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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. David Wenk
๐ŸŽ—๏ธ
MDIndividual

David Wenk, M.D.

NPI: 1508087297
Trinity, FL
10 years of data
Medical Oncology
$28.5M
Total Payments
569
Beneficiaries
2.7M
Services
3.28x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$28.5M
Specialty median$262.8K

๐Ÿ“‹ Key Findings

1Billed $28.5M over 10 years
23.28x markup ratio (above median)
399th percentile in Medical Oncology by payments
41.1K services/day โ€” physically implausible
514 procedures with >3x markup

โš ๏ธ This provider averages 1.1K services per working day โ€” physically unusual for an individual practitioner

Based on 2.7M total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $28.5M in total Medicare payments ranks in the 99th percentile of Medical Oncology providers nationally.

Averaging 1.1K services per working day raises questions about billing patterns.

Medicare payments to this provider grew 74% from 2014 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

Submitted Charges vs. Medicare Payments

Average per-service amounts submitted by the provider compared to what Medicare actually paid โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$28.93$8.843.27x$20.09$1.8M205.2K54
2015$26.95$8.713.09x$18.24$1.7M192.5K53
2016$27.09$8.863.06x$18.23$2.0M228.8K58
2017$31.00$10.043.09x$20.96$2.7M266.2K62
2018$35.12$10.723.28x$24.40$3.3M308.0K63
2019$35.58$11.193.18x$24.39$3.9M351.0K67
2020$30.78$9.543.23x$21.24$3.4M354.1K62
2021$32.27$9.583.37x$22.69$3.1M319.9K60
2022$42.30$12.253.45x$30.05$3.5M283.4K53
2023$54.61$15.323.56x$39.29$3.1M205.5K37

Top Procedures (20)

J9271Injection, pembrolizumab, 1 mgโš  3.1x markup
$8.0M
193.7K services$41.25/svc3.08x markup
J0897Injection, denosumab, 1 mg
$2.2M
150.3K services$14.35/svc2.79x markup
J2505Injection, pegfilgrastim, 6 mg
$1.9M
596 services$3.1K/svc2.65x markup
99214Established patient office or other outpatient visit, 30-39 minutesโš  3.3x markup
$1.7M
19.7K services$86.91/svc3.29x markup
J9299Injection, nivolumab, 1 mgโš  3.1x markup
$1.7M
78.8K services$21.63/svc3.12x markup
J0885Injection, epoetin alfa, (for non-esrd use), 1000 units
$1.6M
194.5K services$8.21/svc2.88x markup
78815Nuclear medicine study with ct imaging skull base to mid-thighโš  4.1x markup
$1.4M
1.6K services$914.28/svc4.09x markup
J9310Injection, rituximab, 100 mg
$1.0M
1.6K services$647.91/svc2.47x markup
96413Administration of chemotherapy into vein, 1 hour or lessโš  3.8x markup
$830.6K
8.0K services$104.30/svc3.84x markup
J9264Injection, paclitaxel protein-bound particles, 1 mgโš  3.1x markup
$749.9K
91.2K services$8.22/svc3.13x markup
J9035Injection, bevacizumab, 10 mg
$706.8K
13.1K services$54.16/svc2.79x markup
Q0138Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use)โš  3.6x markup
$651.5K
911.4K services$0.71/svc3.64x markup
J9312Injection, rituximab, 10 mgโš  3.2x markup
$545.9K
7.3K services$74.45/svc3.21x markup
A9552Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries
$537.3K
1.4K services$375.47/svc1.74x markup
Q5119Injection, rituximab-pvvr, biosimilar, (ruxience), 10 mgโš  5.0x markup
$440.8K
11.9K services$37.00/svc4.96x markup
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell countโš  3.2x markup
$236.7K
26.5K services$8.95/svc3.24x markup
J2469Injection, palonosetron hcl, 25 mcgโš  4.5x markup
$203.1K
21.1K services$9.65/svc4.55x markup
99213Established patient office or other outpatient visit, 20-29 minutesโš  3.4x markup
$183.2K
3.1K services$58.26/svc3.42x markup
96365Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or lessโš  3.5x markup
$176.2K
3.3K services$52.89/svc3.54x markup
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutesโš  3.1x markup
$173.8K
1.1K services$160.20/svc3.11x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J9271Injection, pembrolizumab, 1 mg193.7K$8.0M$41.253.08x
J0897Injection, denosumab, 1 mg150.3K$2.2M$14.352.79x
J2505Injection, pegfilgrastim, 6 mg596$1.9M$3.1K2.65x
99214Established patient office or other outpatient visit, 30-39 minutes19.7K$1.7M$86.913.29x
J9299Injection, nivolumab, 1 mg78.8K$1.7M$21.633.12x
J0885Injection, epoetin alfa, (for non-esrd use), 1000 units194.5K$1.6M$8.212.88x
78815Nuclear medicine study with ct imaging skull base to mid-thigh1.6K$1.4M$914.284.09x
J9310Injection, rituximab, 100 mg1.6K$1.0M$647.912.47x
96413Administration of chemotherapy into vein, 1 hour or less8.0K$830.6K$104.303.84x
J9264Injection, paclitaxel protein-bound particles, 1 mg91.2K$749.9K$8.223.13x
J9035Injection, bevacizumab, 10 mg13.1K$706.8K$54.162.79x
Q0138Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use)911.4K$651.5K$0.713.64x
J9312Injection, rituximab, 10 mg7.3K$545.9K$74.453.21x
A9552Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries1.4K$537.3K$375.471.74x
Q5119Injection, rituximab-pvvr, biosimilar, (ruxience), 10 mg11.9K$440.8K$37.004.96x
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count26.5K$236.7K$8.953.24x
J2469Injection, palonosetron hcl, 25 mcg21.1K$203.1K$9.654.55x
99213Established patient office or other outpatient visit, 20-29 minutes3.1K$183.2K$58.263.42x
96365Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less3.3K$176.2K$52.893.54x
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes1.1K$173.8K$160.203.11x

Markup Analysis

Charge-to-Payment Ratio

3.28x

This provider submits charges 3.28 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.28x means for every $100 Medicare pays, this provider initially charges $328. This is higher than the national average.

Location

Trinity, FL

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

Similar Providers

Other Medical Oncology providers in FL for peer comparison.

David Wenk (you)
$28.5M
Jay Wang, M.D.โš ๏ธ
$45.2M
Ahmed Al-Hazzouri, M.D.
$44.2M
Thomas Niederman, MD,PHD
$34.7M
Brian Berry, M.D., PHD
$34.0M
Patrick Acevedo, M.D.
$33.8M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Jay Wang, M.D.Naples, FL$45.2Mโš ๏ธ Flagged
Ahmed Al-Hazzouri, M.D.Clermont, FL$44.2Mโœ“ Clear
Thomas Niederman, MD,PHDBoynton Beach, FL$34.7Mโœ“ Clear
Brian Berry, M.D., PHDBradenton, FL$34.0Mโœ“ Clear
Patrick Acevedo, M.D.Ocala, FL$33.8Mโœ“ Clear

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Data Sources

  • โ€ข Centers for Medicare & Medicaid Services (CMS)
  • โ€ข Medicare Provider Utilization and Payment Data (2014-2023)
  • โ€ข National Plan and Provider Enumeration System (NPPES)

Last Updated: February 2026 (data through 2023, the latest CMS release)

Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.

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