MR. DAVE N. KNOWLES MA, LPC, CADC I
NPI 1336288687
Counselor - Mental Health in Portland, OR

NPI Status: Active since February 05, 2007

Contact Information

1820 SW VERMONT ST
SUITE J
PORTLAND, OR
ZIP 97219
Phone: (503) 720-5293

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  • Individual
  • Male
  • Counselor
  • Mental Health

About DAVE KNOWLES

This page provides the complete NPI Profile along with additional information for Dave Knowles, a provider established in Portland, Oregon with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1336288687 assigned on February 2007. The practitioner's primary taxonomy code is 101YM0800X with license number C2223 (OR). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1336288687
Provider Name
MR. DAVE N. KNOWLES MA, LPC, CADC I
Gender
Male
Entity Type
Individual
Location Address
1820 SW VERMONT ST SUITE J PORTLAND, OR 97219
Location Phone
(503) 720-5293
Mailing Address
1820 SW VERMONT ST SUITE J PORTLAND, OR 97219
Mailing Phone
(503) 720-5293
Is Sole Proprietor?
Yes
Enumeration Date
02-05-2007
Last Update Date
03-20-2013
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A mental health counselor like Dave Knowles provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
C2223
License State
OR

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)
1101YA0400XBehavioral Health & Social Service Providers

Counselor
Addiction (Substance Use Disorder)

 

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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 1336288687, we treat the final digit (7) 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 4 + 8 + 1 + 6 + 6 + 1 + 6 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1336288687.

Other Providers at the Same Location


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

Internal Medicine
1820 SW VERMONT ST, STE I
PORTLAND, OR 97219
Naturopath
1820 SW VERMONT ST, STE G
PORTLAND, OR 97219
Internal Medicine
1820 SW VERMONT ST, SUITE A
PORTLAND, OR 97219
Physician Assistant
1820 SW VERMONT ST, SUITE A
PORTLAND, OR 97219
Internal Medicine
1820 SW VERMONT ST, SUITE A
PORTLAND, OR 97219
Social Worker (Clinical)
1820 SW VERMONT ST, SUITE H
PORTLAND, OR 97219
Social Worker (Clinical)
1820 SW VERMONT ST
PORTLAND, OR 97219
Naturopath
1820 SW VERMONT ST, SUITE G
PORTLAND, OR 97219
Marriage & Family Therapist
1820 SW VERMONT ST
PORTLAND, OR 97219
Massage Therapist
1820 SW VERMONT ST, SUITE C
PORTLAND, OR 97219
Naturopath
1820 SW VERMONT ST, SUITE E
PORTLAND, OR 97219
Naturopath
1820 SW VERMONT ST, SUITE E
PORTLAND, OR 97219
Counselor (Mental Health)
1820 SW VERMONT ST, SUITE P
PORTLAND, OR 97219
Acupuncturist
1820 SW VERMONT ST, SUITE C AND D
PORTLAND, OR 97219
Social Worker (Clinical)
1820 SW VERMONT ST, SUITE P
PORTLAND, OR 97219
Dentist (Orthodontics and Dentofacial Orthopedics)
1820 SW VERMONT ST, SUITE O
PORTLAND, OR 97219
Specialist/Technologist, Other (Art, Medical)
1820 SW VERMONT ST, SUITE K
PORTLAND, OR 97219
Acupuncturist
1820 SW VERMONT ST, STE E
PORTLAND, OR 97219
Clinic/Center
1820 SW VERMONT ST
PORTLAND, OR 97219
Doula
1820 SW VERMONT ST
PORTLAND, OR 97219

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336288687, enumerated as an "individual" on February 05, 2007.

The provider is located at 1820 SW VERMONT ST SUITE J PORTLAND, OR 97219 and the phone number is (503) 720-5293.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.