DoctorsProofNPPES directory · verify at state boards

Internal Medicine in O Fallon, MO

20 verified internal medicine doctors in O Fallon.

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 Missouri Board of Registration for the Healing Arts

Dr. Gregory Genova, MD

Internal Medicine

21 yrs NPPES
NPI 1750377941
5551 WINGHAVEN BLVD STE 250, O Fallon, MO 63368(636) 685-7724
NPPES public registry
CMS Open Payments· $14.83 (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.

$14.83

Total received

1

Transactions

1

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$14.83

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 64th percentile of that group.

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

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

Dr. Neal Holzum, MD

Internal Medicine

20 yrs NPPES
NPI 1326011271
2 PROGRESS POINT CT, STE 101A, O Fallon, MO 63368(636) 236-9945
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. Gary Gray, MD

Internal Medicine

20 yrs NPPES
NPI 1497729826
5551 WINGHAVEN BLVD, STE 290, O Fallon, MO 63368(636) 695-2575
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. Naman Ghazal-Albar, MD

Internal Medicine

20 yrs NPPES
NPI 1639144785
5551 WINGHAVEN BLVD, SUITE 260, O Fallon, MO 63368(636) 200-3811
NPPES public registry
CMS Open Payments· $1,176 (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.

$1,176

Total received

23

Transactions

10

Paying companies

Top paying companies

Abbott Laboratories$718.02
Boehringer Ingelheim Pharmaceuticals, Inc.$125.00
AstraZeneca Pharmaceuticals LP$112.05
Lilly USA, LLC$67.20
Pfizer Inc.$45.92
Janssen Biotech, Inc.$32.90

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 Naman Ghazal-Albar do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Geraldine Ryan, MD

Internal Medicine

20 yrs NPPES
NPI 1689640609
9426 PHOENIX VILLAGE PKWY, O Fallon, MO 63368(636) 561-5999
NPPES public registry
CMS Open Payments· $363.43 (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.

$363.43

Total received

18

Transactions

12

Paying companies

Top paying companies

AbbVie Inc.$70.00
Lilly USA, LLC$46.83
GlaxoSmithKline, LLC.$37.53
AstraZeneca Pharmaceuticals LP$36.46
Novo Nordisk Inc$33.27
OptiNose US, Inc.$31.53

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 ranks around the 86th percentile of that group.

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

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

Dr. Jyotirmaya Nanda, MD

Internal Medicine

20 yrs NPPES
NPI 1629039714
1101 HIGHWAY K, O Fallon, MO 63366(636) 379-8138
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. Kevin Weikart, MD

Internal Medicine

20 yrs NPPES
NPI 1902864986
1002 PERUQUE CROSSING CT, SUITE 101, O Fallon, MO 63366(636) 294-5900
NPPES public registry
CMS Open Payments· $2,593 (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.

$2,593

Total received

44

Transactions

19

Paying companies

Top paying companies

Corcept Therapeutics$487.05
GlaxoSmithKline, LLC.$284.41
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.)$250.69
AstraZeneca Pharmaceuticals LP$208.29
Nevro Corp.$203.03
Sumitomo Pharma America, Inc.$196.85

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 96% of that group — among the highest recipients.

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

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

Dr. Rajiv Sadana, MD

Internal Medicine

20 yrs NPPES
NPI 1669423034
844 WATERBURY FALLS DRIVE, ST CHARLES CBOC, O'Fallon, MO 63368(314) 289-7676
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. Nadia Zia, MD

Internal Medicine

20 yrs NPPES
NPI 1134164825
2 PROGRESS POINT CT, O Fallon, MO 63368(314) 317-0600
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. Matthew Meier, MD

Internal Medicine

20 yrs NPPES
NPI 1578574372
1002 PERUQUE CROSSING CT, SUITE 102, O Fallon, MO 63366(636) 294-5757
NPPES public registry
CMS Open Payments· $1,986 (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.

$1,986

Total received

53

Transactions

16

Paying companies

Top paying companies

Novo Nordisk Inc$307.47
Corcept Therapeutics$233.96
GlaxoSmithKline, LLC.$204.93
Nevro Corp.$203.03
AstraZeneca Pharmaceuticals LP$202.65
Sumitomo Pharma America, Inc.$156.38

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 95% of that group — among the highest recipients.

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

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

Dr. Brian Grus, MD

Internal Medicine

20 yrs NPPES
NPI 1053421065
20 PROGRESS POINT PKWY STE 108, O Fallon, MO 63368(636) 344-2400
NPPES public registry
CMS Open Payments· $178.35 (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.

$178.35

Total received

11

Transactions

4

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$80.94
Lilly USA, LLC$54.04
Pfizer Inc.$28.59
Amgen Inc.$14.78

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 81th percentile of that group.

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

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

Dr. Saadia Raza, MD

Internal Medicine

20 yrs NPPES
NPI 1285727461
6704 KEATON CORP PKWY, O Fallon, MO 63368(636) 300-9596
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. Amy Davis, MD

Internal Medicine

19 yrs NPPES
NPI 1245453844
1008 ROCK CREEK ELEMENTARY SCHOOL DR, O Fallon, MO 63366(636) 281-4410
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. Jessica Barks, DO

Internal Medicine

18 yrs NPPES
NPI 1720252190
6698 KEATON CORPORATE PKWY, SUITE 101, O Fallon, MO 63368(636) 928-0215
NPPES public registry
CMS Open Payments· $15.55 (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.

$15.55

Total received

1

Transactions

1

Paying companies

Top paying companies

Cumberland Pharmaceuticals, Inc.$15.55

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 64th percentile of that group.

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

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

Dr. Jamie Tueth, DO

Internal Medicine

17 yrs NPPES
NPI 1619100989
20 PROGRESS POINT PKWY, STE 108, O Fallon, MO 63368(636) 344-2400
NPPES public registry
CMS Open Payments· $227.92 (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.

$227.92

Total received

15

Transactions

5

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$111.44
Pfizer Inc.$58.04
Novo Nordisk Inc$28.45
Lilly USA, LLC$17.00
Boehringer Ingelheim Pharmaceuticals, Inc.$12.99

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 83th percentile of that group.

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

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

Dr. Daniela Blum Morales, MD

Internal Medicine

11 yrs NPPES
NPI 1730561069
2223 TECHNOLOGY DR STE 40, O Fallon, MO 63368(636) 755-4400
NPPES public registry
CMS Open Payments· $1,320 (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.

$1,320

Total received

79

Transactions

20

Paying companies

Top paying companies

Lilly USA, LLC$260.97
Pfizer Inc.$167.21
Novo Nordisk Inc$149.76
Amgen Inc.$99.78
AstraZeneca Pharmaceuticals LP$77.69
GlaxoSmithKline, LLC.$69.85

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 Daniela Blum Morales do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Kent Alexander Cassmeyer, MD

Internal Medicine

10 yrs NPPES
NPI 1417307505
300 WINDING WOODS DR STE 214, O Fallon, MO 63366(636) 614-3289
NPPES public registry
CMS Open Payments· $1,077 (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.

$1,077

Total received

53

Transactions

13

Paying companies

Top paying companies

AbbVie Inc.$256.53
Lilly USA, LLC$201.95
AstraZeneca Pharmaceuticals LP$131.89
GlaxoSmithKline, LLC.$101.96
Novo Nordisk Inc$87.69
Boehringer Ingelheim Pharmaceuticals, Inc.$72.06

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 92% of that group — among the highest recipients.

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

Payments to Kent Alexander Cassmeyer do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Alan Steube, DO

Internal Medicine

5 yrs NPPES
NPI 1740857457
2223 TECHNOLOGY DR STE 40, O Fallon, MO 63368(636) 755-4400
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. Kevin Yin, MD

Internal Medicine

4 yrs NPPES
NPI 1689311011
2223 TECHNOLOGY DR STE 35, O Fallon, MO 63368(636) 561-5999
NPPES public registry
CMS Open Payments· $31.90 (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.

$31.90

Total received

1

Transactions

1

Paying companies

Top paying companies

CSL Behring$31.90

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 69th percentile of that group.

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

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

Dr. Aaron Steimel, DO

Internal Medicine

3 yrs NPPES
NPI 1659067874
20 PROGRESS POINT PKWY STE 108, O Fallon, MO 63368(636) 344-2400
NPPES public registry
CMS Open Payments· $27.81 (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.

$27.81

Total received

1

Transactions

1

Paying companies

Top paying companies

Regeneron Healthcare Solutions, Inc.$27.81

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 Aaron Steimel do not imply any wrongdoing. Many are meals, education, or research support.

Internal Medicine in O Fallon, MO — Verified | DoctorsProof | DoctorsProof