DR. ROBERT HAROLD GREGG II D.D.S
NPI 1396070843
Dentist in Cerritos, CA

NPI Status: Active since October 15, 2009

Contact Information

10929 SOUTH ST
SUITE 106-B
CERRITOS, CA
ZIP 90703
Phone: (562) 860-6587
Fax: (562) 860-1799

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  • Individual
  • Male
  • Dentist

About ROBERT GREGG

This page provides the complete NPI Profile along with additional information for Robert Gregg, a provider established in Cerritos, California with a medical specialization in Dentist. The healthcare provider is registered in the NPI registry with number 1396070843 assigned on October 2009. The practitioner's primary taxonomy code is 122300000X with license number 32643 (CA). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1396070843
Provider Name
DR. ROBERT HAROLD GREGG II D.D.S
Gender
Male
Entity Type
Individual
Location Address
10929 SOUTH ST SUITE 106-B CERRITOS, CA 90703
Location Phone
(562) 860-6587
Location Fax
(562) 860-1799
Mailing Address
10929 SOUTH ST SUITE 106-B CERRITOS, CA 90703
Mailing Phone
(562) 860-6587
Mailing Fax
(562) 860-1799
Is Sole Proprietor?
No
Enumeration Date
10-15-2009
Last Update Date
03-15-2010
Code Navigator

A dentist like Robert Gregg 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

Taxonomy Code
122300000X
Type
Dental Providers
License No.
32643
License State
CA
Taxonomy Description
A dentist is a person qualified by a doctorate in dental surgery (D.D.S.) or dental medicine (D.M.D.), licensed by the state to practice dentistry, and practicing within the scope of that license. There is no difference between the two degrees: dentists who have a DMD or DDS have the same education. Universities have the prerogative to determine what degree is awarded. Both degrees use the same curriculum requirements set by the American Dental Association's Commission on Dental Accreditation. Generally, three or more years of undergraduate education plus four years of dental school is required to graduate and become a general dentist. State licensing boards accept either degree as equivalent, and both degrees allow licensed individuals to practice the same scope of general dentistry. Additional post-graduate training is required to become a dental specialist.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
11223G0001XDental Providers

Dentist
General Practice

32643 (CA)

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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 1396070843, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
3
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
7
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
4
Doubled → 8
Check
3
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 0 → 0 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 + 3 + 1 + 8 + 6 + 0 + 7 + 0 + 8 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1396070843.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychologist (Clinical Child & Adolescent)
10929 SOUTH ST, STE 202B
CERRITOS, CA 90703
Audiologist-Hearing Aid Fitter
10929 SOUTH ST, SUITE 202B
CERRITOS, CA 90703
Counselor (Mental Health)
10929 SOUTH ST, SUITE 103B
CERRITOS, CA 90703
Marriage & Family Therapist
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Optometrist
10929 SOUTH ST, SUITE 101B
CERRITOS, CA 90703
Marriage & Family Therapist
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Marriage & Family Therapist
10929 SOUTH ST, SUITE #214B
CERRITOS, CA 90703
Psychiatry & Neurology (Child & Adolescent Psychiatry)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Social Worker (Clinical)
10929 SOUTH ST, SUITE 214B
CERRITOS, CA 90703
Psychologist
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Counselor (Mental Health)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Social Worker (Clinical)
10929 SOUTH ST, SUITE 214B
CERRITOS, CA 90703
Social Worker (Clinical)
10929 SOUTH ST, SUITE 214B
CERRITOS, CA 90703
Counselor (Mental Health)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Counselor (Mental Health)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Marriage & Family Therapist
10929 SOUTH ST, SUITE 214B
CERRITOS, CA 90703
Counselor (Mental Health)
10929 SOUTH ST, SUITE 209B
CERRITOS, CA 90703
Social Worker (Clinical)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Social Worker (Clinical)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703
Social Worker (Clinical)
10929 SOUTH ST, SUITE 208B
CERRITOS, CA 90703

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396070843, enumerated as an "individual" on October 15, 2009.

The provider is located at 10929 SOUTH ST SUITE 106-B CERRITOS, CA 90703 and the phone number is (562) 860-6587.

Dentist with taxonomy code 122300000X.