DR. HOON YOUNG CHANG DDS
NPI 1891815197
Dentist - General Practice in San Bernardino, CA

NPI Status: Active since March 30, 2007

Contact Information

164 W HOSPITALITY LN STE 14
SAN BERNARDINO, CA
ZIP 92408
Phone: (909) 888-7817

NPI Profile Information
Primary Taxonomy
Insurance Plans Accepted
Secondary Locations
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Dentist
General Practice
Accepts Insurance

About HOON CHANG

This page provides the complete NPI Profile along with additional information for Hoon Chang, a provider established in San Bernardino, California with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1891815197 assigned on March 2007. The practitioner's primary taxonomy code is 1223G0001X with license number 41902 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI: 1891815197
Provider Name: DR. HOON YOUNG CHANG DDS
Other Name: DR. ALEX YOUNG CHANG DDS
Other Name Type: Other Name (5)
Gender: Male
Entity Type: Individual
Location Address: 164 W HOSPITALITY LN STE 14 SAN BERNARDINO, CA 92408
Location Phone: (909) 888-7817
Mailing Address: 164 W HOSPITALITY LN STE 14 SAN BERNARDINO, CA 92408
Mailing Phone: (909) 888-7817
Is Sole Proprietor?: No
Enumeration Date: 03-30-2007
Last Update Date: 03-07-2023
Code Navigator

A dentist like Hoon Chang is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

Secondary Locations

2413 W 17th Street Westpark Family Dental
Santa Ana, CA 92706
(714) 554-0513

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: Dentist General Practice
Taxonomy Code: 1223G0001X
Type: Dental Providers
License No.: 41902
License State: CA
Taxonomy Description: A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Florida Combined Life

BlueDental Copayment Q - PPO
BlueDental Copayment QF - PPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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 1891815197, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

Check

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 9 → 18 → 9 8 → 16 → 7 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 6 + 1 + 1 + 0 + 1 + 1 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7

This NPI is valid

The calculated check digit is 7, which matches the last digit of 1891815197.