DR. WEIDONG HUANG MD, PHD
NPI 1043787765
Pathology - Anatomic Pathology & Clinical Pathology in South San Francisco, CA

NPI Status: Active since October 31, 2018

Contact Information

345 OYSTER POINT BLVD
SOUTH SAN FRANCISCO, CA
ZIP 94080
Phone: (650) 624-4590

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  • Individual
  • Male
  • Pathology
  • Anatomic Pathology & Clinical Pathology

About WEIDONG HUANG

This page provides the complete NPI Profile along with additional information for Weidong Huang, a provider established in South San Francisco, California with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology . The healthcare provider is registered in the NPI registry with number 1043787765 assigned on October 2018. The practitioner's primary taxonomy code is 207ZP0102X with license number A63345 (CA). The provider is registered as an individual and his NPI record was last updated 8 years ago.

NPI
1043787765
Provider Name
DR. WEIDONG HUANG MD, PHD
Gender
Male
Entity Type
Individual
Location Address
345 OYSTER POINT BLVD SOUTH SAN FRANCISCO, CA 94080
Location Phone
(650) 624-4590
Mailing Address
345 OYSTER POINT BLVD SOUTH SAN FRANCISCO, CA 94080
Mailing Phone
(650) 624-4590
Is Sole Proprietor?
No
Enumeration Date
10-31-2018
Last Update Date
10-31-2018
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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

Pathology Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
License No.
A63345
License State
CA
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

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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 1043787765, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 8 + 3 + 1 + 4 + 8 + 1 + 4 + 7 + 1 + 2 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1043787765.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Clinical Medical Laboratory
345 OYSTER POINT BLVD
SOUTH SAN FRANCISCO, CA 94080
Pharmacist
345 OYSTER POINT BLVD
SOUTH SAN FRANCISCO, CA 94080

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043787765, enumerated as an "individual" on October 31, 2018.

The provider is located at 345 OYSTER POINT BLVD SOUTH SAN FRANCISCO, CA 94080 and the phone number is (650) 624-4590.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.