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

Leonard Jay Weiss, MD

Individual provider Internal Medicine Physician · NPI 1134219116

Leonard Jay Weiss, MD is an Internal Medicine Physician in Austin, Texas. Licensed in Texas. Registered with an NPI since 2006.

Licensed in
TX
In the registry since
2006
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

3006 Bee Caves Rd D203
Austin, TX 78746-5588
Phone: (512) 646-0880
Fax: (512) 646-0879
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence P1833 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence P1833 (TX)
Brain Injury Medicine (Psychiatry & Neurology) Physician Taxonomy 2084P0301X · Licence P1833 (TX)
Addiction Psychiatry Physician Taxonomy 2084P0802X · Licence P1833 (TX)
Forensic Psychiatry Physician Taxonomy 2084F0202X · Licence P1833 (TX)

Record details

NPI number1134219116
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 13, 2006
Last updated in NPPESMarch 13, 2026
Certification dateMarch 13, 2026
Mailing address3006 Bee Caves Rd, D203, Austin, TX 78746-5588

Other providers in Austin