DR. JOY YAN MD, PHD
NPI 1679893903
Radiology - Radiation Oncology in Seattle, WA
NPI Status: Active since June 09, 2010
Contact Information
1959 NE PACIFIC ST
UNIVERSITY OF WASHINGTON MEDICAL CENTER
SEATTLE, WA
ZIP 98195
Phone: (410) 262-5368
- Individual
- Female
- Radiology
- Radiation Oncology
About JOY YAN
This page provides the complete NPI Profile along with additional information for Joy Yan, a provider established in Seattle, Washington with a medical specialization in Radiology, focusing in radiation oncology . The healthcare provider is registered in the NPI registry with number 1679893903 assigned on June 2010. The practitioner's primary taxonomy code is 2085R0001X with license number ML60236048 (WA). The provider is registered as an individual and her NPI record was last updated 10 years ago.
- NPI
- 1679893903
- Provider Name
- DR. JOY YAN MD, PHD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1959 NE PACIFIC ST UNIVERSITY OF WASHINGTON MEDICAL CENTER SEATTLE, WA 98195
- Location Phone
- (410) 262-5368
- Mailing Address
- 1959 NE PACIFIC ST UNIVERSITY OF WASHINGTON MEDICAL CENTER SEATTLE, WA 98195
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-09-2010
- Last Update Date
- 04-23-2016
- 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
Radiology Radiation Oncology
- Taxonomy Code
- 2085R0001X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- ML60236048
- License State
- WA
- Taxonomy Description
- A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
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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 1679893903, 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 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 77 is 80. 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.
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1679893903, enumerated as an "individual" on June 09, 2010.
The provider is located at 1959 NE PACIFIC ST UNIVERSITY OF WASHINGTON MEDICAL CENTER SEATTLE, WA 98195 and the phone number is (410) 262-5368.
Radiology with taxonomy code 2085R0001X and a focus in Radiation Oncology.
