DR. DAVID MICHAEL COREY PH.D., ABPP
NPI 1104909894
Psychologist - Forensic in Lake Oswego, OR

NPI Status: Active since October 24, 2006

Contact Information

5285 MEADOWS ROAD
SUITE 311
LAKE OSWEGO, OR
ZIP 97035
Phone: (503) 620-8050
Fax: (503) 620-9650

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  • Individual
  • Male
  • Psychologist
  • Forensic

About DAVID COREY

This page provides the complete NPI Profile along with additional information for David Corey, a provider established in Lake Oswego, Oregon with a medical specialization in Psychologist, focusing in forensic . The healthcare provider is registered in the NPI registry with number 1104909894 assigned on October 2006. The practitioner's primary taxonomy code is 103TF0200X with license number 1187 (OR). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1104909894
Provider Name
DR. DAVID MICHAEL COREY PH.D., ABPP
Gender
Male
Entity Type
Individual
Location Address
5285 MEADOWS ROAD SUITE 311 LAKE OSWEGO, OR 97035
Location Phone
(503) 620-8050
Location Fax
(503) 620-9650
Mailing Address
PO BOX 895 LAKE OSWEGO, OR 97034
Mailing Phone
(503) 620-8050
Mailing Fax
(503) 620-9650
Is Sole Proprietor?
No
Enumeration Date
10-24-2006
Last Update Date
07-08-2007
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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.
1187
License State
OR
Taxonomy Description
A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

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

PY-1941 (WA)
2103TF0200XBehavioral Health & Social Service Providers

Psychologist
Forensic

PSY-847 (HI)
3103TF0200XBehavioral Health & Social Service Providers

Psychologist
Forensic

PSY-11389 (CA)
4103TF0200XBehavioral Health & Social Service Providers

Psychologist
Forensic

6271762-2501 (UT)

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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 1104909894, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 8 + 0 + 1 + 8 + 8 + 1 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1104909894.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Pharmacist
5285 MEADOWS ROAD, SUITE 320
LAKE OSWEGO, OR 97035

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104909894, enumerated as an "individual" on October 24, 2006.

The provider is located at 5285 MEADOWS ROAD SUITE 311 LAKE OSWEGO, OR 97035 and the phone number is (503) 620-8050.

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