CHANGHYUN YUN
NPI 1003754268
Denturist in Olympia, WA
NPI Status: Active since March 23, 2026
Contact Information
1801 W BAY DR NW STE 101A
OLYMPIA, WA
ZIP 98502
Phone: (360) 866-9500
- Individual
- Male
- Denturist
About CHANGHYUN YUN
This page provides the complete NPI Profile along with additional information for Changhyun Yun, a provider established in Olympia, Washington with a medical specialization in Denturist. The healthcare provider is registered in the NPI registry with number 1003754268 assigned on March 2026. The practitioner's primary taxonomy code is 122400000X with license number DN61521748 (WA). The provider is registered as an individual and his NPI record was last updated March 2026.
- NPI
- 1003754268
- Provider Name
- CHANGHYUN YUN
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1801 W BAY DR NW STE 101A OLYMPIA, WA 98502
- Location Phone
- (360) 866-9500
- Mailing Address
- 1235 S 273RD PL DES MOINES, WA 98198
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-23-2026
- Last Update Date
- 03-23-2026
- Code Navigator
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
Denturist
- Taxonomy Code
- 122400000X
- Type
- Dental Providers
- License No.
- DN61521748
- License State
- WA
- Taxonomy Description
- A denturist is a licensed professional that serves patients with removable dental prosthetic oral health needs. A licensed denturist is trained in removable dental prosthetics and the fabrication of such devices.
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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 1003754268, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 52 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1003754268, enumerated as an "individual" on March 23, 2026.
The provider is located at 1801 W BAY DR NW STE 101A OLYMPIA, WA 98502 and the phone number is (360) 866-9500.
Denturist with taxonomy code 122400000X.
