DR. TOD ANDREW ROY PH.D.
NPI 1780885814
Psychologist - Forensic in Crescent City, CA
NPI Status: Active since May 29, 2007
Contact Information
5905 LAKE EARL DR
CRESCENT CITY, CA
ZIP 95532
Phone: (707) 465-1000
- Individual
- Male
- Psychologist
- Forensic
About TOD ROY
This page provides the complete NPI Profile along with additional information for Tod Roy, a provider established in Crescent City, California with a medical specialization in Psychologist, focusing in forensic . The healthcare provider is registered in the NPI registry with number 1780885814 assigned on May 2007. The practitioner's primary taxonomy code is 103TF0200X with license number PSY 9909 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.
- NPI
- 1780885814
- Provider Name
- DR. TOD ANDREW ROY PH.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 5905 LAKE EARL DR CRESCENT CITY, CA 95532
- Location Phone
- (707) 465-1000
- Mailing Address
- PO BOX 5 FORT DICK, CA 95538
- Mailing Phone
- (707) 465-3314
- Mailing Fax
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 05-29-2007
- Last Update Date
- 07-08-2007
- 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
Psychologist Forensic
- Taxonomy Code
- 103TF0200X
- Type
- Behavioral Health & Social Service Providers
- License No.
- PSY 9909
- License State
- CA
- Taxonomy Description
- A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.
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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 1780885814, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).
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 66 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.
CRESCENT CITY, CA 95532
CRESCENT CITY, CA 95532
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1780885814, enumerated as an "individual" on May 29, 2007.
The provider is located at 5905 LAKE EARL DR CRESCENT CITY, CA 95532 and the phone number is (707) 465-1000.
Psychologist with taxonomy code 103TF0200X and a focus in Forensic.
