DR. DOUGLAS L DUNLAP PH.D.
NPI 1003055278
Psychologist - Clinical in Portland, OR

NPI Status: Active since February 11, 2009

Contact Information

1121 NE 2ND AVE
PORTLAND, OR
ZIP 97232
Phone: (503) 731-8692

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  • Individual
  • Male
  • Psychologist
  • Clinical

About DOUGLAS DUNLAP

This page provides the complete NPI Profile along with additional information for Douglas Dunlap, a provider established in Portland, Oregon with a medical specialization in Psychologist, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1003055278 assigned on February 2009. The practitioner's primary taxonomy code is 103TC0700X with license number 769 (OR). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1003055278
Provider Name
DR. DOUGLAS L DUNLAP PH.D.
Gender
Male
Entity Type
Individual
Location Address
1121 NE 2ND AVE PORTLAND, OR 97232
Location Phone
(503) 731-8692
Mailing Address
1121 NE 2ND AVE PORTLAND, OR 97232
Mailing Phone
(503) 731-8692
Is Sole Proprietor?
Yes
Enumeration Date
02-11-2009
Last Update Date
02-11-2009
Code Navigator

A clinical psychologist like Douglas Dunlap 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.

Location Map

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.
769
License State
OR
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 1003055278, 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 42. The final step is to find the difference between that total and the next multiple of ten (50 - 42 = 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
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 0 → 0 0 → 0 5 → 10 → 1 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 0 + 5 + 1 + 0 + 2 + 1 + 4 + 24 = 42

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

The next multiple of ten after 42 is 50. The difference is the calculated check digit.

50 - 42 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1003055278.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
1121 NE 2ND AVE
PORTLAND, OR 97232
Psychiatry & Neurology (Psychiatry)
1121 NE 2ND AVE
PORTLAND, OR 97232
Psychiatry & Neurology (Psychiatry)
1121 NE 2ND AVE
PORTLAND, OR 97232
Pharmacist
1121 NE 2ND AVE, OREGON STATE HOSPITAL PORTLAND
PORTLAND, OR 97232
Licensed Practical Nurse
1121 NE 2ND AVE
PORTLAND, OR 97232
Counselor (Professional)
1121 NE 2ND AVE
PORTLAND, OR 97232
Psychologist (Clinical)
1121 NE 2ND AVE
PORTLAND, OR 97232

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003055278, enumerated as an "individual" on February 11, 2009.

The provider is located at 1121 NE 2ND AVE PORTLAND, OR 97232 and the phone number is (503) 731-8692.

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