CHRISTOPHER ALEX LOUIE D.M.D
NPI 1447705918
Dentist - Periodontics in Fresno, CA

NPI Status: Active since August 24, 2016

Contact Information

1243 E SPRUCE AVE
FRESNO, CA
ZIP 93720
Phone: (415) 596-5236

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  • Individual
  • Male
  • Dentist
  • Periodontics

About CHRISTOPHER LOUIE

This page provides the complete NPI Profile along with additional information for Christopher Louie, a provider established in Fresno, California with a medical specialization in Dentist, focusing in periodontics . The healthcare provider is registered in the NPI registry with number 1447705918 assigned on August 2016. The practitioner's primary taxonomy code is 1223P0300X with license number DDS100390 (CA). The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI
1447705918
Provider Name
CHRISTOPHER ALEX LOUIE D.M.D
Gender
Male
Entity Type
Individual
Location Address
1243 E SPRUCE AVE FRESNO, CA 93720
Location Phone
(415) 596-5236
Mailing Address
1267 25TH AVE SAN FRANCISCO, CA 94122
Mailing Phone
(415) 596-5236
Is Sole Proprietor?
No
Enumeration Date
08-24-2016
Last Update Date
07-10-2020
Code Navigator

A dentist like Christopher Louie 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

Secondary Locations

  • 2730 SW Moody Ave
    Portland, OR 97201
    (503) 494-8875

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 Periodontics

Taxonomy Code
1223P0300X
Type
Dental Providers
License No.
DDS100390
License State
CA
Taxonomy Description
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

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

100390 (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 1447705918, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
9
Unchanged
Pos 9
1
Doubled → 2
Check
8
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 4 → 8 7 → 14 → 5 5 → 10 → 1 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 1 + 4 + 0 + 1 + 0 + 9 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1447705918.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Physical Therapist
1243 E SPRUCE AVE, SUITE 105
FRESNO, CA 93720
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1243 E SPRUCE AVE, STE 104
FRESNO, CA 93720
Clinic/Center (Dental)
1243 E SPRUCE AVE, SUITE 101
FRESNO, CA 93720

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447705918, enumerated as an "individual" on August 24, 2016.

The provider is located at 1243 E SPRUCE AVE FRESNO, CA 93720 and the phone number is (415) 596-5236.

Dentist with taxonomy code 1223P0300X and a focus in Periodontics.