DR. WILLIAM MARVIN GASKILL SR. M.D
NPI 1851636211
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Friday Harbor, WA
NPI Status: Active since December 11, 2012
Contact Information
17 INDIAN BEACH LN
FRIDAY HARBOR, WA
ZIP 98250
Phone: (360) 317-6711
- Individual
- Male
- Thoracic Surgery (Cardiothoracic Vascula...
About WILLIAM GASKILL
This page provides the complete NPI Profile along with additional information for William Gaskill, a provider established in Friday Harbor, Washington with a medical specialization in Thoracic Surgery (cardiothoracic Vascular Surgery). The healthcare provider is registered in the NPI registry with number 1851636211 assigned on December 2012. The practitioner's primary taxonomy code is 208G00000X with license number MD00016482 (WA). The provider is registered as an individual and his NPI record was last updated 13 years ago.
- NPI
- 1851636211
- Provider Name
- DR. WILLIAM MARVIN GASKILL SR. M.D
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 17 INDIAN BEACH LN FRIDAY HARBOR, WA 98250
- Location Phone
- (360) 317-6711
- Mailing Address
- 17 INDIAN BEACH LN FRIDAY HARBOR, WA 98250
- Mailing Phone
- (360) 317-6711
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 12-11-2012
- Last Update Date
- 12-11-2012
- 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
Thoracic Surgery (Cardiothoracic Vascular Surgery)
- Taxonomy Code
- 208G00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- MD00016482
- License State
- WA
- Taxonomy Description
- A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
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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 1851636211, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).
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 49 is 50. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1851636211, enumerated as an "individual" on December 11, 2012.
The provider is located at 17 INDIAN BEACH LN FRIDAY HARBOR, WA 98250 and the phone number is (360) 317-6711.
Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
