GOERIG AND BEHNEN, DDS., P.S.
NPI 1316891146
Dentist - Endodontics in Olympia, WA

NPI Status: Active since February 26, 2026

Contact Information

222 LILLY RD NE
OLYMPIA, WA
ZIP 98506
Phone: (360) 459-3636
Fax: (360) 459-0343

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  • Organization
  • Dentist
  • Endodontics

About GOERIG AND BEHNEN, DDS., P.S.

This page provides the complete NPI Profile along with additional information for Goerig And Behnen, Dds., P.s., a provider established in Olympia, Washington operating as a Dentist, focusing in endodontics . The healthcare provider is registered in the NPI registry with number 1316891146 assigned on February 2026. The practitioner's primary taxonomy code is 1223E0200X. The provider is registered as an organization and their NPI record was last updated February 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. David Charles Goerig Dds, Ms (Endodontist)

NPI
1316891146
Provider Name
GOERIG AND BEHNEN, DDS., P.S.
Entity Type
Organization
Location Address
222 LILLY RD NE OLYMPIA, WA 98506
Location Phone
(360) 459-3636
Location Fax
(360) 459-0343
Mailing Address
222 LILLY RD NE OLYMPIA, WA 98506
Mailing Phone
(360) 459-3636
Mailing Fax
(360) 459-0343
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-26-2026
Last Update Date
02-26-2026
Code Navigator

A dentist like Goerig And Behnen, Dds., P.s. 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
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. DAVID CHARLES GOERIG DDS, MS

Authorized Official Title
ENDODONTIST
Authorized Official Phone
(360) 459-3636

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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 1316891146, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
8
Doubled → 16 → 1 + 6
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
1
Unchanged
Pos 9
4
Doubled → 8
Check
6
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 8 → 16 → 7 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 2 + 6 + 1 + 6 + 9 + 2 + 1 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1316891146.

Other Providers at the Same Location


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

Dentist (Pediatric Dentistry)
222 LILLY RD NE
OLYMPIA, WA 98506
Dentist
222 LILLY RD NE
OLYMPIA, WA 98506
Dentist (Pediatric Dentistry)
222 LILLY RD NE
OLYMPIA, WA 98506
Dentist (Endodontics)
222 LILLY RD NE
OLYMPIA, WA 98506

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1316891146, enumerated as an "organization" on February 26, 2026.

The provider is located at 222 LILLY RD NE OLYMPIA, WA 98506 and the phone number is (360) 459-3636.

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