or damaged connective tissue. Dr. Darrow is recognized as one of the leading prolotherapy practitioners in the United States and uses the treatment across a broad range of joint and spine conditions.
- Post-Surgical Pain Treatment: Many patients arrive at Joint Rehab after elective orthopedic surgery that did not resolve their pain. The clinic offers regenerative protocols to address both the original injury and pain that may have been created or worsened by surgical intervention.
Conditions Treated:
- Knee osteoarthritis (including bone-on-bone presentations)
- Hip osteoarthritis and labral tears
- Shoulder rotator cuff tears
- Meniscal tears
- Spinal disorders and chronic low back pain
- Failed back surgery syndrome
- Tendon and ligament injuries
- Enthesopathy including trochanteric bursitis
- Ankle and foot pain
- Elbow, hand, and finger pain
- Sports injuries
- Cervical and lumbar disc degeneration
Technology & Equipment:
Ultrasound guidance is used for injection precision; Dr. Grove specializes in ultrasound-guided delivery. Dr. Darrow’s clinical approach prioritizes physical examination over imaging-first diagnosis. Bone marrow aspiration and PRP preparation are performed in-office using established concentration protocols.
Patient Experience:
Dr. Darrow maintains a hands-on clinical philosophy: he personally performs examinations and procedures, and his practice model is built on direct physician-patient contact rather than delegation to mid-level providers. New patients undergo a physical assessment before any treatment plan is designed. The clinic is open Monday through Friday, 9:00 AM to 5:00 PM. Patients can reach the office at the local number (310) 231-7000 or the toll-free line (800) 300-9300.
3. Stem Cell & PRP Institute of L.A.
Address: Cedars-Sinai Medical Office Towers, 8631 West 3rd Street, Suite 545E, Los Angeles, CA 90048
Phone: (310) 361-5480
Website: https://www.stemwavepro.com
About: The Stem Cell & PRP Institute of L.A. is located within the Cedars-Sinai Medical Office Towers complex in Los Angeles, positioning it adjacent to one of the top-ranked hospitals in the United States. The clinic is led by Dr. Padra Nourparvar, a board-certified physician with advanced training at UCLA, UC Irvine, NYU, CHLA (Children’s Hospital Los Angeles), and Mount Sinai. Dr. Nourparvar received the UCLA Vice Provost Prize for Best Research Article of the Year and the Motif Award for Advancement of Health from The Walt Disney Company, recognitions that reflect both his research contributions and his community health engagement. The clinic’s location in the Cedars-Sinai Medical Office Towers provides patients with a medically credentialed environment and proximity to hospital-level resources when needed. The practice serves patients from across the Los Angeles area including Beverly Hills, West Hollywood, Santa Monica, Brentwood, Westwood, and Bel Air. The clinic integrates multiple regenerative modalities — stem cell therapy, PRP, focused shockwave therapy, and hyperbaric oxygen — under a single coordinated treatment framework, and applies ultrasound guidance as standard protocol for injection and shockwave procedures.
Physicians:
- Dr. Padra Nourparvar, DO — Board-certified physician; graduate of the New York College of Osteopathic Medicine; advanced training at UCLA, UC Irvine, NYU, Children’s Hospital Los Angeles (CHLA), and Mount Sinai; recipient of the UCLA Vice Provost Prize for Best Research Article of the Year; recipient of the Motif Award for Advancement of Health from The Walt Disney Company; over a decade of clinical experience in regenerative medicine; specializes in stem cell therapy, PRP, focused shockwave, hyperbaric oxygen, and complex systemic conditions
Services:
- Stem Cell Therapy (Amniotic Fluid Injections): The clinic offers amniotic fluid-derived biologic injections as a minimally invasive option for joint and soft tissue pain. Procedures are performed under ultrasound guidance to ensure precise delivery to the target tissue.
- Platelet-Rich Plasma (PRP): Autologous PRP is used for orthopedic conditions, joint pain, and soft tissue injury. PRP protocols are integrated with other regenerative treatments when indicated.
- Focused (Linear) Shockwave Therapy (ESWT): The clinic exclusively uses linear, focused shockwave devices rather than radial systems. Focused shockwave generates a concentrated acoustic energy beam that penetrates up to 12 centimeters of tissue, compared to 3-4 centimeters for radial devices. Treatments are delivered under ultrasound guidance and take 15-30 minutes per session with no anesthesia required. FDA-cleared protocols are used for plantar fasciitis and calcific shoulder tendinopathy, and the technology is applied to a range of other tendinopathies and joint conditions.
- Shockwave Therapy for Erectile Dysfunction: Low-intensity focused shockwave is applied to stimulate angiogenesis and improve vascular health as a non-pharmaceutical approach to erectile dysfunction.
- Shockwave for Peyronie’s Disease: Focused shockwave is used to address fibrous penile plaque, with clinical data supporting reductions in plaque size and curvature.
- Shockwave for Chronic Pelvic Pain Syndrome (CPPS) and Prostatitis: Shockwave protocols for persistent pelvic pain, urinary symptoms, and prostatitis-associated pain.
- Hyperbaric Oxygen Therapy (HBOT): Patients breathe concentrated oxygen under elevated atmospheric pressure to accelerate tissue oxygenation and healing, particularly for recovery from injury, surgical procedures, or chronic conditions.
- Stroke Recovery and Neuroregenerative Therapy: Regenerative protocols including PRP and stem cell therapies aimed at supporting brain tissue repair and reducing neuroinflammation after stroke.
- Loss of Smell (Anosmia) Restoration: Personalized regenerative treatment for anosmia, including post-COVID olfactory loss.
- Chronic Wound and Ulcer Healing: Stem cell therapy applied to non-healing wounds and ulcers to accelerate tissue regeneration.
- Liver Disease Support: Non-invasive regenerative therapies designed to support hepatic function in patients with fatty liver disease or cirrhosis.
Conditions Treated:
- Joint and tendon pain (knee, hip, shoulder, ankle, elbow)
- Tendinopathies (Achilles, patellar, lateral epicondylitis, rotator cuff calcification)
- Plantar fasciitis
- Osteoarthritis
- Erectile dysfunction
- Peyronie’s disease
- Chronic pelvic pain syndrome
- Prostatitis
- Stroke recovery
- Parkinson’s disease
- Kidney disease
- Anosmia / loss of smell (including post-COVID)
- Chronic non-healing wounds and ulcers
- Liver disease (fatty liver, cirrhosis)
Technology & Equipment:
Ultrasound guidance is used as standard protocol for all injections and shockwave delivery. The clinic uses linear (focused) shockwave devices calibrated for medical use with FDA-cleared protocols. HBOT chambers are available in-office. The consultation process incorporates detailed imaging-based assessment prior to treatment.
Patient Experience:
New patients begin with a comprehensive in-depth consultation where Dr. Nourparvar evaluates history, pain patterns, and treatment goals. Ultrasound imaging is used during the consultation to localize the area of tissue damage before any procedure is planned. Most shockwave treatment sessions require no anesthesia and allow patients to resume activity within 24-48 hours. The office is located within the Cedars-Sinai Medical Office Towers, Suite 545E. Patients can contact the clinic by phone or text at (310) 361-5480.
What to Know Before Choosing a Stem Cell Clinic in Los Angeles
Choosing a regenerative medicine clinic in Los Angeles requires the same rigor you would apply to choosing a surgeon. The field has a higher-than-average density of marketing-forward practices that use compelling language — “cutting edge,” “revolutionary,” “proven results” — without the clinical infrastructure to back it up. The first and most important question to ask any clinic is: who performs the procedure, and what are their credentials in the relevant specialty? A physician trained in physical medicine, orthopedic surgery, sports medicine, or pain management has direct domain expertise for musculoskeletal cases. A physician trained in internal medicine or osteopathic medicine may be better suited for systemic or chronic disease presentations. Board certification through a recognized ABMS or AOA specialty board is a minimum credentialing standard. You can verify board certification through the American Board of Medical Specialties (certificationmatters.org) or the American Osteopathic Association.
Imaging guidance is a non-negotiable standard of care for regenerative injections. Ultrasound-guided injection ensures that biologic material is delivered to the correct anatomic target, not adjacent tissue. Fluoroscopy guidance is used for spinal procedures. Any clinic that performs joint or soft tissue injections without real-time imaging guidance is operating below the standard maintained by the leading practices in Los Angeles and nationally. Ask specifically whether the treating physician personally operates the ultrasound or whether guidance is delegated to a technician. In-office ultrasound capability also allows for diagnostic imaging during the consultation, enabling the physician to directly visualize the area of pathology before designing a treatment plan.
The source and processing of biologic material matters. Autologous biologics — stem cells or PRP derived from the patient’s own bone marrow or blood — carry no rejection risk and are regulated under the FDA’s minimal manipulation framework. Allogeneic (donor-derived) products such as umbilical cord or amniotic tissue preparations have a more varied regulatory landscape, and product quality between suppliers is not uniform. Ask any clinic what the source of their biologic material is, whether it is FDA-registered, and where and how it is processed. In-house processing using an on-site centrifuge or cell concentration system provides more control over output quality than outsourced processing. A clinic that cannot answer these questions directly is a clinic worth avoiding.
In Los Angeles, as elsewhere, credential verification is patient-driven. The California Medical Board (mbc.ca.gov) allows the public to search physician license status, disciplinary actions, and malpractice judgments. A clean license record is table stakes; beyond that, look for physicians who have published in peer-reviewed journals, hold academic appointments, have presented at medical conferences, or have been recognized by professional bodies in their specialty. These markers are imperfect proxies, but they are better than testimonials and before/after photographs. Finally, be skeptical of any clinic that guarantees outcomes, claims to cure FDA-designated diseases, or discourages you from consulting with your primary care physician before pursuing treatment. Legitimate regenerative medicine practices in Los Angeles position themselves as part of a broader care continuum, not as alternatives to it.
Disclaimer: This directory is for informational purposes only. Inclusion does not constitute endorsement. Verify credentials and consult a licensed physician before pursuing any treatment.