Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Erwinn Martin C Sistoza, MD, Inc

Organization Geriatric Medicine (Internal Medicine) Physician · NPI 1104016856

Erwinn Martin C Sistoza, MD, Inc provides Geriatric Medicine (Internal Medicine) Physician services in Los Angeles, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1711 W Temple St Ste 5638
Los Angeles, CA 90026-5421 Not confirmed with CMS for 18 years — call before visiting
Phone: (310) 989-6107
Fax: (310) 989-6519
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence A76101 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence A76101 (CA)

Record details

NPI number1104016856
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Erwinn Sistoza — President · (310) 348-9138
NPI enumeratedJuly 30, 2007
Last updated in NPPESJanuary 14, 2008
Mailing address6355 Green Valley Cir, Unit 115, Culver City, CA 90230-7073

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