OrganizationActive
Erwinn Martin C Sistoza, M.d.,inc.
NPI 1104016856 · Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA
Provider details
- NPI number
- 1104016856
- Entity type
- Organization
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Erwinn Sistoza, President(310) 348-9138
- License
- A76101 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1711 W Temple St
Suite 5638
Los Angeles, CA 90026-5421
Phone: (310) 989-6107
Fax: (310) 989-6519
Street-level locationGet directions
Mailing address
6355 Green Valley Cir
Culver City, CA 90230-7073
Registry dates
- Enumerated
- 2007-07-30
- Last updated
- 2008-01-14
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.