Medical Director
Dr. Clay Buchanan, MD, provides medical oversight for Stem Nova Network: review of product documentation and training content, and oversight of our regulatory positioning.
- FDA-Registered Facility
- cGTP-Compliant (21 CFR Part 1271)
- Dual-Lab COA Verified
- NTA-Verified
- USA Manufactured

Dr. Clay Buchanan, MDMedical Director
About Dr. Clay Buchanan, MD
Dr. Buchanan is a board-certified family medicine physician trained at Texas Tech University Health Sciences Center, with a primary care background and more than 20 years of practice in Texas. He holds active medical licenses in Texas and Florida.
As Medical Director, he reviews Stem Nova Network's product documentation and training content for medical accuracy, oversees compliance with the regulatory frameworks that apply to our products, and checks that our materials stay within their classification.
His role is oversight and review. He does not practice medicine through Stem Nova Network, does not provide clinical recommendations to ordering practitioners, and does not direct patient care.
- RoleMedical Director, Stem Nova Network
- TrainingTexas Tech University Health Sciences Center
- SpecialtyFamily medicine; primary care background
- LicensureTexas and Florida
- FunctionQuality and compliance oversight, not clinical practice
Scope of the role
What the Medical Director does, and what sits outside the role.
Provides
- Review of product documentation for medical accuracy
- Review of training curriculum content
- Oversight of compliance with 21 CFR Part 1271 standards
- Evaluation of COA reporting standards
- Guidance on regulatory framework interpretation
Outside the role
- Clinical recommendations to ordering practitioners
- Patient care decisions or protocols
- Prescribing, ordering or directing product use
- Endorsing products for any medical condition
- Medical advice to patients or end users
- Authorizing or credentialing practitioners
How oversight works
A quality and compliance function, applied before and after publication.
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Documentation review
Product documentation and training materials are reviewed for medical accuracy, terminology and compliant positioning before release.
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Compliance monitoring
Published materials are checked against 21 CFR Part 1271 positioning and for unsupported medical, disease or efficacy claims.
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Quality standard review
Periodic review of COA reporting standards and testing documentation against our published quality claims.
What oversight checks
The standards our public materials are held to.
- No approval impliedNothing implies FDA approval. hUCT-MSC products are individualized and not FDA-approved.
- ClassificationExosome products are positioned as topical cosmetic products only.
- No disease claimsNo disease-treatment, mechanism or efficacy claims.
- Trust claimsFDA-Registered Facility, cGTP-Compliant, Dual-Lab COA Verified, NTA-Verified, State Licensed and USA Manufactured are checked against documentation.
- ResponsibilityOrdering practitioners keep full responsibility for clinical decisions, patient care and informed consent. See our Medical & Legal Disclaimer.
Medical Director questions
More in the full FAQ.
Who is Stem Nova Network's Medical Director?
Dr. Clay Buchanan, MD, a board-certified family medicine physician trained at Texas Tech University Health Sciences Center, licensed in Texas and Florida.
What does the Medical Director review?
Product documentation, training content, COA reporting standards and compliance with the regulatory frameworks that apply to our products.
Does Dr. Buchanan give clinical guidance to ordering practices?
No. He does not provide clinical recommendations, patient care decisions, dosing or protocols. Clinical decisions remain with the licensed ordering practitioner.
Does medical oversight mean the products are endorsed for a condition?
No. Oversight is a quality and compliance function. It is not an endorsement of any product for any medical condition.
How do I raise a compliance or documentation question?
Use our contact page or your account representative.
Standards & science
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StandardsQuality & testingWhat we test on every lot, and how.
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StandardsDocumentation & COAsHow to read a Certificate of Analysis.
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Science Library3D bioreactor culture2D flasks vs. 3D culture, and the published yield data.
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Science LibraryBiologics glossaryPlain definitions for the terms on COAs and spec sheets.
Questions about our standards?
Our team can provide documentation, COAs and information about our oversight process.
For licensed medical professionals only. Exosome products are topical cosmetic products. hUCT-MSC products are individualized and not FDA-approved; use is clinician-directed, and patients should consult their primary care provider. Stem Nova Network does not provide dosing or procedural guidance. Products are not intended to diagnose, treat, cure, or prevent any disease. Stem Nova Network is a DBA of D1D Enterprises, Inc.
