DR. ROGER J HARPER DDS MSD
NPI 1689604092
Dentist - Prosthodontics in Seattle, WA

NPI Status: Active since July 03, 2006

Contact Information

509 OLIVE WAY
#1414
SEATTLE, WA
ZIP 98101
Phone: (206) 623-3122
Fax: (206) 623-5266

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  • Individual
  • Male
  • Dentist
  • Prosthodontics

About ROGER HARPER

This page provides the complete NPI Profile along with additional information for Roger Harper, a provider established in Seattle, Washington with a medical specialization in Dentist, focusing in prosthodontics . The healthcare provider is registered in the NPI registry with number 1689604092 assigned on July 2006. The practitioner's primary taxonomy code is 1223P0700X with license number 4869 (WA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1689604092
Provider Name
DR. ROGER J HARPER DDS MSD
Gender
Male
Entity Type
Individual
Location Address
509 OLIVE WAY #1414 SEATTLE, WA 98101
Location Phone
(206) 623-3122
Location Fax
(206) 623-5266
Mailing Address
509 OLIVE WAY #1414 SEATTLE, WA 98101
Mailing Phone
(206) 623-3122
Mailing Fax
(206) 623-5266
Is Sole Proprietor?
No
Enumeration Date
07-03-2006
Last Update Date
07-08-2007
Code Navigator

A dentist like Roger Harper 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 Prosthodontics

Taxonomy Code
1223P0700X
Type
Dental Providers
License No.
4869
License State
WA
Taxonomy Description
That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.

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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 1689604092, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
0
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
2
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 8 → 16 → 7 6 → 12 → 3 4 → 8 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 1 + 2 + 0 + 8 + 0 + 1 + 8 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1689604092.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Dentist (General Practice)
509 OLIVE WAY, STE 1238
SEATTLE, WA 98101
Podiatrist
509 OLIVE WAY, STE 1125
SEATTLE, WA 98101
Dentist (Oral and Maxillofacial Pathology)
509 OLIVE WAY, STE 1454
SEATTLE, WA 98101
Dentist (General Practice)
509 OLIVE WAY, SUITE 1451
SEATTLE, WA 98101
Family Medicine
509 OLIVE WAY, SUITE 1607
SEATTLE, WA 98101
Family Medicine
509 OLIVE WAY, SUITE 900
SEATTLE, WA 98101
Family Medicine
509 OLIVE WAY, SUITE 900
SEATTLE, WA 98101
Family Medicine
509 OLIVE WAY, SUITE 900
SEATTLE, WA 98101
Family Medicine
509 OLIVE WAY, SUITE 900
SEATTLE, WA 98101
Dentist
509 OLIVE WAY, STE 720
SEATTLE, WA 98101
Dentist (General Practice)
509 OLIVE WAY, 1117
SEATTLE, WA 98101
Chiropractor
509 OLIVE WAY, #1645
SEATTLE, WA 98101
Massage Therapist
509 OLIVE WAY, #653
SEATTLE, WA 98101
Dentist (General Practice)
509 OLIVE WAY, SUITE 1242
SEATTLE, WA 98101
Family Medicine (Adolescent Medicine)
509 OLIVE WAY, SUITE 900
SEATTLE, WA 98101
Massage Therapist
509 OLIVE WAY, STE 646
SEATTLE, WA 98101
Dentist
509 OLIVE WAY, STE 1705 MEDICAL DENTAL BUILDING
SEATTLE, WA 98101
Dermatology
509 OLIVE WAY, SUITE 900
SEATTLE, WA 98101
Dentist (General Practice)
509 OLIVE WAY, 1320
SEATTLE, WA 98101
Dentist (General Practice)
509 OLIVE WAY, SUITE 1421
SEATTLE, WA 98101

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689604092, enumerated as an "individual" on July 03, 2006.

The provider is located at 509 OLIVE WAY #1414 SEATTLE, WA 98101 and the phone number is (206) 623-3122.

Dentist with taxonomy code 1223P0700X and a focus in Prosthodontics.