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

Individual provider Obstetrics & Gynecology Physician · NPI 1912199563

Dr. Sigrid Birgitta Tristan, MD is an Obstetrics/Gynecology in Austin, Texas. Graduated from Washington University School of Medicine in 2004, 22 years ago. Practices with The University of Texas at Austin, a 156-clinician group and accepts Medicare assignment. Licensed in Illinois, New York and Texas.

Years since qualifying
22
Trained at
Washington University School of Medicine
Licensed in
IL, NY, TX
In the registry since
2007
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

601 E 15th St
Austin, TX 78701-1930
Phone: (512) 324-7000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence Q4866 (TX)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 036.12075 (IL)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 244783 (NY)

Record details

NPI number1912199563
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 16, 2007
Last updated in NPPESMarch 16, 2017

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice The University Of Texas At Austin — 156 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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