Ioannis Giannikopoulos, M.D.
NPI 1275643413 · Gastroenterology Physician · Los Angeles, CA
Ioannis Giannikopoulos, M.D. is a Gastroenterology Physician provider in Los Angeles, CA (NPI 1275643413).
Provider details
- NPI number
- 1275643413
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C41227 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ioannis Giannikopoulos's NPI number?
- Ioannis Giannikopoulos's National Provider Identifier (NPI) is 1275643413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ioannis Giannikopoulos's specialty?
- Ioannis Giannikopoulos is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Ioannis Giannikopoulos located?
- Ioannis Giannikopoulos's practice location on file with NPPES is 12021 Wilmington Ave, Los Angeles, CA 90059-3019.
- What is Ioannis Giannikopoulos's phone number?
- The practice phone number listed in the NPPES registry for Ioannis Giannikopoulos is (909) 919-9296.
- Is Ioannis Giannikopoulos's NPI active?
- Yes — Ioannis Giannikopoulos's NPI (1275643413) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.