JOSEPH RYAN LARSON CADC-R
NPI 1730876855
Counselor - Professional in Corvallis, OR

NPI Status: Active since April 19, 2023

Contact Information

530 NW 5TH ST
CORVALLIS, OR
ZIP 97330
Phone: (541) 753-3333
Fax: (541) 754-3333

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  • Individual
  • Male
  • Counselor
  • Professional

About JOSEPH LARSON

This page provides the complete NPI Profile along with additional information for Joseph Larson, a provider established in Corvallis, Oregon with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1730876855 assigned on April 2023. The practitioner's primary taxonomy code is 101YP2500X with license number T-22-1734 (OR). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1730876855
Provider Name
JOSEPH RYAN LARSON CADC-R
Gender
Male
Entity Type
Individual
Location Address
530 NW 5TH ST CORVALLIS, OR 97330
Location Phone
(541) 753-3333
Location Fax
(541) 754-3333
Mailing Address
530 NW 5TH ST CORVALLIS, OR 97330
Mailing Phone
(541) 753-3333
Mailing Fax
(541) 754-3333
Is Sole Proprietor?
No
Enumeration Date
04-19-2023
Last Update Date
04-19-2023
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
T-22-1734
License State
OR

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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 1730876855, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
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 8 → 16 → 7 6 → 12 → 3 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 1 + 6 + 7 + 1 + 2 + 8 + 1 + 0 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1730876855.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Substance Abuse Rehabilitation Facility
530 NW 5TH ST
CORVALLIS, OR 97330
Peer Specialist
530 NW 5TH ST
CORVALLIS, OR 97330

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730876855, enumerated as an "individual" on April 19, 2023.

The provider is located at 530 NW 5TH ST CORVALLIS, OR 97330 and the phone number is (541) 753-3333.

Counselor with taxonomy code 101YP2500X and a focus in Professional.