DR. KIKI CHANG M.D.
NPI 1215062880
General Acute Care Hospital - Children in Stanford, CA

NPI Status: Active since February 22, 2007

Contact Information

401 QUARRY RD.
STANFORD, CA
ZIP 94305
Phone: (650) 723-5511
Fax: (650) 723-5531

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  • Individual
  • Male
  • General Acute Care Hospital
  • Children

About KIKI CHANG

This page provides the complete NPI Profile along with additional information for Kiki Chang, a provider established in Stanford, California with a medical specialization in General Acute Care Hospital, focusing in children . The healthcare provider is registered in the NPI registry with number 1215062880 assigned on February 2007. The practitioner's primary taxonomy code is 282NC2000X with license number G83468 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1215062880
Provider Name
DR. KIKI CHANG M.D.
Gender
Male
Entity Type
Individual
Location Address
401 QUARRY RD. STANFORD, CA 94305
Location Phone
(650) 723-5511
Location Fax
(650) 723-5531
Mailing Address
401 QUARRY RD. STANFORD, CA 94305
Mailing Phone
(650) 723-5511
Mailing Fax
(650) 723-5531
Is Sole Proprietor?
Yes
Enumeration Date
02-22-2007
Last Update Date
07-08-2007
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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

General Acute Care Hospital Children

Taxonomy Code
282NC2000X
Type
Hospitals
License No.
G83468
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 1215062880, 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
2
Unchanged
Pos 3
1
Doubled → 2
Pos 4
5
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 0 → 0 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 2 + 5 + 0 + 6 + 4 + 8 + 1 + 6 + 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 1215062880.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
401 QUARRY RD.
STANFORD, CA 94305
Psychologist (Clinical Child & Adolescent)
401 QUARRY RD.
STANFORD, CA 94305
Psychiatry & Neurology (Psychiatry)
401 QUARRY RD.
STANFORD, CA 94305

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1215062880, enumerated as an "individual" on February 22, 2007.

The provider is located at 401 QUARRY RD. STANFORD, CA 94305 and the phone number is (650) 723-5511.

General Acute Care Hospital with taxonomy code 282NC2000X and a focus in Children.