MR. MATTHEW G THACHER SR.
NPI 1811974686
Military Health Care Provider in Seattle, WA

NPI Status: Active since December 22, 2005

Contact Information

1519 ALASKAN WAY S
SEATTLE, WA
ZIP 98134
Phone: (206) 217-6439

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  • Individual
  • Male
  • Military Health Care Provider

About MATTHEW THACHER

This page provides the complete NPI Profile along with additional information for Matthew Thacher, a provider established in Seattle, Washington with a medical specialization in Military Health Care Provider. The healthcare provider is registered in the NPI registry with number 1811974686 assigned on December 2005. The practitioner's primary taxonomy code is 171000000X. The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1811974686
Provider Name
MR. MATTHEW G THACHER SR.
Gender
Male
Entity Type
Individual
Location Address
1519 ALASKAN WAY S SEATTLE, WA 98134
Location Phone
(206) 217-6439
Mailing Address
1519 ALASKAN WAY S SEATTLE, WA 98134
Mailing Phone
(206) 217-6439
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
12-22-2005
Last Update Date
07-08-2007
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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

Military Health Care Provider

Taxonomy Code
171000000X
Type
Other Service Providers
License State
WA
Taxonomy Description
Active duty military health care providers not otherwise classified who need to be separately identified for operational, clinical, or administrative processes.

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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 1811974686, 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 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
8
Unchanged
Pos 3
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 9 → 18 → 9 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 1 + 8 + 7 + 8 + 6 + 1 + 6 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1811974686.

Other Providers at the Same Location


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

Military Health Care Provider
1519 ALASKAN WAY S
SEATTLE, WA 98134
Pharmacist
1519 ALASKAN WAY S
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, COMMANDING OFFICER ISC SEATTLE
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ATTN MEDICAL
SEATTLE, WA 98134
Nurse Practitioner (Family)
1519 ALASKAN WAY S
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE /MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE
SEATTLE, WA 98134
Dental Hygienist
1519 ALASKAN WAY S, ISC SEATTLE
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ATTN MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, MEDICAL
SEATTLE, WA 98134
Dentist (General Practice)
1519 ALASKAN WAY S
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE MEDICAL
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S, ISC SEATTLE
SEATTLE, WA 98134
Technician, Other
1519 ALASKAN WAY S
SEATTLE, WA 98134

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811974686, enumerated as an "individual" on December 22, 2005.

The provider is located at 1519 ALASKAN WAY S SEATTLE, WA 98134 and the phone number is (206) 217-6439.

Military Health Care Provider with taxonomy code 171000000X.