Dr. David CreechMD

Functional Medicine

at Delaware Functional Medicine and Longevity — Wilmington, DE

About

Dr. David M. Creech earned his medical degree at Drexel University College of Medicine in Philadelphia. After graduation, he completed his residency and built clinical experience across both medical and surgical settings. He holds board certification and brings training in traditional and functional medicine to his Wilmington practice.

Dr. Creech focuses on chronic conditions that often go unresolved in standard care, including Lyme disease, CIRS, mold and mycotoxin illness, heavy metal toxicity, autoimmune disease, hormone imbalances, and metabolic dysfunction. He is passionate about cardiovascular health, cognitive and neurological disorders, digestive health, fatigue, and sleep. He approaches every patient as a whole person, considering body, mind, and environment together. He uses advanced diagnostics to find the root cause of illness, then pairs those findings with functional medicine strategies and innovative recovery tools. He explains test results in clear, accessible language and builds treatment plans patients can understand and act on. He also oversees athlete and fighter recovery programs, tailoring conditioning plans to sport-specific demands.

Education & Training

Medical School

Drexel University College of Medicine, Philadelphia

Residency

Completed residency across medical and surgical settings

Certifications

Board Certified Physician

Conditions Treated

Lyme disease
Chronic Inflammatory Response Syndrome (CIRS)
Mold and mycotoxin illness
Heavy metal toxicity
Autoimmune disease
Hormone imbalances
Metabolic dysfunction
High cholesterol
Cardiovascular disease
Cognitive and neurological disorders
Digestive problems and food intolerances
Allergies
Asthma
Low immune function
Fatigue
Poor sleep

Who is Dr. Creech right for?

Dr. Creech is a strong fit for adults dealing with complex chronic conditions that have gone unresolved elsewhere. Patients managing Lyme disease, CIRS, autoimmune disease, mold illness, or metabolic dysfunction benefit from his root-cause diagnostic approach. He also serves patients focused on long-term healthspan, hormonal balance, cognitive health, and cardiovascular wellness. Athletes and fighters looking for structured, physician-led recovery and conditioning programs will find targeted support here.

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Frequently Asked Questions

Dr. Creech specializes in complex chronic conditions including post-treatment Lyme disease, CIRS, mold and mycotoxin illness, heavy metal toxicity, autoimmune disease, hormone imbalances, and metabolic dysfunction. He also focuses on cardiovascular health, cognitive and neurological disorders, digestive problems, fatigue, and sleep issues. He uses advanced diagnostics to identify root causes before building a treatment plan.

Dr. Creech uses advanced diagnostic testing to find the underlying cause of a patient's illness. He then combines functional medicine strategies with physician-led recovery tools to address that cause directly. He explains test results in clear, accessible language so patients understand their condition and their care plan.

Yes. Dr. Creech runs sport-specific recovery and conditioning programs for athletes and fighters. He tailors each plan to the demands of the athlete's specific sport. These programs operate under direct physician oversight and integrate the facility's recovery tools, including infrared sauna, cold plunge, and PEMF therapy.

Dr. Creech integrates infrared sauna, cold plunge, red light therapy, and PEMF devices into personalized care plans. He also oversees a full gym and personal training within the facility. He uses these tools as clinical components of treatment, not as stand-alone add-ons.

Yes. Dr. Creech holds board certification and trained in both traditional and functional medicine. He earned his medical degree at Drexel University College of Medicine in Philadelphia and completed his residency across medical and surgical settings.

Dr. Creech treats the whole person, considering body, mind, and environment together. He focuses on conditions that often go unresolved in standard care, using advanced diagnostics to find root causes rather than managing symptoms alone. His practice combines functional medicine strategies with hands-on recovery tools and physician-led conditioning programs.

Yes. Hormone imbalances and metabolic dysfunction are core areas of Dr. Creech's clinical focus. He uses advanced testing to assess these conditions thoroughly and builds individualized treatment plans based on each patient's specific findings.

Doctor profile last updated March 21, 2026