TESSIE MCDUFFIE
NPI 1821445230
Dental Hygienist in Portland, OR

NPI Status: Active since May 16, 2016

Contact Information

5440 SW WESTGATE DR
#165
PORTLAND, OR
ZIP 97221
Phone: (503) 297-1471

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  • Individual
  • Female
  • Dental Hygienist

About TESSIE MCDUFFIE

This page provides the complete NPI Profile along with additional information for Tessie Mcduffie, a provider established in Portland, Oregon with a medical specialization in Dental Hygienist. The healthcare provider is registered in the NPI registry with number 1821445230 assigned on May 2016. The practitioner's primary taxonomy code is 124Q00000X with license number H6841 (OR). The provider is registered as an individual and her NPI record was last updated 10 years ago.

NPI
1821445230
Provider Name
TESSIE MCDUFFIE
Gender
Female
Entity Type
Individual
Location Address
5440 SW WESTGATE DR #165 PORTLAND, OR 97221
Location Phone
(503) 297-1471
Mailing Address
33634 MAZOUR DR WARREN, OR 97053
Is Sole Proprietor?
No
Enumeration Date
05-16-2016
Last Update Date
05-16-2016
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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

Dental Hygienist

Taxonomy Code
124Q00000X
Type
Dental Providers
License No.
H6841
License State
OR
Taxonomy Description
An individual who has completed an accredited dental hygiene education program, and an individual who has been licensed by a state board of dental examiners to provide preventive care services under the supervision of a dentist. Functions that may be legally delegated to the dental hygienist vary based on the needs of the dentist, the educational preparation of the dental hygienist and state dental practice acts and regulations, but always include, at a minimum, scaling and polishing the teeth. To avoid misleading the public, no occupational title other than dental hygienist should be used to describe this dental auxiliary.

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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 1821445230, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 8 + 4 + 1 + 0 + 2 + 6 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1821445230.

Other Providers at the Same Location


The following 18 providers are registered at the same or a nearby location.

Dentist (Endodontics)
5440 SW WESTGATE DR, SUITE 300
PORTLAND, OR 97221
Dentist (General Practice)
5440 SW WESTGATE DR, SUTIE 390
PORTLAND, OR 97221
Dentist (General Practice)
5440 SW WESTGATE DR, SUITE 215
PORTLAND, OR 97221
Psychologist (Clinical)
5440 SW WESTGATE DR, #175
PORTLAND, OR 97221
Psychologist
5440 SW WESTGATE DR, SUITE 175
PORTLAND, OR 97221
Allergy & Immunology
5440 SW WESTGATE DR, 220
PORTLAND, OR 97221
Dentist
5440 SW WESTGATE DR, SUITE 215
PORTLAND, OR 97221
Clinical Neuropsychologist
5440 SW WESTGATE DR, SUITE 175
PORTLAND, OR 97221
Chiropractor
5440 SW WESTGATE DR, SUITE 100
PORTLAND, OR 97221
Naturopath
5440 SW WESTGATE DR, SUITE 245
PORTLAND, OR 97221
Psychologist (Cognitive & Behavioral)
5440 SW WESTGATE DR, STE 175
PORTLAND, OR 97221
Audiologist
5440 SW WESTGATE DR, STE 350
PORTLAND, OR 97221
Dentist (Prosthodontics)
5440 SW WESTGATE DR, SUITE 360
PORTLAND, OR 97221
Clinic/Center (Primary Care)
5440 SW WESTGATE DR, SUITE 100
PORTLAND, OR 97221
Chiropractor (Sports Physician)
5440 SW WESTGATE DR, SUITE 100
PORTLAND, OR 97221
Massage Therapist
5440 SW WESTGATE DR
PORTLAND, OR 97221
Dentist (Pediatric Dentistry)
5440 SW WESTGATE DR, SUITE 380
PORTLAND, OR 97221
Counselor (Mental Health)
5440 SW WESTGATE DR
PORTLAND, OR 97221

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821445230, enumerated as an "individual" on May 16, 2016.

The provider is located at 5440 SW WESTGATE DR #165 PORTLAND, OR 97221 and the phone number is (503) 297-1471.

Dental Hygienist with taxonomy code 124Q00000X.