STEVEN M RICHARDSON, DDS APC
NPI 1003003757
Clinic/Center - Dental in Brea, CA

NPI Status: Active since September 26, 2007

Contact Information

235 S FLOWER AVE
BREA, CA
ZIP 92821
Phone: (714) 990-3672

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  • Organization
  • Clinic/Center
  • Dental

About STEVEN M RICHARDSON, DDS APC

This page provides the complete NPI Profile along with additional information for Steven M Richardson, Dds Apc, a provider established in Brea, California operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1003003757 assigned on September 2007. The practitioner's primary taxonomy code is 261QD0000X with license number 33360 (CA). The provider is registered as an organization and their NPI record was last updated 19 years ago. The authorized official of this NPI record is Dr. Steven Richardson Sr. Dds (Owner)

NPI
1003003757
Provider Name
STEVEN M RICHARDSON, DDS APC
Entity Type
Organization
Location Address
235 S FLOWER AVE BREA, CA 92821
Location Phone
(714) 990-3672
Mailing Address
235 S FLOWER AVE BREA, CA 92821
Mailing Phone
(714) 990-3672
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-26-2007
Last Update Date
09-26-2007
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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
License No.
33360
License State
CA

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

DR. STEVEN RICHARDSON SR. DDS

Authorized Official Title
OWNER
Authorized Official Phone
(714) 990-3672

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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 1003003757, 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 43. The final step is to find the difference between that total and the next multiple of ten (50 - 43 = 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
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
0
Unchanged
Pos 7
3
Doubled → 6
Pos 8
7
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
7
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 0 → 0 0 → 0 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 0 + 0 + 6 + 7 + 1 + 0 + 24 = 43

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

The next multiple of ten after 43 is 50. The difference is the calculated check digit.

50 - 43 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1003003757.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Dentist (General Practice)
235 S FLOWER AVE
BREA, CA 92821
Dentist (General Practice)
235 S FLOWER AVE
BREA, CA 92821
Dentist
235 S FLOWER AVE
BREA, CA 92821
Dentist (General Practice)
235 S FLOWER AVE
BREA, CA 92821

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003003757, enumerated as an "organization" on September 26, 2007.

The provider is located at 235 S FLOWER AVE BREA, CA 92821 and the phone number is (714) 990-3672.

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