GRAND ENDOSCOPY CENTER
NPI 1871914291
Clinic/Center - Endoscopy in Los Angeles, CA
NPI Status: Active since January 02, 2014
Contact Information
505 S VIRGIL AVE
SUITE 104
LOS ANGELES, CA
ZIP 90020
Phone: (213) 381-3630
Fax: (213) 381-3631
- Organization
- Clinic/Center
- Endoscopy
- CLIA Number: 05D2076999
- CLIA Cert. Type: Ambulatory Surgery Center
- CLIA Exp. Date: 04-29-2028
About GRAND ENDOSCOPY CENTER
This page provides the complete NPI Profile along with additional information for Grand Endoscopy Center, a provider established in Los Angeles, California operating as a Clinic/center, focusing in endoscopy . The healthcare provider is registered in the NPI registry with number 1871914291 assigned on January 2014. The practitioner's primary taxonomy code is 261QE0800X with license number A92866 (CA). The provider is registered as an organization and their NPI record was last updated 12 years ago. The provider's is doing business as Grand Endoscopy Center. The authorized official of this NPI record is Nary L Cheng (Office Manager)
- NPI
- 1871914291
- Provider Legal Name
- GRAND GI & ENDOSCOPY GROUP, INC.
- Other Organization Name
- GRAND ENDOSCOPY CENTER
- Other Name Type
- Doing Business As (3)
- Entity Type
- Organization
- Location Address
- 505 S VIRGIL AVE SUITE 104 LOS ANGELES, CA 90020
- Location Phone
- (213) 381-3630
- Location Fax
- (213) 381-3631
- Mailing Address
- 505 S VIRGIL AVE SUITE 104 LOS ANGELES, CA 90020
- Mailing Phone
- (213) 381-3630
- Mailing Fax
- (213) 381-3631
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 01-02-2014
- Last Update Date
- 05-21-2014
- Code Navigator
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Clinic/Center Endoscopy
- Taxonomy Code
- 261QE0800X
- Type
- Ambulatory Health Care Facilities
- License No.
- A92866
- License State
- CA
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
Biopsy of large bowel using a flexible endoscope
Removal of polyps or growths of large bowel using an endoscope with mechanical snare
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
This service was performed 371 times for 312 patientsA biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
This service was performed 151 times for 149 patientsThis procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
This service was performed 19 times for 18 patientsCLIA Information
The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:
- CLIA Number
- 05D2076999
- Facility Type
- Ambulatory Surgery Center
- Certificate Effective Date
- April 30, 2026
- Certificate Expiration Date
- April 29, 2028
- Laboratory Director
- DAE S. RHEEM, MD
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Grand Endoscopy Center to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1871914291, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 69 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 16 providers are registered at the same or a nearby location.
LOS ANGELES, CA 90020
LOS ANGELES, CA 90020
LOS ANGELES, CA 90020
LOS ANGELES, CA 90020
LOS ANGELES, CA 90020
LOS ANGELES, CA 90020
LOS ANGELES, CA 90020
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1871914291, enumerated as an "organization" on January 02, 2014.
The provider is located at 505 S VIRGIL AVE SUITE 104 LOS ANGELES, CA 90020 and the phone number is (213) 381-3630.
Clinic/Center with taxonomy code 261QE0800X and a focus in Endoscopy.
