TODD ALLEN HOLLADAY
NPI 1841158680
Technician in Iowa City, IA
NPI Status: Active since January 12, 2026
Contact Information
601 HIGHWAY 6 W
IOWA CITY, IA
ZIP 52246
Phone: (319) 338-0581
- Individual
- Male
- Technician
About TODD HOLLADAY
This page provides the complete NPI Profile along with additional information for Todd Holladay, a provider established in Iowa City, Iowa with a medical specialization in Technician. The healthcare provider is registered in the NPI registry with number 1841158680 assigned on January 2026. The practitioner's primary taxonomy code is 374700000X. The provider is registered as an individual and his NPI record was last updated January 2026.
- NPI
- 1841158680
- Provider Name
- TODD ALLEN HOLLADAY
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 601 HIGHWAY 6 W IOWA CITY, IA 52246
- Location Phone
- (319) 338-0581
- Mailing Address
- 601 HIGHWAY 6 W IOWA CITY, IA 52246
- Mailing Phone
- (319) 338-0581
- Is Sole Proprietor?
- No
- Enumeration Date
- 01-12-2026
- 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
Technician
- Taxonomy Code
- 374700000X
- Type
- Nursing Service Related Providers
- Taxonomy Description
- (1) A person with specialized training in a narrow field of expertise whose occupation requires training and is skilled in specific technical processes and procedures. (2) An individual having special skill or practical knowledge in an area, such as operation and maintenance of equipment or performance of laboratory procedures involving biochemical analyses. Special technical qualifications are normally required, though an increasing number or technicians also possess university degrees in science, and occasionally doctorate degrees. The distinction between technician and technologist in the health care field is not always clear.
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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 1841158680, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
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 70 is 70. 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.
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
IOWA CITY, IA 52246
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1841158680, enumerated as an "individual" on January 12, 2026.
The provider is located at 601 HIGHWAY 6 W IOWA CITY, IA 52246 and the phone number is (319) 338-0581.
Technician with taxonomy code 374700000X.
