CHI-KWAN YEN MD
NPI 1144338807
Radiology - Nuclear Radiology in San Jose, CA

NPI Status: Active since August 25, 2006

Contact Information

2105 FOREST LANE
SAN JOSE, CA
ZIP 95128
Phone: (408) 947-2502
Fax: (408) 283-7704

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  • Individual
  • Male
  • Radiology
  • Nuclear Radiology

About CHI-KWAN YEN

This page provides the complete NPI Profile along with additional information for Chi-kwan Yen, a provider established in San Jose, California with a medical specialization in Radiology, focusing in nuclear radiology . The healthcare provider is registered in the NPI registry with number 1144338807 assigned on August 2006. The practitioner's primary taxonomy code is 2085N0904X with license number G34774 (CA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1144338807
Provider Name
CHI-KWAN YEN MD
Gender
Male
Entity Type
Individual
Location Address
2105 FOREST LANE SAN JOSE, CA 95128
Location Phone
(408) 947-2502
Location Fax
(408) 283-7704
Mailing Address
PO BOX 26060 FRESNO, CA 93729
Mailing Phone
(559) 455-4000
Mailing Fax
(408) 283-7704
Is Sole Proprietor?
Yes
Enumeration Date
08-25-2006
Last Update Date
05-22-2008
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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

Radiology Nuclear Radiology

Taxonomy Code
2085N0904X
Type
Allopathic & Osteopathic Physicians
License No.
G34774
License State
CA
Taxonomy Description
A radiologist who is involved in the analysis and imaging of radionuclides and radiolabeled substances in vitro and in vivo for diagnosis and the administration of radionuclides and radiolabeled substances for the treatment of disease.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
A46073MEDICARE UPIN (02) 
360003571MEDICARE PIN (08)CA 
00G347740MEDICAID (05)CA 
00G347740MEDICARE PIN (08)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 1144338807, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 6 + 3 + 1 + 6 + 8 + 0 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1144338807.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144338807, enumerated as an "individual" on August 25, 2006.

The provider is located at 2105 FOREST LANE SAN JOSE, CA 95128 and the phone number is (408) 947-2502.

Radiology with taxonomy code 2085N0904X and a focus in Nuclear Radiology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.