HARRIET SIEGEL CHERTOK LMHC, NCC
NPI 1023354537
Counselor - Mental Health in Roslyn Heights, NY

NPI Status: Active since January 02, 2013

Contact Information

70 GLEN COVE RD STE 201
ROSLYN HEIGHTS, NY
ZIP 11577
Phone: (516) 399-0477

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  • Individual
  • Female
  • Counselor
  • Mental Health

About HARRIET CHERTOK

This page provides the complete NPI Profile along with additional information for Harriet Chertok, a provider established in Roslyn Heights, New York with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1023354537 assigned on January 2013. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1023354537
Provider Name
HARRIET SIEGEL CHERTOK LMHC, NCC
Gender
Female
Entity Type
Individual
Location Address
70 GLEN COVE RD STE 201 ROSLYN HEIGHTS, NY 11577
Location Phone
(516) 399-0477
Mailing Address
105 BIRCH DR ROSLYN, NY 11576
Mailing Phone
(516) 313-7600
Mailing Fax
Is Sole Proprietor?
Yes
Enumeration Date
01-02-2013
Last Update Date
01-02-2013
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A mental health counselor like Harriet Chertok 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.

Location Map

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

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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 1023354537, 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
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
5
Unchanged
Pos 9
3
Doubled → 6
Check
7
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 2 → 4 3 → 6 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 6 + 5 + 8 + 5 + 6 + 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 1023354537.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Psychologist (Clinical)
70 GLEN COVE RD STE 201
ROSLYN HEIGHTS, NY 11577
Psychologist
70 GLEN COVE RD STE 201
ROSLYN HEIGHTS, NY 11577
Psychiatry & Neurology (Psychiatry)
70 GLEN COVE RD STE 201
ROSLYN HEIGHTS, NY 11577

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023354537, enumerated as an "individual" on January 02, 2013.

The provider is located at 70 GLEN COVE RD STE 201 ROSLYN HEIGHTS, NY 11577 and the phone number is (516) 399-0477.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.