JENNIFER IRIS COHN
NPI 1417809427
Counselor - Mental Health in New York, NY

NPI Status: Active since February 11, 2026

Contact Information

620 8TH AVE
NEW YORK, NY
ZIP 10018
Phone: (646) 941-7645
Fax: (929) 596-7897

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  • Individual
  • Female
  • Counselor
  • Mental Health

About JENNIFER COHN

This page provides the complete NPI Profile along with additional information for Jennifer Cohn, a provider established in New York, New York with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1417809427 assigned on February 2026. The practitioner's primary taxonomy code is 101YM0800X with license number 001721 (NY). The provider is registered as an individual and her NPI record was last updated February 2026. Jennifer Cohn operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.

NPI
1417809427
Provider Name
JENNIFER IRIS COHN
Gender
Female
Entity Type
Individual
Location Address
620 8TH AVE NEW YORK, NY 10018
Location Phone
(646) 941-7645
Location Fax
(929) 596-7897
Mailing Address
405 E 56TH ST APT 9F NEW YORK, NY 10022
Mailing Phone
(917) 209-8854
Is Sole Proprietor?
Yes
Enumeration Date
02-11-2026
Last Update Date
02-11-2026
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A mental health counselor like Jennifer Cohn 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
License No.
001721
License State
NY

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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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 1417809427, 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
4
Unchanged
Pos 3
1
Doubled → 2
Pos 4
7
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
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 1 → 2 8 → 16 → 7 9 → 18 → 9 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 2 + 7 + 1 + 6 + 0 + 1 + 8 + 4 + 4 + 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 1417809427.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Social Worker (Clinical)
620 8TH AVE
NEW YORK, NY 10018
Psychologist (Cognitive & Behavioral)
620 8TH AVE
NEW YORK, NY 10018
Social Worker (Clinical)
620 8TH AVE
NEW YORK, NY 10018
Counselor (Mental Health)
620 8TH AVE
NEW YORK, NY 10018
Nurse Practitioner (Psychiatric/Mental Health)
620 8TH AVE
NEW YORK, NY 10018
Social Worker (Clinical)
620 8TH AVE
NEW YORK, NY 10018
Drama Therapist
620 8TH AVE
NEW YORK, NY 10018
Social Worker (Clinical)
620 8TH AVE
NEW YORK, NY 10018

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1417809427, enumerated as an "individual" on February 11, 2026.

The provider is located at 620 8TH AVE NEW YORK, NY 10018 and the phone number is (646) 941-7645.

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