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

Hallie St John Brown, MD

Individual provider Emergency Medicine Physician · NPI 1447742812

Hallie St John Brown, MD is a Critical Care (Intensivists) in Stanford, California. Graduated from University of New Mexico School of Medicine in 2018, 8 years ago. Practices with Stanford Health Care, a 3,085-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
8
Trained at
University of New Mexico School of Medicine
Licensed in
CA
In the registry since
2018
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

300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
Show map & directions

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

Additional practice locations (1)

  • 1701 N Senate Blvd Rm Ag012, Indianapolis, IN 46202-1239 — (317) 962-5975

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence A174029 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence A174029 (CA)

Record details

NPI number1447742812
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2018
Last updated in NPPESMarch 14, 2024
Certification dateMarch 14, 2024

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF NEW MEXICO SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Stanford Health Care — 3085 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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