DR. ANDREW J KAPUST D.D.S.
NPI 1104806918
Dentist - Pediatric Dentistry in Tumwater, WA

NPI Status: Active since January 18, 2006

Contact Information

344 CLEVELAND AVE SE
TUMWATER, WA
ZIP 98501
Phone: (360) 943-6600
Fax: (360) 754-0898

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  • Individual
  • Male
  • Dentist
  • Pediatric Dentistry

About ANDREW KAPUST

This page provides the complete NPI Profile along with additional information for Andrew Kapust, a provider established in Tumwater, Washington with a medical specialization in Dentist, focusing in pediatric dentistry . The healthcare provider is registered in the NPI registry with number 1104806918 assigned on January 2006. The practitioner's primary taxonomy code is 1223P0221X with license number 6738 (WA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1104806918
Provider Name
DR. ANDREW J KAPUST D.D.S.
Gender
Male
Entity Type
Individual
Location Address
344 CLEVELAND AVE SE TUMWATER, WA 98501
Location Phone
(360) 943-6600
Location Fax
(360) 754-0898
Mailing Address
344 CLEVELAND AVE SE TUMWATER, WA 98501
Mailing Phone
(360) 943-6600
Mailing Fax
(360) 754-0898
Is Sole Proprietor?
Yes
Enumeration Date
01-18-2006
Last Update Date
09-11-2025
Code Navigator

A dentist like Andrew Kapust 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 Pediatric Dentistry

Taxonomy Code
1223P0221X
Type
Dental Providers
License No.
6738
License State
WA
Taxonomy Description
An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.

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)
11223X0400XDental Providers

Dentist
Orthodontics and Dentofacial Orthopedics

6738 (WA)

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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 1104806918, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
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 0 → 0 8 → 16 → 7 6 → 12 → 3 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 6 + 0 + 1 + 2 + 9 + 2 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1104806918.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Clinic/Center (Dental)
344 CLEVELAND AVE SE, SUITE H
TUMWATER, WA 98501
Dentist (General Practice)
344 CLEVELAND AVE SE, SUITE F
TUMWATER, WA 98501
Chiropractor (Rehabilitation)
344 CLEVELAND AVE SE, SUITE D
TUMWATER, WA 98501
Chiropractor (Rehabilitation)
344 CLEVELAND AVE SE, SUITE D
TUMWATER, WA 98501

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104806918, enumerated as an "individual" on January 18, 2006.

The provider is located at 344 CLEVELAND AVE SE TUMWATER, WA 98501 and the phone number is (360) 943-6600.

Dentist with taxonomy code 1223P0221X and a focus in Pediatric Dentistry.