Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Luke Anthony Barker, MD

Individual provider Ophthalmology Physician · NPI 1477717759

Dr. Luke Anthony Barker, MD is an Ophthalmology in Killeen, Texas. Graduated from East Tennessee State University Quillen College of Medicine in 2005, 21 years ago. Practices with Knolle and Young Associates PA, a 7-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
21
Trained at
East Tennessee State University Quillen College of Medicine
Licensed in
TX
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2301 Clear Creek Rd Ste 126
Killeen, TX 76549-4119
Phone: (512) 472-4011
Fax: (512) 472-5057
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 20871 Ih 35 Ste 100, Kyle, TX 78640-3821 — (512) 472-4011
  • 5656 Bee Caves Rd Ste F200, West Lake Hills, TX 78746-5236 — (512) 472-4011

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence N2396 (TX)

Record details

NPI number1477717759
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 15, 2008
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolEAST TENNESSEE STATE UNIVERSITY QUILLEN COLLEGE OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Knolle And Young Associates Pa — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Killeen