DR. JOHN ELLIOTT MCGEARY PH.D.
NPI 1053324483
Psychologist - Addiction (Substance Use Disorder) in Providence, RI

NPI Status: Active since August 15, 2006

Contact Information

830 CHALKSTONE AVE
PROVIDENCE, RI
ZIP 02908
Phone: (401) 954-3779

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  • Individual
  • Male
  • Psychologist
  • Addiction (Substance Use Disorder)

About JOHN MCGEARY

This page provides the complete NPI Profile along with additional information for John Mcgeary, a provider established in Providence, Rhode Island with a medical specialization in Psychologist, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1053324483 assigned on August 2006. The practitioner's primary taxonomy code is 103TA0400X with license number PS00889 (RI). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1053324483
Provider Name
DR. JOHN ELLIOTT MCGEARY PH.D.
Gender
Male
Entity Type
Individual
Location Address
830 CHALKSTONE AVE PROVIDENCE, RI 02908
Location Phone
(401) 954-3779
Mailing Address
830 CHALKSTONE AVE PROVIDENCE, RI 02908
Mailing Phone
(401) 954-3779
Is Sole Proprietor?
No
Enumeration Date
08-15-2006
Last Update Date
04-15-2008
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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 Addiction (Substance Use Disorder)

Taxonomy Code
103TA0400X
Type
Behavioral Health & Social Service Providers
License No.
PS00889
License State
RI
Taxonomy Description
A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.

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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 1053324483, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
0
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
3
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 3 → 6 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 0 + 3 + 6 + 2 + 8 + 4 + 1 + 6 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1053324483.

Other Providers at the Same Location


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

Nurse Practitioner
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Internal Medicine (Infectious Disease)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Nurse Practitioner (Adult Health)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Occupational Therapist
830 CHALKSTONE AVE, PROVIDENCE VA MEDICAL CENTER
PROVIDENCE, RI 02908
Occupational Therapist
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Physical Therapist
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Physical Therapist
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Psychiatry & Neurology (Psychiatry)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Psychologist (Clinical)
830 CHALKSTONE AVE, BUILDING 14 (116E), PROVIDENCE VAMC
PROVIDENCE, RI 02908
Physical Therapist
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Social Worker (Clinical)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Social Worker (Clinical)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Social Worker (Clinical)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Psychologist (Clinical)
830 CHALKSTONE AVE, PROVIDENCE VAMC, MHBSS 116F
PROVIDENCE, RI 02908
Clinical Nurse Specialist (Oncology)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Internal Medicine (Hematology & Oncology)
830 CHALKSTONE AVE, PROVIDENCE VA MEDICAL CENTER
PROVIDENCE, RI 02908
Internal Medicine (Pulmonary Disease)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Nurse Anesthetist, Certified Registered
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Dietitian, Registered
830 CHALKSTONE AVE
PROVIDENCE, RI 02908
Dietitian, Registered (Nutrition, Metabolic)
830 CHALKSTONE AVE
PROVIDENCE, RI 02908

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1053324483, enumerated as an "individual" on August 15, 2006.

The provider is located at 830 CHALKSTONE AVE PROVIDENCE, RI 02908 and the phone number is (401) 954-3779.

Psychologist with taxonomy code 103TA0400X and a focus in Addiction (Substance Use Disorder).