GREYSEN ULMER
NPI 1669399853
Respite Care in Rogers, ND
NPI Status: Active since June 30, 2026
Contact Information
2122 116G AVE SE
ROGERS, ND
ZIP 58479
Phone: (701) 450-4562
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Male
- Respite Care
About GREYSEN ULMER
This page provides the complete NPI Profile along with additional information for Greysen Ulmer, a provider established in Rogers, North Dakota with a medical specialization in Respite Care. The healthcare provider is registered in the NPI registry with number 1669399853 assigned on June 2026. The practitioner's primary taxonomy code is 385H00000X. The provider is registered as an individual and his NPI record was last updated June 2026.
- NPI
- 1669399853
- Provider Name
- GREYSEN ULMER
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 2122 116G AVE SE ROGERS, ND 58479
- Location Phone
- (701) 450-4562
- Mailing Address
- 2122 116G AVE SE ROGERS, ND 58479
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 06-30-2026
- Last Update Date
- 06-30-2026
- 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
Respite Care
- Taxonomy Code
- 385H00000X
- Type
- Respite Care Facility
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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 1669399853, 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 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 77 is 80. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1669399853, enumerated as an "individual" on June 30, 2026.
The provider is located at 2122 116G AVE SE ROGERS, ND 58479 and the phone number is (701) 450-4562.
Respite Care with taxonomy code 385H00000X.
