DR. RALPH JOSEPH FRETZ PH.D.
NPI 1629191390
Psychologist - Forensic in Manasquan, NJ

NPI Status: Active since April 09, 2007

Contact Information

2517 HIGHWAY 35
BUILDING G, SUITE 103
MANASQUAN, NJ
ZIP 08736
Phone: (973) 390-2151
Fax: (732) 528-0040

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  • Individual
  • Male
  • Psychologist
  • Forensic

About RALPH FRETZ

This page provides the complete NPI Profile along with additional information for Ralph Fretz, a provider established in Manasquan, New Jersey with a medical specialization in Psychologist, focusing in forensic . The healthcare provider is registered in the NPI registry with number 1629191390 assigned on April 2007. The practitioner's primary taxonomy code is 103TF0200X with license number 3846 (NJ). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1629191390
Provider Name
DR. RALPH JOSEPH FRETZ PH.D.
Gender
Male
Entity Type
Individual
Location Address
2517 HIGHWAY 35 BUILDING G, SUITE 103 MANASQUAN, NJ 08736
Location Phone
(973) 390-2151
Location Fax
(732) 528-0040
Mailing Address
2517 HIGHWAY 35 BUILDING G, SUITE 103 MANASQUAN, NJ 08736
Mailing Phone
(973) 390-2151
Mailing Fax
(732) 528-0040
Is Sole Proprietor?
Yes
Enumeration Date
04-09-2007
Last Update Date
01-16-2015
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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

Psychologist Forensic

Taxonomy Code
103TF0200X
Type
Behavioral Health & Social Service Providers
License No.
3846
License State
NJ
Taxonomy Description
A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

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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 1629191390, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 2 + 9 + 2 + 3 + 1 + 8 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1629191390.

Other Providers at the Same Location


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

Home Health
2517 HIGHWAY 35, SUITE J201
MANASQUAN, NJ 08736
Psychiatry & Neurology (Psychiatry)
2517 HIGHWAY 35, BLDG H SUITE 201 VALLEY PARK PROFESSIONAL CENTER
MANASQUAN, NJ 08736
Psychologist (Clinical)
2517 HIGHWAY 35, BLDG. H, SUITE 205
MANASQUAN, NJ 08736
Psychologist
2517 HIGHWAY 35, BUILDING J SUITE 103
MANASQUAN, NJ 08736
Dentist
2517 HIGHWAY 35, SUITE B 205
MANASQUAN, NJ 08736
Dentist
2517 HIGHWAY 35, SUITE B 205
MANASQUAN, NJ 08736
Dentist
2517 HIGHWAY 35, SUITE B 205
MANASQUAN, NJ 08736
Psychologist (Clinical)
2517 HIGHWAY 35, BUILDING J, SUITE 101
MANASQUAN, NJ 08736
Counselor (Professional)
2517 HIGHWAY 35, BUILDING H, SUITE 201
MANASQUAN, NJ 08736
Counselor (Mental Health)
2517 HIGHWAY 35, BUILDING F SUITE 101
MANASQUAN, NJ 08736
Psychologist (Clinical)
2517 HIGHWAY 35, BLDG. J, SUITE 103
MANASQUAN, NJ 08736
Social Worker (Clinical)
2517 HIGHWAY 35, BLDG. J, SUITE 101
MANASQUAN, NJ 08736
Home Health
2517 HIGHWAY 35, BUILDING C, SUITE 200
MANASQUAN, NJ 08736
Psychiatry & Neurology (Child & Adolescent Psychiatry)
2517 HIGHWAY 35, BLDG H SUITE 201 VALLEY PARK PROFESSIONAL CENTER
MANASQUAN, NJ 08736
Chiropractor
2517 HIGHWAY 35, BUILDING B ANNEX
MANASQUAN, NJ 08736
Acupuncturist
2517 HIGHWAY 35, BLDG M, STE 102
MANASQUAN, NJ 08736
Psychologist
2517 HIGHWAY 35, BUILDING J, SUITE 101
MANASQUAN, NJ 08736
Psychologist (Clinical)
2517 HIGHWAY 35, BLDG. H, SUITE 205
MANASQUAN, NJ 08736
Counselor (Professional)
2517 HIGHWAY 35, BUILDING H, STE 205
MANASQUAN, NJ 08736
Counselor (Professional)
2517 HIGHWAY 35, BLDG. F - SUITE 101
MANASQUAN, NJ 08736

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629191390, enumerated as an "individual" on April 09, 2007.

The provider is located at 2517 HIGHWAY 35 BUILDING G, SUITE 103 MANASQUAN, NJ 08736 and the phone number is (973) 390-2151.

Psychologist with taxonomy code 103TF0200X and a focus in Forensic.