GASTROENTEROLOGY LTD
NPI 1902862071
Specialist in Virginia Beach, VA

NPI Status: Active since April 26, 2006

Contact Information

1717 WILL O'WISP DRIVE
SUITE 200
VIRGINIA BEACH, VA
ZIP 23454
Phone: (757) 481-4817
Fax: (757) 481-7138

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  • Organization
  • Specialist
  • CLIA Number: 49D0228856
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 06-15-2026

About GASTROENTEROLOGY LTD

This page provides the complete NPI Profile along with additional information for Gastroenterology Ltd, a provider established in Virginia Beach, Virginia operating as a Specialist. The healthcare provider is registered in the NPI registry with number 1902862071 assigned on April 2006. The practitioner's primary taxonomy code is 174400000X with license number 201628793 (VA). 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 authorized official of this NPI record is Jan A Janson Md (Managing Partner)

NPI
1902862071
Provider Name
GASTROENTEROLOGY LTD
Entity Type
Organization
Location Address
1717 WILL O'WISP DRIVE SUITE 200 VIRGINIA BEACH, VA 23454
Location Phone
(757) 481-4817
Location Fax
(757) 481-7138
Mailing Address
1717 WILL O'WISP DRIVE SUITE 200 VIRGINIA BEACH, VA 23454
Mailing Phone
(757) 481-4817
Mailing Fax
(757) 481-7138
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-26-2006
Last Update Date
08-30-2021
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Location Map

Secondary Locations

  • 828 Healthy Way Ste 210
    Virginia Beach, VA 23462
    (757) 481-4817

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.
201628793
License State
VA
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

JAN A JANSON MD

Authorized Official Title
MANAGING PARTNER
Authorized Official Phone
(757) 481-5730

CLIA 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
49D0228856
Facility Type
Physician Office
Certificate Effective Date
June 16, 2024
Certificate Expiration Date
June 15, 2026
Laboratory Director
GLEN M. ARLUK
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Gastroenterology Ltd 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 1902862071, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
6
Unchanged
Pos 7
2
Doubled → 4
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 0 → 0 8 → 16 → 7 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 1 + 6 + 6 + 4 + 0 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1902862071.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
1717 WILL O'WISP DRIVE, SUITE 200
VIRGINIA BEACH, VA 23454

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902862071, enumerated as an "organization" on April 26, 2006.

The provider is located at 1717 WILL O'WISP DRIVE SUITE 200 VIRGINIA BEACH, VA 23454 and the phone number is (757) 481-4817.

Specialist with taxonomy code 174400000X.