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

Kristen Brewer Koester, MD

Individual provider Diagnostic Radiology Physician · NPI 1821171646

Kristen Brewer Koester, MD is a Diagnostic Radiology in Llano, Texas. Graduated from Texas a & M University System, Hsc, College of Medicine in 2002, 24 years ago. Practices with Northgate Medical Imaging LLC, a 43-clinician group and accepts Medicare assignment. Licensed in South Carolina and Texas.

Years since qualifying
24
Trained at
Texas a & M University System, Hsc, College of Medicine
Licensed in
SC, TX
In the registry since
2006
Specialties on file
2
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

200 W Ollie St
Llano, TX 78643-2628
Phone: (325) 247-7860
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence N0178 (TX)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence LL 262025 (SC)

Record details

NPI number1821171646
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 23, 2006
Last updated in NPPESJanuary 10, 2009

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Also practisesNUCLEAR MEDICINE
Medical schoolTEXAS A & M UNIVERSITY SYSTEM, HSC, COLLEGE OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Northgate Medical Imaging Llc — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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