DoctorsProofNPPES directory · verify at state boards

Internal Medicine in Oak Ridge, TN

29 verified internal medicine doctors in Oak Ridge.

Internists specialize in the prevention, diagnosis, and treatment of adult diseases, often coordinating complex or chronic conditions across multiple systems.

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. Ellen Liuzza, MD

Internal Medicine

21 yrs NPPES
NPI 1437158920
100 VERMONT AVE, Oak Ridge, TN 37830(865) 482-1777
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $16.21 (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.

$16.21

Total received

1

Transactions

1

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$16.21

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 65th percentile of that group.

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

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

Dr. Michael Henderson, MD

Internal Medicine

20 yrs NPPES
NPI 1639125495
801 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 483-3172
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,219 (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.

$1,219

Total received

71

Transactions

19

Paying companies

Top paying companies

Pfizer Inc.$229.43
GlaxoSmithKline, LLC.$218.20
AbbVie Inc.$190.66
Abbott Laboratories$94.38
Otsuka America Pharmaceutical, Inc.$71.82
Lilly USA, LLC$62.09

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.

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

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

Dr. Srini Eranki, MD

Internal Medicine

20 yrs NPPES
NPI 1205873007
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 481-1000
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. Nawras Baban, MD

Internal Medicine

20 yrs NPPES
NPI 1225075021
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 481-1000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $488.91 (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.

$488.91

Total received

5

Transactions

4

Paying companies

Top paying companies

ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$137.63
UCB, Inc.$122.59
Alexion Pharmaceuticals, Inc.$121.87
Smith+Nephew, Inc.$106.82

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 88th percentile of that group.

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

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

Dr. Erik Petersen, DO

Internal Medicine

20 yrs NPPES
NPI 1699716910
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 481-1000
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. Christopher Frost, MD

Internal Medicine

20 yrs NPPES
NPI 1881635928
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 481-1000
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. Helen Bidawid, MD

Internal Medicine

20 yrs NPPES
NPI 1114968856
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 481-1000
NPPES public registry
CMS Open Payments· $24.37 (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.

$24.37

Total received

1

Transactions

1

Paying companies

Top paying companies

Alkermes, Inc.$24.37

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 68th percentile of that group.

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

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

Dr. Arnold Bridges, MD

Internal Medicine

20 yrs NPPES
NPI 1831131887
990 OAK RIDGE TPKE, OAK RIDGE, Oak Ridge, TN 37830(865) 481-1000
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. Daniel Duzan, MD

Internal Medicine

20 yrs NPPES
NPI 1518900091
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 488-1100
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. Robert Perkerson, MD

Internal Medicine

20 yrs NPPES
NPI 1497798680
990 OAK RIDGE TPKE, MMG OFFICE C/O METHODIST MEDICAL CENTER, Oak Ridge, TN 37830(865) 835-4304
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. James Giles, MD

Internal Medicine

20 yrs NPPES
NPI 1487681466
801 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 483-3172
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. Kimberly Russell, MD

Internal Medicine

20 yrs NPPES
NPI 1194753293
300 LABORATORY RD, Oak Ridge, TN 37830(865) 482-7698
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. Wesley Hayes, MD

Internal Medicine

20 yrs NPPES
NPI 1780603084
801 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 483-3172
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $866.45 (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.

$866.45

Total received

49

Transactions

16

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$218.19
Pfizer Inc.$145.82
Abbott Laboratories$94.39
AbbVie Inc.$93.51
Boehringer Ingelheim Pharmaceuticals, Inc.$51.57
Novo Nordisk Inc$51.53

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 91% of that group — among the highest recipients.

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

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

Dr. Rakesh Vohra, MD

Internal Medicine

20 yrs NPPES
NPI 1457362659
80 VERMONT AVE, Oak Ridge, TN 37830(865) 482-4078
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $9,471 (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.

$9,471

Total received

5

Transactions

4

Paying companies

Top paying companies

Boehringer Ingelheim Pharma GmbH & Co.KG$3,253
CSL Behring$3,000
Amgen Inc.$1,622
Boehringer Ingelheim International GmbH$1,596

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 97% of that group — among the highest recipients.

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

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

Dr. Daniel Niendorff, MD

Internal Medicine

20 yrs NPPES
NPI 1700968732
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-1000
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. David Wehrly, MD

Internal Medicine

19 yrs NPPES
NPI 1184843716
107 NATHAN LN, Oak Ridge, TN 37830(865) 482-3666
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. Julia Monahan, DO

Internal Medicine

18 yrs NPPES
NPI 1487814414
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-1000
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. Aaron Smyth, DO

Internal Medicine

18 yrs NPPES
NPI 1053575357
801 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 483-3172
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $77.28 (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.

$77.28

Total received

5

Transactions

4

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$32.68
Medtronic, Inc.$16.00
Inspire Medical Systems, Inc.$15.05
Inogen, Inc.$13.55

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 74th percentile of that group.

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

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

Dr. Ryan Wassenaar, DO

Internal Medicine

18 yrs NPPES
NPI 1457516288
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-4304
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. Venkata Gourineni, MD

Internal Medicine

17 yrs NPPES
NPI 1972733616
988 OAK RIDGE TPKE, SUITE 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. Owaisur Rahman, MD

Internal Medicine

16 yrs NPPES
NPI 1992016364
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-4304
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. Chukwuma Umunakwe, MD

Internal Medicine

14 yrs NPPES
NPI 1013276815
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(202) 841-5854
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. Niva Misra Sammons, MD

Internal Medicine

13 yrs NPPES
NPI 1679910137
801 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 483-3172
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,225 (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.

$1,225

Total received

66

Transactions

20

Paying companies

Top paying companies

AbbVie Inc.$257.99
GlaxoSmithKline, LLC.$215.23
Pfizer Inc.$143.08
Abbott Laboratories$94.38
Novo Nordisk Inc$75.35
Otsuka America Pharmaceutical, Inc.$59.41

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.

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

Payments to Niva Misra Sammons do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Trena Stoute, MD

Internal Medicine

13 yrs NPPES
NPI 1588003719
200 NEW YORK AVE STE 200, Oak Ridge, TN 37830(865) 835-5400
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $24.00 (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.

$24.00

Total received

1

Transactions

1

Paying companies

Top paying companies

Genmab U.S., Inc.$24.00

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 68th percentile of that group.

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

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

Dr. Heather Stooksbury, DO

Internal Medicine

11 yrs NPPES
NPI 1518346402
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-1000
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. Justin Harrell, DO

Internal Medicine

8 yrs NPPES
NPI 1346744323
80 VERMONT AVE, Oak Ridge, TN 37830(865) 482-4078
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $628.18 (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.

$628.18

Total received

27

Transactions

12

Paying companies

Top paying companies

ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$219.92
Biosense Webster, Inc.$82.58
United Therapeutics Corporation$54.25
E.R. Squibb & Sons, L.L.C.$51.85
Boston Scientific Corporation$48.46
Amgen Inc.$38.25

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 89th percentile of that group.

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

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

Dr. Jefferson Gillum, DO

Internal Medicine

8 yrs NPPES
NPI 1891290656
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-4304
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. Hiteshwar Mangat, MD

Internal Medicine

6 yrs NPPES
NPI 1497374276
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-1000
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. Aathi Lakshmi Mariappan, MD

Internal Medicine

6 yrs NPPES
NPI 1023635224
990 OAK RIDGE TPKE, Oak Ridge, TN 37830(865) 835-1000
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.

Internal Medicine in Oak Ridge, TN — Verified | DoctorsProof | DoctorsProof