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Geriatric Medicine in Florissant, MO

1 verified geriatric medicine doctor in Florissant.

Geriatricians provide comprehensive primary and specialty care tailored to older adults.

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. William Knapp, DO

Geriatric Medicine

21 yrs NPPES
NPI 1023099140
2137 CHARBONIER RD STE B, Florissant, MO 63031(314) 831-0181
NPPES public registry
CMS Open Payments· $539.03 (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.

$539.03

Total received

30

Transactions

11

Paying companies

Top paying companies

AbbVie Inc.$141.65
GlaxoSmithKline, LLC.$72.90
Lilly USA, LLC$63.15
Novo Nordisk Inc$62.42
Boehringer Ingelheim Pharmaceuticals, Inc.$45.54
Amgen Inc.$45.21

Among the 1,695 geriatric medicine doctors we've analyzed, about 29% received any industry payment (median $122 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 geriatric medicine doctors.

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

Geriatric Medicine in Florissant, MO — Verified | DoctorsProof | DoctorsProof