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

Dr. Derek James Lejeune, MD

Individual provider Internal Medicine Physician · NPI 1609895002

Dr. Derek James Lejeune, MD is an Internal Medicine Physician in Austin, Texas. Licensed in Louisiana and Texas. Registered with an NPI since 2006.

Licensed in
LA, TX
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4107 Spicewood Springs Rd Ste 100
Austin, TX 78759-8645
Phone: (512) 397-3360
Fax: (512) 343-7107
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Specialties & licences

Hospice and Palliative Medicine (Internal Medicine) Physician (primary) Taxonomy 207RH0002X · Licence M4280 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD.200268 (LA)
Internal Medicine Physician Taxonomy 207R00000X · Licence M4280 (TX)

Record details

NPI number1609895002
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESJanuary 19, 2023
Certification dateJanuary 19, 2023

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