ALEXANDRA NELSON DC
NPI 1083584395
Chiropractor in Troutdale, OR

NPI Status: Active since November 11, 2025

Contact Information

25603 SE STARK ST
TROUTDALE, OR
ZIP 97060
Phone: (503) 492-6851

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  • Individual
  • Female
  • Chiropractor

About ALEXANDRA NELSON

This page provides the complete NPI Profile along with additional information for Alexandra Nelson, a provider established in Troutdale, Oregon with a medical specialization in Chiropractor. The healthcare provider is registered in the NPI registry with number 1083584395 assigned on November 2025. The practitioner's primary taxonomy code is 111N00000X with license number 6479 (OR). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1083584395
Provider Name
ALEXANDRA NELSON DC
Gender
Female
Entity Type
Individual
Location Address
25603 SE STARK ST TROUTDALE, OR 97060
Location Phone
(503) 492-6851
Mailing Address
4315 NE 22ND AVE PORTLAND, OR 97211
Is Sole Proprietor?
Yes
Enumeration Date
11-11-2025
Last Update Date
11-11-2025
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A chiropractor like Alexandra Nelson helps patients with problems of the neuromusculoskeletal system, which includes nerves, bones, muscles, ligaments, and tendons. Chiropractors use spinal adjustments and manipulation, as well as other clinical interventions, to manage health issues such as back and neck pain. Some chiropractors apply procedures like massage therapy, rehabilitative exercise, ultrasound and spinal adjustments and manipulation. A chiropractor focuses on the patients overall health and might refer patients to other healthcare professionals if necessary.

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

Chiropractor

Taxonomy Code
111N00000X
Type
Chiropractic Providers
License No.
6479
License State
OR
Taxonomy Description
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body 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 1083584395, 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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 8 → 16 → 7 5 → 10 → 1 4 → 8 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 1 + 0 + 8 + 8 + 3 + 1 + 8 + 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 1083584395.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Chiropractor
25603 SE STARK ST
TROUTDALE, OR 97060
Massage Therapist
25603 SE STARK ST
TROUTDALE, OR 97060
Massage Therapist
25603 SE STARK ST
TROUTDALE, OR 97060
Massage Therapist
25603 SE STARK ST
TROUTDALE, OR 97060
Massage Therapist
25603 SE STARK ST
TROUTDALE, OR 97060
Dentist (General Practice)
25603 SE STARK ST
TROUTDALE, OR 97060
Chiropractor
25603 SE STARK ST
TROUTDALE, OR 97060
Chiropractor
25603 SE STARK ST
TROUTDALE, OR 97060
Massage Therapist
25603 SE STARK ST
TROUTDALE, OR 97060

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083584395, enumerated as an "individual" on November 11, 2025.

The provider is located at 25603 SE STARK ST TROUTDALE, OR 97060 and the phone number is (503) 492-6851.

Chiropractor with taxonomy code 111N00000X.