DoctorsProofNPPES directory · verify at state boards

Internal Medicine in Columbus, WI

6 verified internal medicine doctors in Columbus.

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 Wisconsin Medical Examining Board

Dr. Samuel Poser, MD

Internal Medicine

21 yrs NPPES
NPI 1346243821
635 PARK AVE, Columbus, WI 53925(920) 623-5000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $882.77 (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.

$882.77

Total received

57

Transactions

16

Paying companies

Top paying companies

Pfizer Inc.$217.59
Dexcom, Inc.$108.88
Boehringer Ingelheim Pharmaceuticals, Inc.$93.12
Lilly USA, LLC$76.34
E.R. Squibb & Sons, L.L.C.$48.77
Novo Nordisk Inc$48.42

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 Samuel Poser do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Nazi Khan, MD

Internal Medicine

20 yrs NPPES
NPI 1225004245
1511 PARK AVE, Columbus, WI 53925(920) 623-5226
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $122.36 (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.

$122.36

Total received

2

Transactions

2

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$77.28
GlaxoSmithKline, LLC.$45.08

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 77th percentile of that group.

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

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

Dr. Bruce Kraus, MD

Internal Medicine

20 yrs NPPES
NPI 1659338150
1515 PARK AVE, Columbus, WI 53925(920) 623-2200
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. Jean Carstensen, MD

Internal Medicine

19 yrs NPPES
NPI 1467655613
1513 PARK AVE FL 1, Columbus, WI 53925(920) 623-9611
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. Ernest Lee, MD

Internal Medicine

17 yrs NPPES
NPI 1902034812
1515 PARK AVE, Columbus, WI 53925(920) 623-2200
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. Asghar Marwat, MD

Internal Medicine

10 yrs NPPES
NPI 1942651955
1515 PARK AVE, Columbus, WI 53925(920) 623-1200
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $31.81 (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.

$31.81

Total received

2

Transactions

2

Paying companies

Top paying companies

CSL Behring$16.00
E.R. Squibb & Sons, L.L.C.$15.81

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 69th percentile of that group.

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

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

Internal Medicine in Columbus, WI — Verified | DoctorsProof | DoctorsProof