LORI DAVIDOFF MFTI
NPI 1063808947
Counselor - Mental Health in Eureka, CA

NPI Status: Active since April 08, 2015

Contact Information

1802 CALIFORNIA ST
EUREKA, CA
ZIP 95501
Phone: (707) 443-7358

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Counselor
Mental Health

About LORI DAVIDOFF

This page provides the complete NPI Profile along with additional information for Lori Davidoff, a provider established in Eureka, California with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1063808947 assigned on April 2015. The practitioner's primary taxonomy code is 101YM0800X with license number 84189 (CA). The provider is registered as an individual and her NPI record was last updated 11 years ago.

NPI: 1063808947
Provider Name: LORI DAVIDOFF MFTI
Gender: Female
Entity Type: Individual
Location Address: 1802 CALIFORNIA ST EUREKA, CA 95501
Location Phone: (707) 443-7358
Mailing Address: PO BOX 1002 ARCATA, CA 95518
Mailing Phone: (808) 346-2888
Is Sole Proprietor?: Yes
Enumeration Date: 04-08-2015
Last Update Date: 04-08-2015
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A mental health counselor like Lori Davidoff provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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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 Mental Health
Taxonomy Code: 101YM0800X
Type: Behavioral Health & Social Service Providers
License No.: 84189
License State: CA

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 1063808947, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 12 → 1 + 2

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 8

Check

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 6 → 12 → 3 8 → 16 → 7 8 → 16 → 7 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 2 + 3 + 1 + 6 + 0 + 1 + 6 + 9 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7

This NPI is valid

The calculated check digit is 7, which matches the last digit of 1063808947.