GRACE ONDARA
NPI 1689556508
Clinic/Center - Rehabilitation, Substance Use Disorder in Minneapolis, MN
NPI Status: Active since July 22, 2025
Contact Information
1911 NICOLLET AVE # 230
MINNEAPOLIS, MN
ZIP 55403
Phone: (952) 715-7733
- Individual
- Female
- Clinic/Center
- Rehabilitation, Substance Use Disorder
About GRACE ONDARA
This page provides the complete NPI Profile along with additional information for Grace Ondara, a provider established in Minneapolis, Minnesota with a medical specialization in Clinic/center, focusing in rehabilitation, substance use disorder . The healthcare provider is registered in the NPI registry with number 1689556508 assigned on July 2025. The practitioner's primary taxonomy code is 261QR0405X. The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1689556508
- Provider Name
- GRACE ONDARA
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1911 NICOLLET AVE # 230 MINNEAPOLIS, MN 55403
- Location Phone
- (952) 715-7733
- Mailing Address
- 500 E GRANT ST APT 310 MINNEAPOLIS, MN 55404
- Mailing Phone
- (952) 715-7733
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 07-22-2025
- Last Update Date
- 07-22-2025
- 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 Rehabilitation, Substance Use Disorder
- Taxonomy Code
- 261QR0405X
- 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 1689556508, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).
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 62 is 70. 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.
MINNEAPOLIS, MN 55403
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1689556508, enumerated as an "individual" on July 22, 2025.
The provider is located at 1911 NICOLLET AVE # 230 MINNEAPOLIS, MN 55403 and the phone number is (952) 715-7733.
Clinic/Center with taxonomy code 261QR0405X and a focus in Rehabilitation, Substance Use Disorder.
