ADVANCED DENTISTRY NORTHWEST
NPI 1285582346
Clinic/Center - Dental in Bellevue, WA
NPI Status: Active since March 16, 2026
Contact Information
11015 MAIN ST
BELLEVUE, WA
ZIP 98004
Phone: (425) 451-7388
Fax: (425) 451-7398
- Organization
- Clinic/Center
- Dental
About ADVANCED DENTISTRY NORTHWEST
This page provides the complete NPI Profile along with additional information for Advanced Dentistry Northwest, a provider established in Bellevue, Washington operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1285582346 assigned on March 2026. The practitioner's primary taxonomy code is 261QD0000X. The provider is registered as an organization and their NPI record was last updated March 2026. The authorized official of this NPI record is Nelson Chen Dds (Dentist)
- NPI
- 1285582346
- Provider Name
- ADVANCED DENTISTRY NORTHWEST
- Entity Type
- Organization
- Location Address
- 11015 MAIN ST BELLEVUE, WA 98004
- Location Phone
- (425) 451-7388
- Location Fax
- (425) 451-7398
- Mailing Address
- 11015 MAIN ST BELLEVUE, WA 98004
- Mailing Phone
- (425) 451-7388
- Mailing Fax
- (425) 451-7398
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 03-16-2026
- Last Update Date
- 03-16-2026
- 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
Clinic/Center Dental
- Taxonomy Code
- 261QD0000X
- Type
- Ambulatory Health Care Facilities
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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 1285582346, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).
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 64 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1285582346, enumerated as an "organization" on March 16, 2026.
The provider is located at 11015 MAIN ST BELLEVUE, WA 98004 and the phone number is (425) 451-7388.
Clinic/Center with taxonomy code 261QD0000X and a focus in Dental.
