GILLIAN LARSEN
NPI 1871269670
Counselor in Lafayette, LA

NPI Status: Active since August 20, 2021

Contact Information

4640 W CONGRESS ST
LAFAYETTE, LA
ZIP 70506
Phone: (337) 210-5844

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  • Individual
  • Female
  • Counselor

About GILLIAN LARSEN

This page provides the complete NPI Profile along with additional information for Gillian Larsen, a provider established in Lafayette, Louisiana with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1871269670 assigned on August 2021. The practitioner's primary taxonomy code is 101Y00000X with license number 8374 (LA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1871269670
Provider Name
GILLIAN LARSEN
Gender
Female
Entity Type
Individual
Location Address
4640 W CONGRESS ST LAFAYETTE, LA 70506
Location Phone
(337) 210-5844
Mailing Address
4640 W CONGRESS ST LAFAYETTE, LA 70506
Is Sole Proprietor?
No
Enumeration Date
08-20-2021
Last Update Date
08-20-2021
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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

Counselor

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
License No.
8374
License State
LA
Taxonomy Description
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

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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 1871269670, 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
0
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 7 → 14 → 5 2 → 4 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 4 + 1 + 4 + 6 + 1 + 8 + 6 + 1 + 4 + 24 = 70

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.

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1871269670.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Internal Medicine
4640 W CONGRESS ST, SUIT A
LAFAYETTE, LA 70506
Nurse Practitioner (Psychiatric/Mental Health)
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Social Worker (Clinical)
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Counselor
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Counselor
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Counselor (Professional)
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Counselor (Mental Health)
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Psychologist (Counseling)
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Counselor (Mental Health)
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Case Manager/Care Coordinator
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Internal Medicine
4640 W CONGRESS ST
LAFAYETTE, LA 70506
Internal Medicine
4640 W CONGRESS ST
LAFAYETTE, LA 70506

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871269670, enumerated as an "individual" on August 20, 2021.

The provider is located at 4640 W CONGRESS ST LAFAYETTE, LA 70506 and the phone number is (337) 210-5844.

Counselor with taxonomy code 101Y00000X.