ATHANASIOS KONSTANTINIDIS M.D.
NPI 1437329794
Allergy & Immunology - Allergy in Chicago, IL
NPI Status: Active since March 03, 2008
Contact Information
251 E HURON ST
GALTER BUILDING, 18TH FLOOR
CHICAGO, IL
ZIP 60611
Phone: (312) 695-4000
Fax: (312) 695-4141
- Individual
- Male
- Allergy & Immunology
- Allergy
About ATHANASIOS KONSTANTINIDIS
This page provides the complete NPI Profile along with additional information for Athanasios Konstantinidis, a provider established in Chicago, Illinois with a medical specialization in Allergy & Immunology, focusing in allergy . The healthcare provider is registered in the NPI registry with number 1437329794 assigned on March 2008. The practitioner's primary taxonomy code is 207KA0200X with license number 036-115722 (IL). The provider is registered as an individual and his NPI record was last updated 18 years ago.
- NPI
- 1437329794
- Provider Name
- ATHANASIOS KONSTANTINIDIS M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 251 E HURON ST GALTER BUILDING, 18TH FLOOR CHICAGO, IL 60611
- Location Phone
- (312) 695-4000
- Location Fax
- (312) 695-4141
- Mailing Address
- 676 N SAINT CLAIR ST SUITE: 14-018 CHICAGO, IL 60611
- Mailing Phone
- (312) 695-4000
- Mailing Fax
- (312) 695-4141
- Is Sole Proprietor?
- No
- Enumeration Date
- 03-03-2008
- Last Update Date
- 03-03-2008
- 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
Allergy & Immunology Allergy
- Taxonomy Code
- 207KA0200X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 036-115722
- License State
- IL
- Taxonomy Description
- A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee
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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 1437329794, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).
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 76 is 80. 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.
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1437329794, enumerated as an "individual" on March 03, 2008.
The provider is located at 251 E HURON ST GALTER BUILDING, 18TH FLOOR CHICAGO, IL 60611 and the phone number is (312) 695-4000.
Allergy & Immunology with taxonomy code 207KA0200X and a focus in Allergy.
