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

Thaddeus Lis

Individual provider Anesthesiology Physician · NPI 1669459384

Thaddeus Lis is an Anesthesiology in Nassau Bay, Texas. Graduated from Medical College of Wisconsin in 1988, 38 years ago. Practices with U S Anesthesia Partners of Texas, PA, a 2,747-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
38
Trained at
Medical College of Wisconsin
Licensed in
TX
In the registry since
2005

Practice location Address checks out

18300 Saint John Dr
Nassau Bay, TX 77058-6302
Phone: (281) 333-5503
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence K0896 (TX)

Record details

NPI number1669459384
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 22, 2005
Last updated in NPPESJuly 13, 2026

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1988 (38 years in practice)
Group practice U S Anesthesia Partners Of Texas, Pa — 2747 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Nassau Bay