GEORGE LEIGHT M.D.
NPI 1063575835
Surgery - Surgical Oncology in Durham, NC

NPI Status: Active since December 19, 2006

Contact Information

2100 ERWIN RD
DURHAM, NC
ZIP 27710
Phone: (919) 620-4467

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  • Individual
  • Male
  • Surgery
  • Surgical Oncology

About GEORGE LEIGHT

This page provides the complete NPI Profile along with additional information for George Leight, a provider established in Durham, North Carolina with a medical specialization in Surgery, focusing in surgical oncology . The healthcare provider is registered in the NPI registry with number 1063575835 assigned on December 2006. The practitioner's primary taxonomy code is 2086X0206X with license number 23596 (NC). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1063575835
Provider Name
GEORGE LEIGHT M.D.
Gender
Male
Entity Type
Individual
Location Address
2100 ERWIN RD DURHAM, NC 27710
Location Phone
(919) 620-4467
Mailing Address
2100 ERWIN RD DUKE UNIVERSITY MEDICAL CENTER - DUMC 3513 DURHAM, NC 27710
Is Sole Proprietor?
No
Enumeration Date
12-19-2006
Last Update Date
09-11-2025
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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

Surgery Surgical Oncology

Taxonomy Code
2086X0206X
Type
Allopathic & Osteopathic Physicians
License No.
23596
License State
NC
Taxonomy Description
A surgical oncologist is a well-qualified surgeon who has obtained additional training and experience in the multidisciplinary approach to the prevention, diagnosis, treatment, and rehabilitation of cancer patients, and devotes a major portion of his or her professional practice to these activities and cancer research.

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)
1208600000XAllopathic & Osteopathic Physicians

Surgery

23596 (NC)

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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 1063575835, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
0
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
3
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
7
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
3
Doubled → 6
Check
5
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 6 → 12 → 3 5 → 10 → 1 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 2 + 3 + 1 + 0 + 7 + 1 + 0 + 8 + 6 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1063575835.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Radiology (Radiation Oncology)
2100 ERWIN RD
DURHAM, NC 27710
Internal Medicine (Cardiovascular Disease)
2100 ERWIN RD
DURHAM, NC 27710
Colon & Rectal Surgery
2100 ERWIN RD
DURHAM, NC 27710
Thoracic Surgery (Cardiothoracic Vascular Surgery)
2100 ERWIN RD
DURHAM, NC 27710
Transplant Surgery
2100 ERWIN RD
DURHAM, NC 27710
Ophthalmology
2100 ERWIN RD
DURHAM, NC 27710
Dermatology
2100 ERWIN RD
DURHAM, NC 27710
Surgery (Surgical Oncology)
2100 ERWIN RD
DURHAM, NC 27710
Physician Assistant
2100 ERWIN RD
DURHAM, NC 27710
Internal Medicine (Infectious Disease)
2100 ERWIN RD
DURHAM, NC 27710
Pediatrics
2100 ERWIN RD
DURHAM, NC 27710
Pediatrics (Pediatric Hematology-Oncology)
2100 ERWIN RD
DURHAM, NC 27710
Internal Medicine
2100 ERWIN RD
DURHAM, NC 27710
Internal Medicine (Cardiovascular Disease)
2100 ERWIN RD
DURHAM, NC 27710
Optometrist
2100 ERWIN RD
DURHAM, NC 27710
Neurological Surgery
2100 ERWIN RD
DURHAM, NC 27710
Nurse Practitioner
2100 ERWIN RD
DURHAM, NC 27710
Emergency Medicine
2100 ERWIN RD
DURHAM, NC 27710
Nurse Practitioner
2100 ERWIN RD
DURHAM, NC 27710
Physician Assistant
2100 ERWIN RD
DURHAM, NC 27710

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1063575835, enumerated as an "individual" on December 19, 2006.

The provider is located at 2100 ERWIN RD DURHAM, NC 27710 and the phone number is (919) 620-4467.

Surgery with taxonomy code 2086X0206X and a focus in Surgical Oncology.