MRS. NAOE MICHELLE THONG PT
NPI 1972645414
Contractor in Palo Alto, CA

NPI Status: Active since February 13, 2007

Contact Information

3906 MIDDLEFIELD RD
PALO ALTO, CA
ZIP 94303
Phone: (650) 494-0991
Fax: (650) 494-0129

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  • Individual
  • Female
  • Contractor

About NAOE THONG

This page provides the complete NPI Profile along with additional information for Naoe Thong, a provider established in Palo Alto, California with a medical specialization in Contractor. The healthcare provider is registered in the NPI registry with number 1972645414 assigned on February 2007. The practitioner's primary taxonomy code is 171W00000X with license number PT33424 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1972645414
Provider Name
MRS. NAOE MICHELLE THONG PT
Gender
Female
Entity Type
Individual
Location Address
3906 MIDDLEFIELD RD PALO ALTO, CA 94303
Location Phone
(650) 494-0991
Location Fax
(650) 494-0129
Mailing Address
374 SARA AVE SUNNYVALE, CA 94086
Mailing Phone
(408) 745-7165
Is Sole Proprietor?
No
Enumeration Date
02-13-2007
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

Contractor

Taxonomy Code
171W00000X
Type
Other Service Providers
License No.
PT33424
License State
CA
Taxonomy Description
For the purposes of the Health Care Provider Taxonomy, a contractor is limited to individuals who do construction or mechanical work to modify a patient's environment to accommodate a health condition. Contractors perform projects including, but not limited to, building wheelchair ramps, widening doorways, modifying personal vehicles, and making other improvements for patient access and movement. This code has no relation to a provider's employment status.

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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 1972645414, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
9
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
Check
4
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 7 → 14 → 5 6 → 12 → 3 5 → 10 → 1 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 1 + 2 + 4 + 1 + 0 + 4 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1972645414.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972645414, enumerated as an "individual" on February 13, 2007.

The provider is located at 3906 MIDDLEFIELD RD PALO ALTO, CA 94303 and the phone number is (650) 494-0991.

Contractor with taxonomy code 171W00000X.