JACQUELINE SINGER PH.D.
NPI 1356539852
Psychologist - Forensic in Sonoma, CA

NPI Status: Active since October 09, 2007

Contact Information

710 W NAPA ST
SUITE 2
SONOMA, CA
ZIP 95476
Phone: (707) 935-6366

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  • Individual
  • Female
  • Psychologist
  • Forensic

About JACQUELINE SINGER

This page provides the complete NPI Profile along with additional information for Jacqueline Singer, a provider established in Sonoma, California with a medical specialization in Psychologist, focusing in forensic . The healthcare provider is registered in the NPI registry with number 1356539852 assigned on October 2007. The practitioner's primary taxonomy code is 103TF0200X with license number PSY8914 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1356539852
Provider Name
JACQUELINE SINGER PH.D.
Gender
Female
Entity Type
Individual
Location Address
710 W NAPA ST SUITE 2 SONOMA, CA 95476
Location Phone
(707) 935-6366
Mailing Address
710 W NAPA ST SUITE 2 SONOMA, CA 95476
Is Sole Proprietor?
Yes
Enumeration Date
10-09-2007
Last Update Date
10-09-2007
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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.
PSY8914
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 1356539852, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
3
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
6
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
2
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 5 → 10 → 1 5 → 10 → 1 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 1 + 0 + 3 + 1 + 8 + 8 + 1 + 0 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1356539852.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Naturopath
710 W NAPA ST, SUITE 1
SONOMA, CA 95476
Naturopath
710 W NAPA ST, SUITE 1
SONOMA, CA 95476
Naturopath
710 W NAPA ST, SUITE 1
SONOMA, CA 95476
Registered Nurse (Psychiatric/Mental Health, Adult)
710 W NAPA ST, 2
SONOMA, CA 95476

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356539852, enumerated as an "individual" on October 09, 2007.

The provider is located at 710 W NAPA ST SUITE 2 SONOMA, CA 95476 and the phone number is (707) 935-6366.

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