ONTARIO STREET OPERATORY
NPI 1477017333
Clinic/Center - Ambulatory Surgical in Chicago, IL
NPI Status: Active since January 24, 2019
Contact Information
22 W ONTARIO ST
CHICAGO, IL
ZIP 60654
Phone: (312) 642-0400
- Organization
- Clinic/Center
- Ambulatory Surgical
About ONTARIO STREET OPERATORY
This page provides the complete NPI Profile along with additional information for Ontario Street Operatory, a provider established in Chicago, Illinois operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1477017333 assigned on January 2019. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated 7 years ago. The authorized official of this NPI record is Jeffrey Weinzweig Md (Owner)
- NPI
- 1477017333
- Provider Name
- ONTARIO STREET OPERATORY
- Entity Type
- Organization
- Location Address
- 22 W ONTARIO ST CHICAGO, IL 60654
- Location Phone
- (312) 642-0400
- Mailing Address
- 22 W ONTARIO ST CHICAGO, IL 60654
- Mailing Phone
- (312) 642-0400
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 01-24-2019
- Last Update Date
- 02-05-2019
- Code Navigator
Location Map
Secondary Locations
- 20 W Ontario St
Chicago, IL 60654
(312) 642-0400
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
Clinic/Center Ambulatory Surgical
- Taxonomy Code
- 261QA1903X
- Type
- Ambulatory Health Care Facilities
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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 1477017333, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).
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 57 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
CHICAGO, IL 60654
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1477017333, enumerated as an "organization" on January 24, 2019.
The provider is located at 22 W ONTARIO ST CHICAGO, IL 60654 and the phone number is (312) 642-0400.
Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.
