DoctorsProofNPPES directory · verify at state boards

Gastroenterology in Oak Ridge, TN

9 verified gastroenterology doctors in Oak Ridge.

Gastroenterologists specialize in the digestive system, treating conditions of the stomach, intestines, liver, and pancreas.

NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.

Verify a license at the Tennessee Board of Medical Examiners

Dr. Ronald Wray, MD

Gastroenterology

21 yrs NPPES
NPI 1184617649
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA, Oak Ridge, TN 37830(865) 483-4366
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Kenneth Luckmann, MD

Gastroenterology

21 yrs NPPES
NPI 1679566210
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA, Oak Ridge, TN 37830(865) 483-4366
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Phillip Ricks, MD

Gastroenterology

21 yrs NPPES
NPI 1467445015
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA, Oak Ridge, TN 37830(865) 483-4366
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Clement Block, MD

Gastroenterology

21 yrs NPPES
NPI 1528051174
988 OAK RIDGE TURNPIKE, ST 200, PHYSICIANS PLAZA, Oak Ridge, TN 37830(865) 483-4366
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Charles Gholson, MD

Gastroenterology

21 yrs NPPES
NPI 1932192499
988 OAK RIDGE TPKE, SUITE 200, PHYSICIANS PLAZA, Oak Ridge, TN 37830(865) 483-4366
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Charles Orton, MD

Gastroenterology

16 yrs NPPES
NPI 1316262777
988 OAK RIDGE TPKE, STE 200, Oak Ridge, TN 37830(865) 483-4366
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Allison Locke, MD

Gastroenterology

15 yrs NPPES
NPI 1518256148
988 OAK RIDGE TPKE STE 200, Oak Ridge, TN 37830(865) 483-4366
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Ahmad Abu-Heija, MD

Gastroenterology

10 yrs NPPES
NPI 1134574072
988 OAK RIDGE TURNPIKE, SUITE 200, Oak Ridge, TN 37830(865) 483-4366
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $117.16 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$117.16

Total received

7

Transactions

3

Paying companies

Top paying companies

Gilead Sciences, Inc.$48.79
AbbVie Inc.$37.84
Ardelyx, Inc.$30.53

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 49th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Ahmad Abu-Heija do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Zachary Sherrill, DO

Gastroenterology

8 yrs NPPES
NPI 1942704689
988 OAK RIDGE TPKE STE 200, Oak Ridge, TN 37830(865) 483-4366
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $13.56 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$13.56

Total received

1

Transactions

1

Paying companies

Top paying companies

Nestle HealthCare Nutrition Inc.$13.56

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 37th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Zachary Sherrill do not imply any wrongdoing. Many are meals, education, or research support.

Gastroenterology in Oak Ridge, TN — Verified | DoctorsProof | DoctorsProof