THE DENTAL OFFICE ON RED HILL
NPI 1598190944
Dentist - General Practice in Irvine, CA

NPI Status: Active since September 04, 2013

Contact Information

17000 RED HILL AVE
SUITE D
IRVINE, CA
ZIP 92614
Phone: (949) 975-0150
Fax: (949) 975-0170

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  • Organization
  • Dentist
  • General Practice
  • CLIA Number: 05D2303488
  • CLIA Cert. Type: Practitioner Other
  • CLIA Exp. Date: 04-24-2028

About THE DENTAL OFFICE ON RED HILL

This page provides the complete NPI Profile along with additional information for The Dental Office On Red Hill, a provider established in Irvine, California operating as a Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1598190944 assigned on September 2013. The practitioner's primary taxonomy code is 1223G0001X. The provider is registered as an organization and their NPI record was last updated 13 years ago. The Dental Office On Red Hill operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's is doing business as The Dental Office On Red Hill. The authorized official of this NPI record is Dr. Carolyn G Ghazal (Dds/ Owner)

NPI
1598190944
Provider Legal Name
GHAZAL AND SHARIFIAN DENTAL CORPORATION
Other Organization Name
THE DENTAL OFFICE ON RED HILL
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
17000 RED HILL AVE SUITE D IRVINE, CA 92614
Location Phone
(949) 975-0150
Location Fax
(949) 975-0170
Mailing Address
17000 RED HILL AVE IRVINE, CA 92614
Mailing Phone
(714) 845-8890
Mailing Fax
(949) 975-0170
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-04-2013
Last Update Date
11-19-2013
Code Navigator

A dentist like The Dental Office On Red Hill 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
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

DR. CAROLYN G GHAZAL

Authorized Official Title
DDS/ OWNER
Authorized Official Phone
(949) 975-0150

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D2303488
Facility Type
Practitioner Other
Certificate Effective Date
April 25, 2026
Certificate Expiration Date
April 24, 2028
Laboratory Director
ELIZABETH LY
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to The Dental Office On Red Hill to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1598190944, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
0
Doubled → 0
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
Check
4
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 1 → 2 0 → 0 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 2 + 9 + 0 + 9 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1598190944.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Dentist (General Practice)
17000 RED HILL AVE
IRVINE, CA 92614
Dentist (General Practice)
17000 RED HILL AVE
IRVINE, CA 92614
Dentist (General Practice)
17000 RED HILL AVE
IRVINE, CA 92614
Dentist
17000 RED HILL AVE
IRVINE, CA 92614
Dentist
17000 RED HILL AVE
IRVINE, CA 92614
Dentist (General Practice)
17000 RED HILL AVE
IRVINE, CA 92614
Dentist
17000 RED HILL AVE
IRVINE, CA 92614
Dentist (General Practice)
17000 RED HILL AVE
IRVINE, CA 92614
Dentist (General Practice)
17000 RED HILL AVE
IRVINE, CA 92614
Dentist
17000 RED HILL AVE
IRVINE, CA 92614
Dentist
17000 RED HILL AVE
IRVINE, CA 92614

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598190944, enumerated as an "organization" on September 04, 2013.

The provider is located at 17000 RED HILL AVE SUITE D IRVINE, CA 92614 and the phone number is (949) 975-0150.

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