Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
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Dr. Karen Louise Horst, MD

Individual provider Psychiatry Physician · NPI 1538328729

Dr. Karen Louise Horst, MD practises Psychiatry in Houston, Texas. Graduated from Baylor College of Medicine in 1997, 29 years ago. Practices with Texas Childrens Physician Group, a 655-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
29
Trained at
Baylor College of Medicine
Licensed in
TX
In the registry since
2008
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

6620 Main St Ste 1200
Houston, TX 77030-2348
Phone: (832) 826-5281
Fax: (832) 825-9367
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence K5559 (TX)

Record details

NPI number1538328729
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 3, 2008
Last updated in NPPESAugust 5, 2024
Certification dateAugust 5, 2024

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Also practisesNEUROLOGY
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Texas Childrens Physician Group — 655 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Texas Childrens Physician Group

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 655 clinicians in the practice; 12 are shown here.

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