OrganizationActive
Tarcisio C. Diaz, M.D. a Medical Corporation
NPI 1891135752 · Endocrinology, Diabetes & Metabolism Physician · Corona, CA
Provider details
- NPI number
- 1891135752
- Entity type
- Organization
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Tarcisio Diaz, President(951) 738-9081
- License
- A46295 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(77/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
900 S Main St
Suite 100
Corona, CA 92882-3401
Phone: (951) 738-9081
Fax: (951) 738-9081
Street-level locationGet directions
Mailing address
900 S Main St
Corona, CA 92882-3401
Registry dates
- Enumerated
- 2013-06-25
- Last updated
- 2013-06-25
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.