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

Mr. Stephen W Marer, MD

Individual provider Internal Medicine Physician · NPI 1043281322

Mr. Stephen W Marer, MD is an Internal Medicine in Los Angeles, California. Graduated from University of California, Davis School of Medicine in 1994, 32 years ago. Practices with Providence Medical Institute, a 336-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
32
Trained at
University of California, Davis School of Medicine
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

1520 San Pablo St Ste 1000
Los Angeles, CA 90033-5312
Phone: (323) 442-5100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3400 Lomita Blvd, Torrance, CA 90505 — (310) 326-5648

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence A55306 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A55306 (CA)

Record details

NPI number1043281322
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 27, 2006
Last updated in NPPESNovember 3, 2022
Certification dateNovember 3, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesINFECTIOUS DISEASE
Medical schoolUNIVERSITY OF CALIFORNIA, DAVIS SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Providence Medical Institute — 336 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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