NATHANIEL HARRIS CPRS
NPI 1427986470
Peer Specialist in Washington, DC
NPI Status: Active since May 11, 2026
Contact Information
60 O ST NW
WASHINGTON, DC
ZIP 20001
Phone: (202) 235-1471
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Male
- Peer Specialist
About NATHANIEL HARRIS
This page provides the complete NPI Profile along with additional information for Nathaniel Harris, a provider established in Washington, District Of Columbia with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1427986470 assigned on May 2026. The practitioner's primary taxonomy code is 175T00000X with license number 15422021 (VA). The provider is registered as an individual and his NPI record was last updated May 2026.
- NPI
- 1427986470
- Provider Name
- NATHANIEL HARRIS CPRS
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 60 O ST NW WASHINGTON, DC 20001
- Location Phone
- (202) 235-1471
- Mailing Address
- 60 O ST NW WASHINGTON, DC 20001
- Mailing Phone
- (202) 235-1471
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-11-2026
- Last Update Date
- 05-11-2026
- 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
Peer Specialist
- Taxonomy Code
- 175T00000X
- Type
- Other Service Providers
- License No.
- 15422021
- License State
- VA
- Taxonomy Description
- Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.
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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 1427986470, 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.
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The following 20 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1427986470, enumerated as an "individual" on May 11, 2026.
The provider is located at 60 O ST NW WASHINGTON, DC 20001 and the phone number is (202) 235-1471.
Peer Specialist with taxonomy code 175T00000X.
