Grand Gi & Endoscopy Group, Inc.
NPI 1033537949 · Endoscopy Clinic/Center · Los Angeles, CA
Grand Gi & Endoscopy Group, Inc. is a Endoscopy Clinic/Center organization in Los Angeles, CA (NPI 1033537949).
Provider details
- NPI number
- 1033537949
- Entity type
- Organization
- Primary specialty
- Endoscopy Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Dae Rheem, President(213) 381-3590
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
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
Mailing address
Other names (DBA / former)
- Doing business as
- Yonsei Endoscopy Center
Registry dates
- Enumerated
- 2014-03-29
- Last updated
- 2014-03-31
Frequently asked questions
- What is Grand Gi & Endoscopy Group, Inc.'s NPI number?
- Grand Gi & Endoscopy Group, Inc.'s National Provider Identifier (NPI) is 1033537949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Grand Gi & Endoscopy Group, Inc.?
- Grand Gi & Endoscopy Group, Inc. is classified in the NPPES registry as Endoscopy Clinic/Center (Ambulatory Health Care Facilities).
- Where is Grand Gi & Endoscopy Group, Inc. located?
- Grand Gi & Endoscopy Group, Inc.'s practice location on file with NPPES is 505 S Virgil Ave, Los Angeles, CA 90020-1406.
- What is Grand Gi & Endoscopy Group, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Grand Gi & Endoscopy Group, Inc. is (213) 381-3590.
- Who is the authorized official for Grand Gi & Endoscopy Group, Inc.?
- The authorized official listed on Grand Gi & Endoscopy Group, Inc.'s NPPES record is Dae Rheem, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Grand Gi & Endoscopy Group, Inc.'s NPI active?
- Yes — Grand Gi & Endoscopy Group, Inc.'s NPI (1033537949) is active in the NPPES registry as of the last update on 2014-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.