CAROLYN A. LEMMON
NPI 1467676221
Counselor - Mental Health in Sitka, AK

NPI Status: Active since April 12, 2007

Contact Information

701 INDIAN RIVER RD
SITKA, AK
ZIP 99835
Phone: (907) 747-3636

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

Individual
Female
Counselor
Mental Health

About CAROLYN LEMMON

This page provides the complete NPI Profile along with additional information for Carolyn Lemmon, a provider established in Sitka, Alaska with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1467676221 assigned on April 2007. The practitioner's primary taxonomy code is 101YM0800X with license number 624 (AK). The provider is registered as an individual and her NPI record was last updated 15 years ago.

NPI: 1467676221
Provider Name: CAROLYN A. LEMMON
Gender: Female
Entity Type: Individual
Location Address: 701 INDIAN RIVER RD SITKA, AK 99835
Location Phone: (907) 747-3636
Mailing Address: 1935 ANNA CIRCLE 'A' SITKA, AK 99835
Is Sole Proprietor?: No
Enumeration Date: 04-12-2007
Last Update Date: 05-12-2011
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A mental health counselor like Carolyn Lemmon 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.: 624
License State: AK

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 1467676221, 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 12 → 1 + 2

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 4

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 6 → 12 → 3 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 2 + 7 + 1 + 2 + 7 + 1 + 2 + 2 + 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 1467676221.