MICHAEL WILLIAMS
NPI 1992231633
Contractor in San Diego, CA
NPI Status: Active since May 01, 2017
Contact Information
8590 PRODUCTION AVE
SUITE B
SAN DIEGO, CA
ZIP 92121
Phone: (866) 632-2823
Fax: (866) 463-8141
- Individual
- Male
- Contractor
About MICHAEL WILLIAMS
This page provides the complete NPI Profile along with additional information for Michael Williams, a provider established in San Diego, California with a medical specialization in Contractor. The healthcare provider is registered in the NPI registry with number 1992231633 assigned on May 2017. The practitioner's primary taxonomy code is 171W00000X with license number 986938 (CA). The provider is registered as an individual and his NPI record was last updated 9 years ago.
- NPI
- 1992231633
- Provider Name
- MICHAEL WILLIAMS
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 8590 PRODUCTION AVE SUITE B SAN DIEGO, CA 92121
- Location Phone
- (866) 632-2823
- Location Fax
- (866) 463-8141
- Mailing Address
- 8590 PRODUCTION AVE SUITE B SAN DIEGO, CA 92121
- Mailing Phone
- (866) 632-2823
- Mailing Fax
- (866) 463-8141
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-01-2017
- Last Update Date
- 05-01-2017
- Code Navigator
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
Contractor
- Taxonomy Code
- 171W00000X
- Type
- Other Service Providers
- License No.
- 986938
- 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 1992231633, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 67 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1992231633, enumerated as an "individual" on May 01, 2017.
The provider is located at 8590 PRODUCTION AVE SUITE B SAN DIEGO, CA 92121 and the phone number is (866) 632-2823.
Contractor with taxonomy code 171W00000X.
