LORI ROSS TIJERINO DDS INC.
NPI 1609133479
Dentist - General Practice in Livermore, CA

NPI Status: Active since April 18, 2012

Contact Information

2620 FIRST STREET
LIVERMORE, CA
ZIP 94550
Phone: (925) 940-7770
Fax: (925) 447-9308

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  • Organization
  • Dentist
  • General Practice

About LORI ROSS TIJERINO DDS INC.

This page provides the complete NPI Profile along with additional information for Lori Ross Tijerino Dds Inc., a provider established in Livermore, California operating as a Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1609133479 assigned on April 2012. The practitioner's primary taxonomy code is 1223G0001X with license number 54031 (CA). The provider is registered as an organization and their NPI record was last updated one year ago. Lori Ross Tijerino Dds Inc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Lori Ann Ross Tijerino (Owner/ceo)

NPI
1609133479
Provider Legal Name
LORI ROSS TIJERINO DDS INC.
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
2620 FIRST STREET LIVERMORE, CA 94550
Location Phone
(925) 940-7770
Location Fax
(925) 447-9308
Mailing Address
2620 FIRST ST LIVERMORE, CA 94550
Mailing Phone
(925) 940-7770
Mailing Fax
(925) 447-9308
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-18-2012
Last Update Date
07-31-2025
Code Navigator

A dentist like Lori Ross Tijerino Dds Inc. 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

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.
54031
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.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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

LORI ANN ROSS TIJERINO

Authorized Official Title
OWNER/CEO
Authorized Official Phone
(925) 940-7770

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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 1609133479, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
6
Unchanged
Pos 3
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
9
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 1 → 2 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 2 + 3 + 6 + 4 + 1 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1609133479.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Dentist (General Practice)
2620 FIRST STREET
LIVERMORE, CA 94550

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609133479, enumerated as an "organization" on April 18, 2012.

The provider is located at 2620 FIRST STREET LIVERMORE, CA 94550 and the phone number is (925) 940-7770.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.