DR. MATT JAMES HOIDAL D.D.S., M.S.
NPI 1164605259
Dentist - Periodontics in Lake Oswego, OR

NPI Status: Active since December 11, 2007

Contact Information

300 OSWEGO POINTE DR
STE 106
LAKE OSWEGO, OR
ZIP 97034
Phone: (503) 635-3584
Fax: (503) 635-6813

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  • Individual
  • Male
  • Dentist
  • Periodontics
  • CLIA Number: 38D2202291
  • CLIA Cert. Type: Practitioner Other
  • CLIA Exp. Date: 11-24-2026

About MATT HOIDAL

This page provides the complete NPI Profile along with additional information for Matt Hoidal, a provider established in Lake Oswego, Oregon with a medical specialization in Dentist, focusing in periodontics . The healthcare provider is registered in the NPI registry with number 1164605259 assigned on December 2007. The practitioner's primary taxonomy code is 1223P0300X with license number D9075 (OR). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1164605259
Provider Name
DR. MATT JAMES HOIDAL D.D.S., M.S.
Gender
Male
Entity Type
Individual
Location Address
300 OSWEGO POINTE DR STE 106 LAKE OSWEGO, OR 97034
Location Phone
(503) 635-3584
Location Fax
(503) 635-6813
Mailing Address
300 OSWEGO POINTE DR STE 106 LAKE OSWEGO, OR 97034
Mailing Phone
(503) 635-3584
Mailing Fax
(503) 635-6813
Is Sole Proprietor?
Yes
Enumeration Date
12-11-2007
Last Update Date
09-26-2012
Code Navigator

A dentist like Matt Hoidal 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.

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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.
D9075
License State
OR
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.

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
38D2202291
Facility Type
Practitioner Other
Certificate Effective Date
November 25, 2024
Certificate Expiration Date
November 24, 2026
Laboratory Director
MATT J. HOIDAL
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Matt Hoidal to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1164605259, we treat the final digit (9) 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 41. The final step is to find the difference between that total and the next multiple of ten (50 - 41 = 9).

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
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
9
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 6 → 12 → 3 6 → 12 → 3 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 2 + 4 + 1 + 2 + 0 + 1 + 0 + 2 + 1 + 0 + 24 = 41

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

The next multiple of ten after 41 is 50. The difference is the calculated check digit.

50 - 41 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1164605259.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinic/Center (Dental)
300 OSWEGO POINTE DR, STE 106
LAKE OSWEGO, OR 97034

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164605259, enumerated as an "individual" on December 11, 2007.

The provider is located at 300 OSWEGO POINTE DR STE 106 LAKE OSWEGO, OR 97034 and the phone number is (503) 635-3584.

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