DR. LAWRENCE HAO-WEN LU M.D.
NPI 1114948650
Internal Medicine - Nephrology in San Francisco, CA

NPI Status: Active since July 21, 2006

Contact Information

2340 CLAY ST
4TH FLOOR
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 600-1000

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  • Individual
  • Male
  • Internal Medicine
  • Nephrology

About LAWRENCE LU

This page provides the complete NPI Profile along with additional information for Lawrence Lu, an internist established in San Francisco, California with a medical specialization in Internal Medicine, focusing in nephrology . The healthcare provider is registered in the NPI registry with number 1114948650 assigned on July 2006. The practitioner's primary taxonomy code is 207RN0300X with license number A105570 (CA). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1114948650
Provider Name
DR. LAWRENCE HAO-WEN LU M.D.
Gender
Male
Entity Type
Individual
Location Address
2340 CLAY ST 4TH FLOOR SAN FRANCISCO, CA 94115
Location Phone
(415) 600-1000
Mailing Address
2340 CLAY ST 4TH FLOOR SAN FRANCISCO, CA 94115
Mailing Phone
(415) 600-1000
Is Sole Proprietor?
No
Enumeration Date
07-21-2006
Last Update Date
11-22-2011
Code Navigator

An internist like Lawrence Lu is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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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

Internal Medicine Nephrology

Taxonomy Code
207RN0300X
Type
Allopathic & Osteopathic Physicians
License No.
A105570
License State
CA
Taxonomy Description
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

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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 1114948650, 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 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.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
1
Doubled → 2
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
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 1 → 2 9 → 18 → 9 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 2 + 4 + 1 + 8 + 4 + 1 + 6 + 6 + 1 + 0 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1114948650.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Physician Assistant
2340 CLAY ST
SAN FRANCISCO, CA 94115
Clinical Neuropsychologist
2340 CLAY ST, 7TH FLOOR
SAN FRANCISCO, CA 94115
Family Medicine
2340 CLAY ST, FLOORS 1-5 AND 7
SAN FRANCISCO, CA 94115
Nurse Practitioner (Family)
2340 CLAY ST, SECOND FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Psychiatry)
2340 CLAY ST, FLOOR 1-5 & 7
SAN FRANCISCO, CA 94115
Transplant Surgery
2340 CLAY ST, 4TH FLOOR
SAN FRANCISCO, CA 94115
Surgery
2340 CLAY ST, 4TH FLOOR
SAN FRANCISCO, CA 94115
Surgery
2340 CLAY ST, 4TH FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Psychiatry)
2340 CLAY ST, 7TH FLOOR
SAN FRANCISCO, CA 94115
Internal Medicine (Nephrology)
2340 CLAY ST, 4TH FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Psychiatry)
2340 CLAY ST, 7TH FLOOR
SAN FRANCISCO, CA 94115
Internal Medicine
2340 CLAY ST, 4TH FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Psychiatry)
2340 CLAY ST
SAN FRANCISCO, CA 94115
Transplant Surgery
2340 CLAY ST, 4TH FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Psychiatry)
2340 CLAY ST, 7TH FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Geriatric Psychiatry)
2340 CLAY ST, 7TH FLOOR
SAN FRANCISCO, CA 94115
Internal Medicine (Gastroenterology)
2340 CLAY ST, 2ND FLOOR
SAN FRANCISCO, CA 94115
Psychiatry & Neurology (Psychiatry)
2340 CLAY ST, 7TH FLOOR
SAN FRANCISCO, CA 94115
Internal Medicine (Gastroenterology)
2340 CLAY ST, 2ND FLOOR
SAN FRANCISCO, CA 94115
Internal Medicine (Cardiovascular Disease)
2340 CLAY ST, STE 525
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1114948650, enumerated as an "individual" on July 21, 2006.

The provider is located at 2340 CLAY ST 4TH FLOOR SAN FRANCISCO, CA 94115 and the phone number is (415) 600-1000.

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.