CORNERSTONE SURGERY CENTER & ANESTHESIA NURSING SERVICES INC.
NPI 1952809865
Clinic/Center - Ambulatory Surgical in Riverside, CA
NPI Status: Active since January 25, 2018
Contact Information
10694 MAGNOLIA AVE
RIVERSIDE, CA
ZIP 92505
Phone: (951) 977-9778
Fax: (951) 977-9768
- Organization
- Clinic/Center
- Ambulatory Surgical
About CORNERSTONE SURGERY CENTER & ANESTHESIA NURSING SERVICES INC.
This page provides the complete NPI Profile along with additional information for Cornerstone Surgery Center & Anesthesia Nursing Services Inc., a provider established in Riverside, California operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1952809865 assigned on January 2018. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated January 2026. The provider's
- NPI
- 1952809865
- Provider Legal Name
- CORNERSTONE SURGERY CENTER & ANESTHESIA NURSING SERVICES INC.
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 10694 MAGNOLIA AVE RIVERSIDE, CA 92505
- Location Phone
- (951) 977-9778
- Location Fax
- (951) 977-9768
- Mailing Address
- 10694 MAGNOLIA AVE RIVERSIDE, CA 92505
- Mailing Phone
- (951) 335-5250
- Mailing Fax
- (951) 977-9768
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 01-25-2018
- Last Update Date
- 01-12-2026
- 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
Reviews for CORNERSTONE SURGERY CENTER & ANESTHESIA NURSING SERVICES INC.
There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.
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 1952809865, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).
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 65 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 8 providers are registered at the same or a nearby location.
RIVERSIDE, CA 92505
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1952809865, enumerated as an "organization" on January 25, 2018.
The provider is located at 10694 MAGNOLIA AVE RIVERSIDE, CA 92505 and the phone number is (951) 977-9778.
Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.
