TRI-CITY ONCOLOGY, P.C.
NPI 1891990289
Radiology - Radiation Oncology in Bristol, TN

NPI Status: Active since June 18, 2007

Contact Information

1 MEDICAL PARK BLVD
BRISTOL, TN
ZIP 37620
Phone: (423) 224-2360

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  • Organization
  • Radiology
  • Radiation Oncology

About TRI-CITY ONCOLOGY, P.C.

This page provides the complete NPI Profile along with additional information for Tri-city Oncology, P.c., a provider established in Bristol, Tennessee operating as a Radiology, focusing in radiation oncology . The healthcare provider is registered in the NPI registry with number 1891990289 assigned on June 2007. The practitioner's primary taxonomy code is 2085R0001X with license number 10909 (TN). The provider is registered as an organization and their NPI record was last updated January 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Raleigh Green (Business Manager)

NPI
1891990289
Provider Name
TRI-CITY ONCOLOGY, P.C.
Entity Type
Organization
Location Address
1 MEDICAL PARK BLVD BRISTOL, TN 37620
Location Phone
(423) 224-2360
Mailing Address
1 MEDICAL PARK BLVD BRISTOL, TN 37620
Mailing Phone
(423) 844-2360
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-18-2007
Last Update Date
01-22-2026
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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 Radiation Oncology

Taxonomy Code
2085R0001X
Type
Allopathic & Osteopathic Physicians
License No.
10909
License State
TN
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

RALEIGH GREEN

Authorized Official Title
BUSINESS MANAGER
Authorized Official Phone
(423) 431-6197

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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 1891990289, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
9
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 9 → 18 → 9 9 → 18 → 9 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 8 + 9 + 0 + 2 + 1 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1891990289.

Other Providers at the Same Location


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

Pharmacy (Community/Retail Pharmacy)
1 MEDICAL PARK BLVD, SUITE 106-E
BRISTOL, TN 37620
Emergency Medicine
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Radiology (Diagnostic Radiology)
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Radiology (Diagnostic Radiology)
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Radiology (Diagnostic Radiology)
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Radiology (Diagnostic Radiology)
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Dentist (Oral and Maxillofacial Surgery)
1 MEDICAL PARK BLVD, SUITE 440 EAST
BRISTOL, TN 37620
Radiology (Diagnostic Radiology)
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Pharmacy Technician
1 MEDICAL PARK BLVD, SUITE 106-E
BRISTOL, TN 37620
Nurse Anesthetist, Certified Registered
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Orthopaedic Surgery
1 MEDICAL PARK BLVD, STE 300 E
BRISTOL, TN 37620
Orthopaedic Surgery
1 MEDICAL PARK BLVD, STE 300 E
BRISTOL, TN 37620
Dentist (Oral and Maxillofacial Surgery)
1 MEDICAL PARK BLVD, SUITE 440 EAST
BRISTOL, TN 37620
Pharmacist
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Pharmacist
1 MEDICAL PARK BLVD, SUITE 106E
BRISTOL, TN 37620
Radiology (Diagnostic Radiology)
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Emergency Medicine
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Emergency Medicine
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Emergency Medicine
1 MEDICAL PARK BLVD
BRISTOL, TN 37620
Physical Therapist
1 MEDICAL PARK BLVD
BRISTOL, TN 37620

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891990289, enumerated as an "organization" on June 18, 2007.

The provider is located at 1 MEDICAL PARK BLVD BRISTOL, TN 37620 and the phone number is (423) 224-2360.

Radiology with taxonomy code 2085R0001X and a focus in Radiation Oncology.