HANLEY CHAN
NPI 1841520160
Technician, Pathology - Phlebotomy in San Francisco, CA
NPI Status: Active since January 08, 2010
Contact Information
1355 FAIRFAX AVE # B
SAN FRANCISCO, CA
ZIP 94124
Phone: (415) 533-9986
- Individual
- Male
- Technician, Pathology
- Phlebotomy
About HANLEY CHAN
This page provides the complete NPI Profile along with additional information for Hanley Chan, a provider established in San Francisco, California with a medical specialization in Technician, Pathology, focusing in phlebotomy . The healthcare provider is registered in the NPI registry with number 1841520160 assigned on January 2010. The practitioner's primary taxonomy code is 246RP1900X with license number CPT28947 (CA). The provider is registered as an individual and his NPI record was last updated 16 years ago.
- NPI
- 1841520160
- Provider Name
- HANLEY CHAN
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1355 FAIRFAX AVE # B SAN FRANCISCO, CA 94124
- Location Phone
- (415) 533-9986
- Mailing Address
- 930 MISSION RD UNIT 46 SOUTH SAN FRANCISCO, CA 94080
- Is Sole Proprietor?
- No
- Enumeration Date
- 01-08-2010
- Last Update Date
- 01-08-2010
- 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
Technician, Pathology Phlebotomy
- Taxonomy Code
- 246RP1900X
- Type
- Technologists, Technicians & Other Technical Service Providers
- License No.
- CPT28947
- License State
- CA
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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 1841520160, we treat the final digit (0) 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 0).
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 50 is 50. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1841520160, enumerated as an "individual" on January 08, 2010.
The provider is located at 1355 FAIRFAX AVE # B SAN FRANCISCO, CA 94124 and the phone number is (415) 533-9986.
Technician, Pathology with taxonomy code 246RP1900X and a focus in Phlebotomy.
