Internal Medicine in Ballwin, MO
10 verified internal medicine doctors in Ballwin.
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. James Ketchum, MD
Internal Medicine
CMS Open Payments· $863.79 (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.
$863.79
Total received
46
Transactions
13
Paying companies
Top paying companies
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 James Ketchum do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Michael Schoenwalder, DO
Internal Medicine
CMS Open Payments· $45.99 (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.
$45.99
Total received
3
Transactions
2
Paying companies
Top paying companies
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 71th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Michael Schoenwalder do not imply any wrongdoing. Many are meals, education, or research support.
Dr. David Schlitt, MD
Internal Medicine
CMS Open Payments· $384.65 (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.
$384.65
Total received
22
Transactions
12
Paying companies
Top paying companies
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 David Schlitt do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Christine Sigman, MD
Internal Medicine
CMS Open Payments· $518.47 (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.
$518.47
Total received
18
Transactions
8
Paying companies
Top paying companies
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 Christine Sigman do not imply any wrongdoing. Many are meals, education, or research support.
Dr. David Schoenwalder, MD
Internal Medicine
CMS Open Payments· $27.75 (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.
$27.75
Total received
2
Transactions
1
Paying companies
Top paying companies
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 David Schoenwalder do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Binwant Singh, MD
Internal Medicine
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. Sarah Davis, MD
Internal Medicine
CMS Open Payments· $28.65 (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.
$28.65
Total received
1
Transactions
1
Paying companies
Top paying companies
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 Sarah Davis do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Phan Saligrama, MD
Internal Medicine
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. Azra Niaz, MD
Internal Medicine
CMS Open Payments· $85.31 (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.
$85.31
Total received
5
Transactions
3
Paying companies
Top paying companies
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 75th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Azra Niaz do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Kathryn Harvey-Feldewerth, DO
Internal Medicine
CMS Open Payments· $257.67 (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.
$257.67
Total received
11
Transactions
6
Paying companies
Top paying companies
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 84th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Kathryn Harvey-Feldewerth do not imply any wrongdoing. Many are meals, education, or research support.