WILLIAM REILLY POLKINGHORN MD
NPI 1821125287
Radiology - Radiation Oncology in New York, NY
NPI Status: Active since February 27, 2007
Contact Information
1275 YORK AVE
NEW YORK, NY
ZIP 10065
Phone: (212) 639-2000
- Individual
- Male
- Radiology
- Radiation Oncology
About WILLIAM POLKINGHORN
This page provides the complete NPI Profile along with additional information for William Polkinghorn, a provider established in New York, New York with a medical specialization in Radiology, focusing in radiation oncology . The healthcare provider is registered in the NPI registry with number 1821125287 assigned on February 2007. The practitioner's primary taxonomy code is 2085R0001X with license number 247221 (NY). The provider is registered as an individual and his NPI record was last updated 14 years ago.
- NPI
- 1821125287
- Provider Name
- WILLIAM REILLY POLKINGHORN MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1275 YORK AVE NEW YORK, NY 10065
- Location Phone
- (212) 639-2000
- Mailing Address
- 1275 YORK AVE NEW YORK, NY 10065
- Is Sole Proprietor?
- No
- Enumeration Date
- 02-27-2007
- Last Update Date
- 07-19-2012
- 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
Radiology Radiation Oncology
- Taxonomy Code
- 2085R0001X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 247221
- License State
- NY
- 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.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 208000000X | Allopathic & Osteopathic Physicians | Pediatrics | L-229339 (MA) |
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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 1821125287, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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.
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 53 is 60. 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.
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1821125287, enumerated as an "individual" on February 27, 2007.
The provider is located at 1275 YORK AVE NEW YORK, NY 10065 and the phone number is (212) 639-2000.
Radiology with taxonomy code 2085R0001X and a focus in Radiation Oncology.
