DR. IAN L MCLEAN MBCHB PHD FACP FRCP
NPI 1306047378
Internal Medicine - Rheumatology in South San Francisco, CA

NPI Status: Active since May 29, 2007

Contact Information

1 DNA WAY
GENENTECH
SOUTH SAN FRANCISCO, CA
ZIP 94080
Phone: (650) 467-3356

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  • Individual
  • Male
  • Internal Medicine
  • Rheumatology

About IAN MCLEAN

This page provides the complete NPI Profile along with additional information for Ian Mclean, an internist established in South San Francisco, California with a medical specialization in Internal Medicine, focusing in rheumatology . The healthcare provider is registered in the NPI registry with number 1306047378 assigned on May 2007. The practitioner's primary taxonomy code is 207RR0500X with license number 18732 (OK). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1306047378
Provider Name
DR. IAN L MCLEAN MBCHB PHD FACP FRCP
Gender
Male
Entity Type
Individual
Location Address
1 DNA WAY GENENTECH SOUTH SAN FRANCISCO, CA 94080
Location Phone
(650) 467-3356
Mailing Address
1 DNA WAY MSC #59 SOUTH SAN FRANCISCO, CA 94080
Is Sole Proprietor?
No
Enumeration Date
05-29-2007
Last Update Date
07-08-2007
Code Navigator

An internist like Ian Mclean 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.

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

Internal Medicine Rheumatology

Taxonomy Code
207RR0500X
Type
Allopathic & Osteopathic Physicians
License No.
18732
License State
OK
Taxonomy Description
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

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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 1306047378, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 0 + 6 + 0 + 4 + 1 + 4 + 3 + 1 + 4 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1306047378.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Internal Medicine (Medical Oncology)
1 DNA WAY
SOUTH SAN FRANCISCO, CA 94080
Internal Medicine (Medical Oncology)
1 DNA WAY, GENENTECH, MAILSTOP 444A
SOUTH SAN FRANCISCO, CA 94080
Internal Medicine
1 DNA WAY, MAIL STOP 66
SOUTH SAN FRANCISCO, CA 94080
Internal Medicine (Medical Oncology)
1 DNA WAY
SOUTH SAN FRANCISCO, CA 94080
General Practice
1 DNA WAY, BUILDING 5
SOUTH SAN FRANCISCO, CA 94080
Specialist
1 DNA WAY
SOUTH SAN FRANCISCO, CA 94080
Internal Medicine (Medical Oncology)
1 DNA WAY, MAILSTOP 444B
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Occupational Health)
1 DNA WAY
SOUTH SAN FRANCISCO, CA 94080
Pediatrics
1 DNA WAY, MS 8214
SOUTH SAN FRANCISCO, CA 94080
Internal Medicine
1 DNA WAY
SOUTH SAN FRANCISCO, CA 94080
Pharmacist
1 DNA WAY
SOUTH SAN FRANCISCO, CA 94080

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1306047378, enumerated as an "individual" on May 29, 2007.

The provider is located at 1 DNA WAY GENENTECH SOUTH SAN FRANCISCO, CA 94080 and the phone number is (650) 467-3356.

Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.