GRAND OAKS SURGICAL, S.C.
NPI 1588729396
Clinic/Center - Ambulatory Surgical in Libertyville, IL
NPI Status: Active since December 22, 2006
Contact Information
1800 HOLLISTER DR
SUITE 204
LIBERTYVILLE, IL
ZIP 60048
Phone: (847) 549-1176
- Organization
- Clinic/Center
- Ambulatory Surgical
About GRAND OAKS SURGICAL, S.C.
This page provides the complete NPI Profile along with additional information for Grand Oaks Surgical, S.c., a provider established in Libertyville, Illinois operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1588729396 assigned on December 2006. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated 6 years ago. The authorized official of this NPI record is Dr. Bruce W. Irwin M.d. (Medical Director)
- NPI
- 1588729396
- Provider Name
- GRAND OAKS SURGICAL, S.C.
- Entity Type
- Organization
- Location Address
- 1800 HOLLISTER DR SUITE 204 LIBERTYVILLE, IL 60048
- Location Phone
- (847) 549-1176
- Mailing Address
- PO BOX 5667 VERNON HILLS, IL 60061
- Mailing Phone
- (847) 549-1176
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 12-22-2006
- Last Update Date
- 08-22-2020
- 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
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 1588729396, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).
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 74 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.
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1588729396, enumerated as an "organization" on December 22, 2006.
The provider is located at 1800 HOLLISTER DR SUITE 204 LIBERTYVILLE, IL 60048 and the phone number is (847) 549-1176.
Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.
