OLIVIA OHNGEMACH
NPI 1356214019
Counselor - Mental Health in Ho Ho Kus, NJ

NPI Status: Active since September 27, 2025

Contact Information

110 WARREN AVE
HO HO KUS, NJ
ZIP 07423
Phone: (201) 857-5380

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  • Individual
  • Female
  • Counselor
  • Mental Health

About OLIVIA OHNGEMACH

This page provides the complete NPI Profile along with additional information for Olivia Ohngemach, a provider established in Ho Ho Kus, New Jersey with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1356214019 assigned on September 2025. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1356214019
Provider Name
OLIVIA OHNGEMACH
Gender
Female
Entity Type
Individual
Location Address
110 WARREN AVE HO HO KUS, NJ 07423
Location Phone
(201) 857-5380
Mailing Address
110 WARREN AVE HO HO KUS, NJ 07423
Mailing Phone
(201) 857-5380
Is Sole Proprietor?
No
Enumeration Date
09-27-2025
Last Update Date
09-27-2025
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A mental health counselor like Olivia Ohngemach 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

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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 1356214019, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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
3
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
6
Unchanged
Pos 5
2
Doubled → 4
Pos 6
1
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
1
Doubled → 2
Check
9
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 5 → 10 → 1 2 → 4 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 4 + 1 + 8 + 0 + 2 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1356214019.

Other Providers at the Same Location


The following 17 providers are registered at the same or a nearby location.

Dentist (Oral and Maxillofacial Surgery)
110 WARREN AVE
HOHOKUS, NJ 07423
Internal Medicine
110 WARREN AVE, SUITE 5
HO HO KUS, NJ 07423
Specialist
110 WARREN AVE
HO HO KUS, NJ 07423
Clinic/Center (Medical Specialty)
110 WARREN AVE
HO HO KUS, NJ 07423
Internal Medicine
110 WARREN AVE, SUITE 5
HO HO KUS, NJ 07423
Dentist (General Practice)
110 WARREN AVE, SUITE 1
HO HO KUS, NJ 07423
Psychologist (Clinical)
110 WARREN AVE
HO HO KUS, NJ 07423
Social Worker (Clinical)
110 WARREN AVE
HO HO KUS, NJ 07423
Social Worker
110 WARREN AVE
HO HO KUS, NJ 07423
Psychologist (School)
110 WARREN AVE
HO HO KUS, NJ 07423
Psychologist (School)
110 WARREN AVE
HO HO KUS, NJ 07423
Social Worker
110 WARREN AVE
HO HO KUS, NJ 07423
Counselor (Mental Health)
110 WARREN AVE
HO HO KUS, NJ 07423
Psychologist
110 WARREN AVE
HO HO KUS, NJ 07423
Dentist (Oral and Maxillofacial Surgery)
110 WARREN AVE
HO HO KUS, NJ 07423
Social Worker (Clinical)
110 WARREN AVE
HO HO KUS, NJ 07423
Counselor (Mental Health)
110 WARREN AVE
HO HO KUS, NJ 07423

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356214019, enumerated as an "individual" on September 27, 2025.

The provider is located at 110 WARREN AVE HO HO KUS, NJ 07423 and the phone number is (201) 857-5380.

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