OAK RIDGE GASTROENTEROLOGY ASSOCIATES, PC
NPI 1154314615
Internal Medicine - Gastroenterology in Oak Ridge, TN

NPI Status: Active since August 30, 2005

Contact Information

988 OAK RIDGE TPKE
SUITE 200, PHYSICIANS PLAZA
OAK RIDGE, TN
ZIP 37830
Phone: (865) 483-4366
Fax: (865) 483-5957

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • CLIA Number: 44D0311981
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 02-21-2028

About OAK RIDGE GASTROENTEROLOGY ASSOCIATES, PC

This page provides the complete NPI Profile along with additional information for Oak Ridge Gastroenterology Associates, Pc, an internist established in Oak Ridge, Tennessee operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1154314615 assigned on August 2005. The practitioner's primary taxonomy code is 207RG0100X. The provider is registered as an organization and their NPI record was last updated 6 years ago. 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 Kenneth F Luckmann Md (President)

NPI
1154314615
Provider Name
OAK RIDGE GASTROENTEROLOGY ASSOCIATES, PC
Entity Type
Organization
Location Address
988 OAK RIDGE TPKE SUITE 200, PHYSICIANS PLAZA OAK RIDGE, TN 37830
Location Phone
(865) 483-4366
Location Fax
(865) 483-5957
Mailing Address
988 OAK RIDGE TPKE SUITE 200, PHYSICIANS PLAZA OAK RIDGE, TN 37830
Mailing Phone
(865) 483-4366
Mailing Fax
(865) 483-5957
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-30-2005
Last Update Date
08-22-2020
Code Navigator

An internist like Oak Ridge Gastroenterology Associates, Pc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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

KENNETH F LUCKMANN MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(865) 483-4366

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
44D0311981
Facility Type
Physician Office
Certificate Effective Date
February 22, 2026
Certificate Expiration Date
February 21, 2028
Laboratory Director
CHARLES ORTON
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Oak Ridge Gastroenterology Associates, Pc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1154314615, 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
1
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
4
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
Unchanged
Pos 9
1
Doubled → 2
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 5 → 10 → 1 3 → 6 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 6 + 1 + 8 + 6 + 2 + 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 1154314615.

Other Providers at the Same Location


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

Pharmacist (Pharmacotherapy)
988 OAK RIDGE TPKE
OAK RIDGE, TN 37830
Internal Medicine (Gastroenterology)
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA
OAK RIDGE, TN 37830
Internal Medicine (Gastroenterology)
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA
OAK RIDGE, TN 37830
Internal Medicine (Gastroenterology)
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA
OAK RIDGE, TN 37830
Psychiatry & Neurology (Neurology)
988 OAK RIDGE TPKE, SUITE 300
OAK RIDGE, TN 37830
Surgery
988 OAK RIDGE TPKE, SUITE 350
OAK RIDGE, TN 37830
Physician Assistant (Surgical)
988 OAK RIDGE TPKE, PHYSICIANS PLAZA, STE 350
OAK RIDGE, TN 37830
Nurse Practitioner (Family)
988 OAK RIDGE TPKE, SUITE L-50, PHYSICIANS PLAZA
OAK RIDGE, TN 37830
Nurse Practitioner
988 OAK RIDGE TPKE, SUITE 100
OAK RIDGE, TN 37830
Obstetrics & Gynecology
988 OAK RIDGE TPKE, SUITE 140
OAK RIDGE, TN 37830
Obstetrics & Gynecology
988 OAK RIDGE TPKE, SUITE 140
OAK RIDGE, TN 37830
Obstetrics & Gynecology
988 OAK RIDGE TPKE, SUITE 140
OAK RIDGE, TN 37830
Obstetrics & Gynecology
988 OAK RIDGE TPKE, SUITE 140
OAK RIDGE, TN 37830
Obstetrics & Gynecology
988 OAK RIDGE TPKE, SUITE 140
OAK RIDGE, TN 37830
Surgery (Vascular Surgery)
988 OAK RIDGE TPKE, SUITE 350
OAK RIDGE, TN 37830
Nurse Practitioner
988 OAK RIDGE TPKE, SUITE L-50
OAK RIDGE, TN 37830
Psychiatry & Neurology (Neurology)
988 OAK RIDGE TPKE, SUITE 300
OAK RIDGE, TN 37830
Internal Medicine (Gastroenterology)
988 OAK RIDGE TPKE, SUITE 200
OAK RIDGE, TN 37830
Physician Assistant
988 OAK RIDGE TPKE, SUITE 100
OAK RIDGE, TN 37830
Obstetrics & Gynecology
988 OAK RIDGE TPKE, SUITE 140
OAK RIDGE, TN 37830

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154314615, enumerated as an "organization" on August 30, 2005.

The provider is located at 988 OAK RIDGE TPKE SUITE 200, PHYSICIANS PLAZA OAK RIDGE, TN 37830 and the phone number is (865) 483-4366.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.