Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Catherine Elizabeth Firestein, MD, MPH

Individual provider Hospitalist Physician · NPI 1427348382

Dr. Catherine Elizabeth Firestein, MD, MPH is a Hospitalist in San Diego, California. Graduated from Tulane University School of Medicine in 2011, 15 years ago. Practices with Regents of the University of California, a 2,061-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
15
Trained at
Tulane University School of Medicine
Licensed in
CA
In the registry since
2011
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

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Practice location Address checks out

200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A143013 (CA)

Record details

NPI number1427348382
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedApril 12, 2011
Last updated in NPPESAugust 22, 2019

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Regents Of The University Of California — 2061 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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