DANNY CHO,D.D.S. INC.
NPI 1538030135
Clinic/Center - Dental in Chino Hills, CA

NPI Status: Active since September 16, 2025

Contact Information

4200 CHINO HILLS PKWY STE 880
CHINO HILLS, CA
ZIP 91709
Phone: (909) 393-5456
Fax: (909) 393-2051

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  • Organization
  • Clinic/Center
  • Dental

About DANNY CHO,D.D.S. INC.

This page provides the complete NPI Profile along with additional information for Danny Cho,d.d.s. Inc., a provider established in Chino Hills, California operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1538030135 assigned on September 2025. The practitioner's primary taxonomy code is 261QD0000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Danny Cho Dds (Owner)

NPI
1538030135
Provider Name
DANNY CHO,D.D.S. INC.
Entity Type
Organization
Location Address
4200 CHINO HILLS PKWY STE 880 CHINO HILLS, CA 91709
Location Phone
(909) 393-5456
Location Fax
(909) 393-2051
Mailing Address
4200 CHINO HILLS PKWY STE 880 CHINO HILLS, CA 91709
Mailing Phone
(909) 393-5456
Mailing Fax
(909) 393-2051
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-16-2025
Last Update Date
09-16-2025
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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

Clinic/Center Dental

Taxonomy Code
261QD0000X
Type
Ambulatory Health Care Facilities

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DANNY CHO DDS

Authorized Official Title
OWNER
Authorized Official Phone
(909) 393-5456

Reviews for DANNY CHO,D.D.S. INC.

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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 1538030135, 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 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
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
0
Doubled → 0
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
1
Unchanged
Pos 9
3
Doubled → 6
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 0 → 0 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 0 + 3 + 0 + 1 + 6 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1538030135.

Other Providers at the Same Location


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

Dentist (General Practice)
4200 CHINO HILLS PKWY STE 880
CHINO HILLS, CA 91709
Dentist
4200 CHINO HILLS PKWY STE 880
CHINO HILLS, CA 91709

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538030135, enumerated as an "organization" on September 16, 2025.

The provider is located at 4200 CHINO HILLS PKWY STE 880 CHINO HILLS, CA 91709 and the phone number is (909) 393-5456.

Clinic/Center with taxonomy code 261QD0000X and a focus in Dental.