JOHN SHAFER LLP
NPI 1114241585
Psychologist in Trenton, MI

NPI Status: Active since March 15, 2010

Contact Information

1660 FORT ST
TRENTON, MI
ZIP 48183
Phone: (734) 304-4159

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  • Individual
  • Male
  • Psychologist

About JOHN SHAFER

This page provides the complete NPI Profile along with additional information for John Shafer, a provider established in Trenton, Michigan with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1114241585 assigned on March 2010. The practitioner's primary taxonomy code is 103T00000X with license number 6301014377 (MI). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1114241585
Provider Name
JOHN SHAFER LLP
Gender
Male
Entity Type
Individual
Location Address
1660 FORT ST TRENTON, MI 48183
Location Phone
(734) 304-4159
Mailing Address
1660 FORT ST TRENTON, MI 48183
Mailing Phone
(734) 304-4159
Is Sole Proprietor?
Yes
Enumeration Date
03-15-2010
Last Update Date
07-18-2019
Code Navigator

A psychologist like John Shafer studies cognitive, emotional, social processes and behavior by observing, interpreting, and recording how people relate to one another and to their environments. Psychologists gather information and evaluate behavior through controlled laboratory experiments, psychoanalysis, psychotherapy or through personality, performance, aptitude, or intelligence tests, and use this information when testing theories in their research or when treating patients.

Location Map

Secondary Locations

  • 20382 Van Born Rd
    Dearborn Heights, MI 48125
    (734) 493-2933
  • 1660 Fort St
    Trenton, MI 48183
    (734) 304-4159

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

Taxonomy Code
103T00000X
Type
Behavioral Health & Social Service Providers
License No.
6301014377
License State
MI
Taxonomy Description
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1103TF0200XBehavioral Health & Social Service Providers

Psychologist
Forensic

6301014377 (MI)

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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 1114241585, 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 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
1
Unchanged
Pos 3
1
Doubled → 2
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
1
Doubled → 2
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 1 → 2 2 → 4 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 2 + 4 + 4 + 4 + 2 + 5 + 1 + 6 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1114241585.

Other Providers at the Same Location


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

Speech-Language Pathologist
1660 FORT ST
TRENTON, MI 48183
Occupational Therapy Assistant
1660 FORT ST
TRENTON, MI 48183
Speech-Language Pathologist
1660 FORT ST
TRENTON, MI 48183
Behavior Technician
1660 FORT ST
TRENTON, MI 48183
Psychologist
1660 FORT ST
TRENTON, MI 48183
Behavior Technician
1660 FORT ST
TRENTON, MI 48183
Psychologist
1660 FORT ST
TRENTON, MI 48183
Psychologist (Intellectual and Developmental Disabilities)
1660 FORT ST
TRENTON, MI 48183
Social Worker
1660 FORT ST
TRENTON, MI 48183
Occupational Therapy Assistant
1660 FORT ST
TRENTON, MI 48183
Counselor (Professional)
1660 FORT ST
TRENTON, MI 48183
Speech-Language Pathologist
1660 FORT ST
TRENTON, MI 48183
Speech-Language Pathologist
1660 FORT ST
TRENTON, MI 48183
Social Worker
1660 FORT ST
TRENTON, MI 48183
Social Worker (Clinical)
1660 FORT ST
TRENTON, MI 48183
Speech-Language Pathologist
1660 FORT ST
TRENTON, MI 48183
Case Manager/Care Coordinator
1660 FORT ST
TRENTON, MI 48183
Counselor (Professional)
1660 FORT ST
TRENTON, MI 48183
Registered Nurse (Community Health)
1660 FORT ST
TRENTON, MI 48183
Case Manager/Care Coordinator
1660 FORT ST
TRENTON, MI 48183

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1114241585, enumerated as an "individual" on March 15, 2010.

The provider is located at 1660 FORT ST TRENTON, MI 48183 and the phone number is (734) 304-4159.

Psychologist with taxonomy code 103T00000X.