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

MS. Elsa Maria Hartwick, MD

Individual provider Internal Medicine Physician · NPI 1558375022

MS. Elsa Maria Hartwick, MD is an Internal Medicine Physician in Los Angeles, California. Works from 3 locations. Licensed in California.

Licensed in
CA
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

1414 S Grand Ave Ste 380
Los Angeles, CA 90015-3072
Phone: (213) 222-1300
Fax: (213) 222-1333
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1414 S Grand Ave, Los Angeles, CA 90015-3067 — (213) 745-6047
  • 1414 S Grand Ave Ste 200, Los Angeles, CA 90015-3072 — (213) 743-9000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A065743 (CA)
Nephrology Physician Taxonomy 207RN0300X · Licence A65743 (CA)

Record details

NPI number1558375022
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 28, 2006
Last updated in NPPESSeptember 12, 2025
Certification dateDecember 8, 2023

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