DR. JOHN TYNDAL EVANS D.D.S.
NPI 1316164064
Dentist - Endodontics in Valencia, CA

NPI Status: Active since April 20, 2007

Contact Information

25880 TOURNAMENT RD
SUITE 219
VALENCIA, CA
ZIP 91355
Phone: (661) 255-3636

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  • Individual
  • Male
  • Dentist
  • Endodontics

About JOHN EVANS

This page provides the complete NPI Profile along with additional information for John Evans, a provider established in Valencia, California with a medical specialization in Dentist, focusing in endodontics . The healthcare provider is registered in the NPI registry with number 1316164064 assigned on April 2007. The practitioner's primary taxonomy code is 1223E0200X with license number 29587 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1316164064
Provider Name
DR. JOHN TYNDAL EVANS D.D.S.
Gender
Male
Entity Type
Individual
Location Address
25880 TOURNAMENT RD SUITE 219 VALENCIA, CA 91355
Location Phone
(661) 255-3636
Mailing Address
25880 TOURNAMENT ROAD SUITE 219 VALENCIA, CA 91355
Mailing Phone
(661) 255-3636
Is Sole Proprietor?
Yes
Enumeration Date
04-20-2007
Last Update Date
09-10-2007
Code Navigator

A dentist like John Evans 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 Endodontics

Taxonomy Code
1223E0200X
Type
Dental Providers
License No.
29587
License State
CA
Taxonomy Description
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.

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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 1316164064, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
3
Unchanged
Pos 3
1
Doubled → 2
Pos 4
6
Unchanged
Pos 5
1
Doubled → 2
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 1 → 2 1 → 2 4 → 8 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 2 + 6 + 2 + 6 + 8 + 0 + 1 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1316164064.

Other Providers at the Same Location


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

Dentist (Oral and Maxillofacial Surgery)
25880 TOURNAMENT RD, STE 218
VALENCIA, CA 91355
Psychologist (Counseling)
25880 TOURNAMENT RD, 107
VALENCIA, CA 91355
Dentist (General Practice)
25880 TOURNAMENT RD, SUITE 101
VALENCIA, CA 91355
Dentist (General Practice)
25880 TOURNAMENT RD, SUITE 213
SANTA CLARITA, CA 91355
Surgery (Vascular Surgery)
25880 TOURNAMENT RD, SUITE #222
VALENCIA, CA 91355
Dentist (General Practice)
25880 TOURNAMENT RD, SUITE 214
VALENCIA, CA 91355
Dentist (Orthodontics and Dentofacial Orthopedics)
25880 TOURNAMENT RD, SUITE 221
VALENCIA, CA 91355
Dentist (Periodontics)
25880 TOURNAMENT RD, 108
VALENCIA, CA 91355
Obstetrics & Gynecology
25880 TOURNAMENT RD, SUITE 110
VALENCIA, CA 91355
Eyewear Supplier
25880 TOURNAMENT RD, SUITE 109
VALENCIA, CA 91355
Acupuncturist
25880 TOURNAMENT RD, 110
VALENCIA, CA 91355
Dentist (Endodontics)
25880 TOURNAMENT RD, SUITE 106
VALENCIA, CA 91355
Dentist (General Practice)
25880 TOURNAMENT RD, SUITE 212
VALENCIA, CA 91355
Surgery (Vascular Surgery)
25880 TOURNAMENT RD, #222
VALENCIA, CA 91355
Clinic/Center (Dental)
25880 TOURNAMENT RD, SUITE 103
VALENCIA, CA 91355
Acupuncturist
25880 TOURNAMENT RD, SUITE# 110
VALENCIA, CA 91355
Acupuncturist
25880 TOURNAMENT RD, SUITE# 110
VALENCIA, CA 91355
Dentist (General Practice)
25880 TOURNAMENT RD, SUITE 106
VALENCIA, CA 91355
Dentist (Pediatric Dentistry)
25880 TOURNAMENT RD, SUITE 216
VALENCIA, CA 91355
Nurse Practitioner
25880 TOURNAMENT RD, SUITE 220
VALENCIA, CA 91355

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1316164064, enumerated as an "individual" on April 20, 2007.

The provider is located at 25880 TOURNAMENT RD SUITE 219 VALENCIA, CA 91355 and the phone number is (661) 255-3636.

Dentist with taxonomy code 1223E0200X and a focus in Endodontics.