DOUGLAS CLUFF
Family Medicine
About
Dr. Douglas M. Cluff received his M.D. from the Texas Tech University School of Medicine in Lubbock, Texas, and completed his Family Medicine residency at the University of Texas Medical Branch in Conroe, Texas. Prior to medical school he performed genetic and immunological research at Baylor University Medical Center in Dallas. He is board‑certified in Family Medicine and a member of the American Academy of Family Physicians, Texas Medical Association, and Dallas County Medical Society. Dr. Cluff founded TLC Family Health in October 2017 as a Direct Primary Care (DPC) practice in Flower Mound, Texas, embracing a membership model that removes insurance middlemen, offers same‑day access, and focuses on whole‑person health. He also created the SLIM TLC lifestyle and weight‑management program and the non‑profit Project Simplify Health, reflecting his commitment to preventive care, nutrition education, and community wellness.
Credentials
Training & certification
- Medical school
- Texas Tech University School of Medicine (1998)
- Residency
- Family Medicine - University of Texas Medical Branch (Conroe TX)
- Board certification
- American Board of Family Medicine (ABFM)
- Years in practice
- 25+ years
- Specialty
- Family Medicine
Training programs
- Medical School MD · Texas Tech University School of Medicine (Lubbock TX)
- Residency Family Medicine · University of Texas Medical Branch (Conroe TX)
Licensing
Licensure & registration
- NPI
- 1508890914 · active
- Primary license
- Texas · L1822
Practice
Where Dr. CLUFF practices
-
TLC Family Health
Flower Mound, TX
Professional memberships
- American Academy of Family Physicians · Member
- Texas Medical Association · Member
- Dallas County Medical Society · Member
Community
Founder of the SLIM TLC weight‑management program, Project Simplify Health non‑profit, Keep Flower Mound Healthy initiative, and the upcoming WHOLi KaBOWLi restaurant; active in community health education and volunteer work.
DPC experience
Started DPC: October 2, 2017
Data aggregated from publicly available sources including the NPPES Registry, practice websites, and professional directories.