ERIN MARIE PARRISH PSY.D.
NPI 1710805163
Clinical Neuropsychologist in Washington, DC
NPI Status: Active since July 06, 2026
Contact Information
50 IRVING ST NW
WASHINGTON, DC
ZIP 20422
Phone: (202) 745-8344
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Female
- Clinical Neuropsychologist
About ERIN PARRISH
This page provides the complete NPI Profile along with additional information for Erin Parrish, a provider established in Washington, District Of Columbia with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1710805163 assigned on July 2026. The practitioner's primary taxonomy code is 103G00000X with license number 0810009388 (VA). The provider is registered as an individual and her NPI record was last updated July 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.
- NPI
- 1710805163
- Provider Name
- ERIN MARIE PARRISH PSY.D.
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 50 IRVING ST NW WASHINGTON, DC 20422
- Location Phone
- (202) 745-8344
- Mailing Address
- 403 CALVERT AVE ALEXANDRIA, VA 22301
- Mailing Phone
- (321) 202-1801
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 07-06-2026
- Last Update Date
- 07-06-2026
- 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
Clinical Neuropsychologist
- Taxonomy Code
- 103G00000X
- Type
- Behavioral Health & Social Service Providers
- License No.
- 0810009388
- License State
- VA
- Taxonomy Description
- A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
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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 1710805163, 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 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 47 is 50. 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.
WASHINGTON, DC 20422
WASHINGTON, DC 20422
WASHINGTON, DC 20422
WASHINGTON, DC 20422
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1710805163, enumerated as an "individual" on July 06, 2026.
The provider is located at 50 IRVING ST NW WASHINGTON, DC 20422 and the phone number is (202) 745-8344.
Clinical Neuropsychologist with taxonomy code 103G00000X.
