SANDY MATTHEWS
NPI 1831470848
Massage Therapist in Vashon, WA

NPI Status: Active since September 02, 2011

Contact Information

17147 VASHON HWY SW STE 104
VASHON, WA
ZIP 98070
Phone: (415) 233-1865

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  • Individual
  • Female
  • Massage Therapist

About SANDY MATTHEWS

This page provides the complete NPI Profile along with additional information for Sandy Matthews, a provider established in Vashon, Washington with a medical specialization in Massage Therapist. The healthcare provider is registered in the NPI registry with number 1831470848 assigned on September 2011. The practitioner's primary taxonomy code is 225700000X with license number MA00021443 (WA). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI
1831470848
Provider Name
SANDY MATTHEWS
Gender
Female
Entity Type
Individual
Location Address
17147 VASHON HWY SW STE 104 VASHON, WA 98070
Location Phone
(415) 233-1865
Mailing Address
13824 VASHON HWY SW VASHON, WA 98070
Mailing Phone
(415) 233-1865
Is Sole Proprietor?
Yes
Enumeration Date
09-02-2011
Last Update Date
08-19-2022
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Location Map

Secondary Locations

  • 14029 23rd Pl NE
    Seattle, WA 98125
    (206) 992-9139

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

Massage Therapist

Taxonomy Code
225700000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.
MA00021443
License State
WA
Taxonomy Description
An individual trained in the manipulation of tissues (as by rubbing, stroking, kneading, or tapping) with the hand or an instrument for remedial or hygienic purposes.

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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 1831470848, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 8 + 7 + 0 + 8 + 8 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1831470848.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831470848, enumerated as an "individual" on September 02, 2011.

The provider is located at 17147 VASHON HWY SW STE 104 VASHON, WA 98070 and the phone number is (415) 233-1865.

Massage Therapist with taxonomy code 225700000X.