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

Katherine Ross, MD

Individual provider Emergency Medicine Physician · NPI 1013411222

Katherine Ross, MD is an Emergency Medicine in Los Angeles, California. Graduated from University of Southern California Keck School of Medicine in 2018, 8 years ago. Practices with Sierra Estrellas Emergency Physicians LLC, a 37-clinician group and accepts Medicare assignment. Licensed in Arizona and California.

Years since qualifying
8
Trained at
University of Southern California Keck School of Medicine
Licensed in
AZ, 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

1200 N State St
Los Angeles, CA 90033-1083
Phone: (323) 409-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A165760 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 78516 (AZ)

Record details

NPI number1013411222
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2018
Last updated in NPPESDecember 26, 2025
Certification dateDecember 26, 2025

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Sierra Estrellas Emergency Physicians Llc — 37 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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