LOS ANGELES GASTROENTEROLOGY GROUP
NPI 1538430509
Specialist in Los Angeles, CA

NPI Status: Active since January 23, 2012

Contact Information

266 S HARVARD BLVD STE 250
LOS ANGELES, CA
ZIP 90004
Phone: (213) 387-9000
Fax: (213) 387-5804

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  • Organization
  • Specialist

About LOS ANGELES GASTROENTEROLOGY GROUP

This page provides the complete NPI Profile along with additional information for Los Angeles Gastroenterology Group, a provider established in Los Angeles, California operating as a Specialist. The healthcare provider is registered in the NPI registry with number 1538430509 assigned on January 2012. The practitioner's primary taxonomy code is 174400000X with license number G76636 (CA). The provider is registered as an organization and their NPI record was last updated 5 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The provider's is doing business as Los Angeles Gastroenterology Group. The authorized official of this NPI record is Paul M Choi M.d. (President)

NPI
1538430509
Provider Legal Name
PAUL M CHOI MD A CALIFORNIA MEDICAL CORP
Other Organization Name
LOS ANGELES GASTROENTEROLOGY GROUP
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
266 S HARVARD BLVD STE 250 LOS ANGELES, CA 90004
Location Phone
(213) 387-9000
Location Fax
(213) 387-5804
Mailing Address
266 S HARVARD BLVD STE 250 LOS ANGELES, CA 90004
Mailing Phone
(213) 387-9000
Mailing Fax
(213) 387-5804
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-23-2012
Last Update Date
08-11-2021
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
G76636
License State
CA
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

PAUL M CHOI M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(213) 387-9000

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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 1538430509, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
4
Doubled → 8
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
Check
9
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 3 → 6 4 → 8 0 → 0 0 → 0

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 6 + 8 + 8 + 3 + 0 + 5 + 0 + 24 = 61

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1538430509.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Specialist
266 S HARVARD BLVD STE 250
LOS ANGELES, CA 90004
Internal Medicine (Gastroenterology)
266 S HARVARD BLVD STE 250
LOS ANGELES, CA 90004

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538430509, enumerated as an "organization" on January 23, 2012.

The provider is located at 266 S HARVARD BLVD STE 250 LOS ANGELES, CA 90004 and the phone number is (213) 387-9000.

Specialist with taxonomy code 174400000X.