NORTH SHORE GASTROENTEROLOGY SC
NPI 1821104019
Internal Medicine - Gastroenterology in Skokie, IL
NPI Status: Active since August 21, 2006
Contact Information
4711 GOLF RD
SUITE 500
SKOKIE, IL
ZIP 60076
Phone: (847) 677-1170
Fax: (847) 677-1233
- Organization
- Internal Medicine
- Gastroenterology
- CLIA Number: 14D0414146
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 08-31-2026
About NORTH SHORE GASTROENTEROLOGY SC
This page provides the complete NPI Profile along with additional information for North Shore Gastroenterology Sc, an internist established in Skokie, Illinois operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1821104019 assigned on August 2006. The practitioner's primary taxonomy code is 207RG0100X. The provider is registered as an organization and their NPI record was last updated 17 years ago. North Shore Gastroenterology Sc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Alan B Shapiro Md (Vice President)
- NPI
- 1821104019
- Provider Name
- NORTH SHORE GASTROENTEROLOGY SC
- Entity Type
- Organization
- Location Address
- 4711 GOLF RD SUITE 500 SKOKIE, IL 60076
- Location Phone
- (847) 677-1170
- Location Fax
- (847) 677-1233
- Mailing Address
- 4711 GOLF RD ST 500 SKOKIE, IL 60076
- Mailing Phone
- (847) 677-1170
- Mailing Fax
- (847) 677-1233
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 08-21-2006
- Last Update Date
- 11-24-2009
- Code Navigator
An internist like North Shore Gastroenterology Sc 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
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
- 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 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
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
- 14D0414146
- Facility Type
- Physician Office
- Certificate Effective Date
- September 01, 2024
- Certificate Expiration Date
- August 31, 2026
- Laboratory Director
- DOUGLAS ADLER M D
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to North Shore Gastroenterology Sc 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 1821104019, 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 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.
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 51 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
SKOKIE, IL 60076
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1821104019, enumerated as an "organization" on August 21, 2006.
The provider is located at 4711 GOLF RD SUITE 500 SKOKIE, IL 60076 and the phone number is (847) 677-1170.
Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.
