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

Ronald Swerdloff, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1104935253

Ronald Swerdloff, MD is an Endocrinology in Torrance, California. Graduated from University of California, San Francisco School of Medicine in 1962, 64 years ago. Practices with Prohealth Partners, a Medical Group, a 234-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
64
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA
In the registry since
2006
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

21840 Normandie Ave Ste 700
Torrance, CA 90502-2047
Phone: (310) 222-5101
Fax: (310) 320-5463
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence A20917 (CA)

Record details

NPI number1104935253
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESDecember 3, 2008
Mailing address21840 Normandie Ave, Ste. 700, Torrance, CA 90502-2047

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1962 (64 years in practice)
Group practice Prohealth Partners, A Medical Group — 234 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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