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

Dr. Lewis G Smith III, MD

Individual provider Radiation Oncology Physician · NPI 1144380684

Dr. Lewis G Smith III, MD is a Radiation Oncology in Tyler, Texas. Graduated from Columbia University College of Physicians and Surgeons in 1993, 33 years ago. Practices with University of Texas Health Science Center at Tyler-Facilty-Physician, a 119-clinician group and accepts Medicare assignment. Licensed in Arizona, California, Iowa and Illinois and 3 more.

Years since qualifying
33
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
AZ, CA, IA, IL, MN, NY
In the registry since
2006
Specialties on file
7
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

11937 US Hwy 271
Tyler, TX 75708-3154
Phone: (903) 877-7777
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence K6337 (TX)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 29277 (AZ)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence G86424 (CA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 036-104732 (IL)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 34168 (IA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 203103 (NY)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 44487 (MN)

Record details

NPI number1144380684
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 12, 2006
Last updated in NPPESSeptember 19, 2016

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 1993 (33 years in practice)
Group practice University Of Texas Health Science Center At Tyler-Facilty-Physician — 119 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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