DR. JANICE Y. NAKAGAWA PH.D
NPI 1104958321
Psychologist - Forensic in Sacramento, CA

NPI Status: Active since March 12, 2007

Contact Information

1409 28TH ST
SUITE 100
SACRAMENTO, CA
ZIP 95816
Phone: (916) 452-3756
Fax: (916) 452-3757

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  • Individual
  • Female
  • Psychologist
  • Forensic

About JANICE NAKAGAWA

This page provides the complete NPI Profile along with additional information for Janice Nakagawa, a provider established in Sacramento, California with a medical specialization in Psychologist, focusing in forensic . The healthcare provider is registered in the NPI registry with number 1104958321 assigned on March 2007. The practitioner's primary taxonomy code is 103TF0200X with license number PSY7776 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1104958321
Provider Name
DR. JANICE Y. NAKAGAWA PH.D
Gender
Female
Entity Type
Individual
Location Address
1409 28TH ST SUITE 100 SACRAMENTO, CA 95816
Location Phone
(916) 452-3756
Location Fax
(916) 452-3757
Mailing Address
1409 28TH ST SUITE 100 SACRAMENTO, CA 95816
Mailing Phone
(916) 452-3756
Mailing Fax
(916) 452-3757
Is Sole Proprietor?
Yes
Enumeration Date
03-12-2007
Last Update Date
07-08-2007
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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.
PSY7776
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 1104958321, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
1
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 0 → 0 9 → 18 → 9 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 0 + 4 + 1 + 8 + 5 + 1 + 6 + 3 + 4 + 24 = 59

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1104958321.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Psychiatry & Neurology (Addiction Psychiatry)
1409 28TH ST, #200
SACRAMENTO, CA 95816

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104958321, enumerated as an "individual" on March 12, 2007.

The provider is located at 1409 28TH ST SUITE 100 SACRAMENTO, CA 95816 and the phone number is (916) 452-3756.

Psychologist with taxonomy code 103TF0200X and a focus in Forensic.