DR. YU LENG PHUA PHD, FACMG
NPI 1538035233
Medical Genetics - Clinical Molecular Genetics in San Carlos, CA
NPI Status: Active since October 11, 2025
Contact Information
201 INDUSTRIAL RD
SAN CARLOS, CA
ZIP 94070
Phone: (408) 780-9975
- Individual
- Male
- Medical Genetics
- Clinical Molecular Genetics
About YU LENG PHUA
This page provides the complete NPI Profile along with additional information for Yu Leng Phua, a provider established in San Carlos, California with a medical specialization in Medical Genetics, focusing in clinical molecular genetics . The healthcare provider is registered in the NPI registry with number 1538035233 assigned on October 2025. The practitioner's primary taxonomy code is 207SG0203X with license number 2025032 (CA). The provider is registered as an individual and his NPI record was last updated one year ago. Yu Leng Phua operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.
- NPI
- 1538035233
- Provider Name
- DR. YU LENG PHUA PHD, FACMG
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 201 INDUSTRIAL RD SAN CARLOS, CA 94070
- Location Phone
- (408) 780-9975
- Mailing Address
- 1710 KENTFIELD AVE REDWOOD CITY, CA 94061
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-11-2025
- Last Update Date
- 11-25-2025
- 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
Medical Genetics Clinical Molecular Genetics
- Taxonomy Code
- 207SG0203X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 2025032
- License State
- CA
- Taxonomy Description
- A clinical molecular geneticist demonstrates competence in performing and interpreting molecular analyses relevant to the diagnosis and management of human genetic diseases and is a consultant regarding laboratory diagnosis of a broad range of inherited disorders.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 170100000X | Other Service Providers | Medical Genetics, Ph.D. Medical Genetics | (CA) |
| 2 | 207SC0300X | Allopathic & Osteopathic Physicians | Medical Genetics | 2025032 (CA) |
| 3 | 207SG0202X | Allopathic & Osteopathic Physicians | Medical Genetics | 2021006 (CA) |
Group Taxonomy 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
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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 1538035233, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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 57 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SAN CARLOS, CA 94070
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1538035233, enumerated as an "individual" on October 11, 2025.
The provider is located at 201 INDUSTRIAL RD SAN CARLOS, CA 94070 and the phone number is (408) 780-9975.
Medical Genetics with taxonomy code 207SG0203X and a focus in Clinical Molecular Genetics.
