DAVID HERNANDEZ
NPI 1598810095
Counselor - School in New York, NY

NPI Status: Active since January 24, 2007

Contact Information

1727 AMSTERDAM AVE
NEW YORK, NY
ZIP 10031
Phone: (212) 694-9200
Fax: (212) 368-5608

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  • Individual
  • Male
  • Counselor
  • School

About DAVID HERNANDEZ

This page provides the complete NPI Profile along with additional information for David Hernandez, a provider established in New York, New York with a medical specialization in Counselor, focusing in school . The healthcare provider is registered in the NPI registry with number 1598810095 assigned on January 2007. The practitioner's primary taxonomy code is 101YS0200X. The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1598810095
Provider Name
DAVID HERNANDEZ
Gender
Male
Entity Type
Individual
Location Address
1727 AMSTERDAM AVE NEW YORK, NY 10031
Location Phone
(212) 694-9200
Location Fax
(212) 368-5608
Mailing Address
PO BOX 1333 NEW YORK, NY 10027
Is Sole Proprietor?
No
Enumeration Date
01-24-2007
Last Update Date
07-08-2007
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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 School

Taxonomy Code
101YS0200X
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 1598810095, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 6 + 1 + 0 + 0 + 1 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1598810095.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Family Medicine
1727 AMSTERDAM AVE, 4TH FLOOR
NEW YORK, NY 10031
Case Manager/Care Coordinator
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Case Manager/Care Coordinator
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Counselor (Addiction (Substance Use Disorder))
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Psychiatry & Neurology (Psychiatry)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Specialist
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Counselor (Addiction (Substance Use Disorder))
1727 AMSTERDAM AVE, CHEMICAL DEPENDENCE UNIT
NEW YORK, NY 10031
Specialist
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE, ROOM 213
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Counselor (Mental Health)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE
NEW YORK, NY 10031
Social Worker (Clinical)
1727 AMSTERDAM AVE, ROOM 208
NEW YORK, NY 10031
Counselor (Mental Health)
1727 AMSTERDAM AVE
NEW YORK, NY 10031

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598810095, enumerated as an "individual" on January 24, 2007.

The provider is located at 1727 AMSTERDAM AVE NEW YORK, NY 10031 and the phone number is (212) 694-9200.

Counselor with taxonomy code 101YS0200X and a focus in School.