ADVANCED GASTROENTEROLOGY PRACTICE PLLC
NPI 1184921728
Internal Medicine - Gastroenterology in New York, NY

NPI Status: Active since February 17, 2011

Contact Information

77 BOWERY
#701
NEW YORK, NY
ZIP 10002
Phone: (212) 775-8388
Fax: (212) 775-8383

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • CLIA Number: 33D2044822
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 05-31-2026

About ADVANCED GASTROENTEROLOGY PRACTICE PLLC

This page provides the complete NPI Profile along with additional information for Advanced Gastroenterology Practice Pllc, an internist established in New York, New York operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1184921728 assigned on February 2011. The practitioner's primary taxonomy code is 207RG0100X with license number 223587 (NY). The provider is registered as an organization and their NPI record was last updated May 2026. 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 Timothy Wong M.d. (Owner)

NPI
1184921728
Provider Name
ADVANCED GASTROENTEROLOGY PRACTICE PLLC
Entity Type
Organization
Location Address
77 BOWERY #701 NEW YORK, NY 10002
Location Phone
(212) 775-8388
Location Fax
(212) 775-8383
Mailing Address
77 BOWERY #701 NEW YORK, NY 10002
Mailing Phone
(212) 775-8388
Mailing Fax
(212) 775-8383
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-17-2011
Last Update Date
05-08-2026
Code Navigator

An internist like Advanced Gastroenterology Practice Pllc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 175 Jericho Tpke Ste 200
    Syosset, NY 11791
    (212) 775-8388

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

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
223587
License State
NY
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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

TIMOTHY WONG M.D.

Authorized Official Title
OWNER
Authorized Official Phone
(212) 775-8388

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
33D2044822
Facility Type
Physician Office
Certificate Effective Date
August 28, 2023
Certificate Expiration Date
May 31, 2026
Laboratory Director
DR. QIUSHENG SI
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Advanced Gastroenterology Practice Pllc after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements. This type of certificate is issued to laboratories that perform nonwaived (moderate and/or high complexity) testing.

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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 1184921728, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
1
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
2
Doubled → 4
Check
8
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 8 → 16 → 7 9 → 18 → 9 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 6 + 4 + 1 + 8 + 2 + 2 + 7 + 4 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1184921728.

Other Providers at the Same Location


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

Internal Medicine (Cardiovascular Disease)
77 BOWERY, 5TH FLOOR, SUITE 502
NEW YORK, NY 10002
Internal Medicine (Cardiovascular Disease)
77 BOWERY, 5TH FLOOR, SUITE 502
NEW YORK, NY 10002

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1184921728, enumerated as an "organization" on February 17, 2011.

The provider is located at 77 BOWERY #701 NEW YORK, NY 10002 and the phone number is (212) 775-8388.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.