DR. STEPHANIE TILL DDS
NPI 1659975084
Dentist - Periodontics in Kingsport, TN

NPI Status: Active since November 25, 2020

Contact Information

150 CLINIC DR STE 1
KINGSPORT, TN
ZIP 37663
Phone: (423) 722-8833

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  • Individual
  • Female
  • Dentist
  • Periodontics

About STEPHANIE TILL

This page provides the complete NPI Profile along with additional information for Stephanie Till, a provider established in Kingsport, Tennessee with a medical specialization in Dentist, focusing in periodontics . The healthcare provider is registered in the NPI registry with number 1659975084 assigned on November 2020. The practitioner's primary taxonomy code is 1223P0300X with license number 12143 (TN). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1659975084
Provider Name
DR. STEPHANIE TILL DDS
Gender
Female
Entity Type
Individual
Location Address
150 CLINIC DR STE 1 KINGSPORT, TN 37663
Location Phone
(423) 722-8833
Mailing Address
150 CLINIC DR STE 1 KINGSPORT, TN 37663
Mailing Phone
(423) 722-8833
Is Sole Proprietor?
No
Enumeration Date
11-25-2020
Last Update Date
08-13-2025
Code Navigator

A dentist like Stephanie Till 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 Periodontics

Taxonomy Code
1223P0300X
Type
Dental Providers
License No.
12143
License State
TN
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)
11223P0300XDental Providers

Dentist
Periodontics

0401416685 (VA)

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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 1659975084, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
6
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 5 → 10 → 1 9 → 18 → 9 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 0 + 9 + 1 + 8 + 7 + 1 + 0 + 0 + 1 + 6 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1659975084.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659975084, enumerated as an "individual" on November 25, 2020.

The provider is located at 150 CLINIC DR STE 1 KINGSPORT, TN 37663 and the phone number is (423) 722-8833.

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