DR. PAUL THOMAS GUILLORY PH.D.
NPI 1811055718
Psychologist - Clinical in Oakland, CA

NPI Status: Active since December 04, 2006

Contact Information

2940 SUMMIT ST
OAKLAND, CA
ZIP 94609
Phone: (510) 451-5011
Fax: (510) 451-5206

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  • Individual
  • Male
  • Psychologist
  • Clinical

About PAUL GUILLORY

This page provides the complete NPI Profile along with additional information for Paul Guillory, a provider established in Oakland, California with a medical specialization in Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1811055718 assigned on December 2006. The practitioner's primary taxonomy code is 103TC0700X with license number PSY10610 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1811055718
Provider Name
DR. PAUL THOMAS GUILLORY PH.D.
Gender
Male
Entity Type
Individual
Location Address
2940 SUMMIT ST OAKLAND, CA 94609
Location Phone
(510) 451-5011
Location Fax
(510) 451-5206
Mailing Address
2940 SUMMIT ST OAKLAND, CA 94609
Mailing Phone
(510) 451-5011
Mailing Fax
(510) 451-5206
Is Sole Proprietor?
Yes
Enumeration Date
12-04-2006
Last Update Date
07-08-2007
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A clinical psychologist like Paul Guillory assesses, diagnoses, and treats mental, emotional, and behavioral disorders. Clinical psychologists help people deal with problems ranging from short-term personal issues to severe, chronic conditions. Clinical psychologists interview patients, give diagnostic tests, provide psychotherapy and design behavior modification programs to help patients.

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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 Clinical

Taxonomy Code
103TC0700X
Type
Behavioral Health & Social Service Providers
License No.
PSY10610
License State
CA
Taxonomy Description
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied 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 1811055718, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 0 + 5 + 1 + 0 + 7 + 2 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1811055718.

Other Providers at the Same Location


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

Pediatrics
2940 SUMMIT ST, #1 COMPREHENSIVE ALLERGY SERVICES INC
OAKLAND, CA 94609
Pediatrics
2940 SUMMIT ST, #1
OAKLAND, CA 94609
Pediatrics
2940 SUMMIT ST, #1COMPREHENSIVE ALLERGY SERVICES INC
OAKLAND, CA 94609
Pharmacy (Specialty Pharmacy)
2940 SUMMIT ST, STE 2F
OAKLAND, CA 94609
Psychologist (Clinical)
2940 SUMMIT ST, SUITE 2-A
OAKLAND, CA 94609
Pharmacist
2940 SUMMIT ST, SUITE 2F
OAKLAND, CA 94609
Psychologist (Clinical)
2940 SUMMIT ST, SUITE 2A
OAKLAND, CA 94609
Dentist (General Practice)
2940 SUMMIT ST, SUITE 2B
OAKLAND, CA 94609
Social Worker
2940 SUMMIT ST
OAKLAND, CA 94609
Chiropractor
2940 SUMMIT ST, #2C
OAKLAND, CA 94609
Massage Therapist
2940 SUMMIT ST, SUITE 2C
OAKLAND, CA 94609
Psychologist (Clinical)
2940 SUMMIT ST, SUITE 2-A
OAKLAND, CA 94609
Acupuncturist
2940 SUMMIT ST, SUITE 2B
OAKLAND, CA 94609
Psychiatry & Neurology (Psychiatry)
2940 SUMMIT ST
OAKLAND, CA 94609
Clinic/Center (Mental Health (Including Community Mental Health Center))
2940 SUMMIT ST
OAKLAND, CA 94609
Marriage & Family Therapist
2940 SUMMIT ST
OAKLAND, CA 94609
Marriage & Family Therapist
2940 SUMMIT ST
OAKLAND, CA 94609
Marriage & Family Therapist
2940 SUMMIT ST
OAKLAND, CA 94609
Psychologist
2940 SUMMIT ST
OAKLAND, CA 94609
Counselor (Mental Health)
2940 SUMMIT ST
OAKLAND, CA 94609

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811055718, enumerated as an "individual" on December 04, 2006.

The provider is located at 2940 SUMMIT ST OAKLAND, CA 94609 and the phone number is (510) 451-5011.

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.