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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. Mark Tungesvik
๐ŸŽ—๏ธ
MDIndividual

Mark Tungesvik, MD

NPI: 1497723472
Columbia, MO
10 years of data
Hematology-Oncology
$18.0M
Total Payments
410
Beneficiaries
1.8M
Services
4.44x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$18.0M
Specialty median$339.6K

๐Ÿ“‹ Key Findings

1Billed $18.0M over 10 years
24.44x markup ratio (above median)
399th percentile in Hematology-Oncology by payments
4719 services/day โ€” physically implausible
5Payments surged 78% in 2016
617 procedures with >3x markup

โš ๏ธ This provider averages 719 services per working day โ€” physically unusual for an individual practitioner

Based on 1.8M total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $18.0M in total Medicare payments ranks in the 99th percentile of Hematology-Oncology providers nationally.

Averaging 719 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 822% 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

๐Ÿ“ˆ

Notable: Payments increased 78% in 2016

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

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$48.30$9.135.29x$39.17$356.0K39.0K31
2015$42.10$8.634.88x$33.47$561.3K65.1K36
2016$50.44$11.324.46x$39.12$999.1K88.3K38
2017$27.30$5.445.02x$21.86$1.3M240.2K41
2018$52.49$12.124.33x$40.37$1.9M159.5K45
2019$41.89$8.884.72x$33.01$1.7M186.0K46
2020$47.74$11.704.08x$36.04$2.0M174.7K40
2021$46.34$11.074.19x$35.27$3.0M268.4K44
2022$41.65$9.104.58x$32.55$2.9M315.9K46
2023$54.15$12.584.30x$41.57$3.3M260.9K43

Top Procedures (20)

J9271Injection, pembrolizumab, 1 mgโš  3.3x markup
$4.4M
106.8K services$41.55/svc3.32x markup
J9299Injection, nivolumab, 1 mgโš  3.3x markup
$2.1M
93.1K services$22.65/svc3.33x markup
J0897Injection, denosumab, 1 mgโš  3.5x markup
$1.6M
106.4K services$14.92/svc3.50x markup
J9035Injection, bevacizumab, 10 mgโš  3.4x markup
$1.0M
17.8K services$59.04/svc3.38x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$972.1K
12.0K services$81.07/svc2.76x markup
J0881Injection, darbepoetin alfa, 1 microgram (non-esrd use)โš  7.6x markup
$791.2K
286.7K services$2.76/svc7.60x markup
78815Nuclear medicine study from skull base to mid-thigh with ct scanโš  3.9x markup
$545.5K
585 services$932.53/svc3.87x markup
96413Administration of chemotherapy into vein, 1 hour or lessโš  7.3x markup
$474.2K
5.0K services$94.45/svc7.26x markup
J1568Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mgโš  4.8x markup
$464.5K
14.5K services$32.04/svc4.80x markup
J9022Injection, atezolizumab, 10 mgโš  3.4x markup
$452.8K
7.1K services$64.17/svc3.37x markup
99213Established patient office or other outpatient visit, 20-29 minutes
$347.9K
7.0K services$49.83/svc2.97x markup
J2505Injection, pegfilgrastim, 6 mgโš  5.3x markup
$317.9K
101 services$3.1K/svc5.35x markup
J9144Injection, daratumumab, 10 mg and hyaluronidase-fihjโš  3.6x markup
$265.9K
7.0K services$37.88/svc3.60x markup
J9173Injection, durvalumab, 10 mgโš  3.4x markup
$261.3K
4.2K services$62.22/svc3.40x markup
99215Established patient office or other outpatient visit, 40-54 minutes
$255.3K
2.3K services$113.13/svc2.66x markup
J9264Injection, paclitaxel protein-bound particles, 1 mgโš  3.9x markup
$238.6K
23.3K services$10.24/svc3.86x markup
J9305Injection, pemetrexed, not otherwise specified, 10 mgโš  3.5x markup
$216.8K
4.0K services$53.80/svc3.50x markup
Q5119Injection, rituximab-pvvr, biosimilar, (ruxience), 10 mgโš  4.3x markup
$206.4K
4.6K services$45.06/svc4.31x markup
J2469Injection, palonosetron hcl, 25 mcgโš  11.2x markup
$195.3K
18.5K services$10.55/svc11.22x markup
J1439Injection, ferric carboxymaltose, 1 mgโš  4.7x markup
$177.5K
204.8K services$0.87/svc4.74x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J9271Injection, pembrolizumab, 1 mg106.8K$4.4M$41.553.32x
J9299Injection, nivolumab, 1 mg93.1K$2.1M$22.653.33x
J0897Injection, denosumab, 1 mg106.4K$1.6M$14.923.50x
J9035Injection, bevacizumab, 10 mg17.8K$1.0M$59.043.38x
99214Established patient office or other outpatient visit, 30-39 minutes12.0K$972.1K$81.072.76x
J0881Injection, darbepoetin alfa, 1 microgram (non-esrd use)286.7K$791.2K$2.767.60x
78815Nuclear medicine study from skull base to mid-thigh with ct scan585$545.5K$932.533.87x
96413Administration of chemotherapy into vein, 1 hour or less5.0K$474.2K$94.457.26x
J1568Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg14.5K$464.5K$32.044.80x
J9022Injection, atezolizumab, 10 mg7.1K$452.8K$64.173.37x
99213Established patient office or other outpatient visit, 20-29 minutes7.0K$347.9K$49.832.97x
J2505Injection, pegfilgrastim, 6 mg101$317.9K$3.1K5.35x
J9144Injection, daratumumab, 10 mg and hyaluronidase-fihj7.0K$265.9K$37.883.60x
J9173Injection, durvalumab, 10 mg4.2K$261.3K$62.223.40x
99215Established patient office or other outpatient visit, 40-54 minutes2.3K$255.3K$113.132.66x
J9264Injection, paclitaxel protein-bound particles, 1 mg23.3K$238.6K$10.243.86x
J9305Injection, pemetrexed, not otherwise specified, 10 mg4.0K$216.8K$53.803.50x
Q5119Injection, rituximab-pvvr, biosimilar, (ruxience), 10 mg4.6K$206.4K$45.064.31x
J2469Injection, palonosetron hcl, 25 mcg18.5K$195.3K$10.5511.22x
J1439Injection, ferric carboxymaltose, 1 mg204.8K$177.5K$0.874.74x

Markup Analysis

Charge-to-Payment Ratio

4.44x

This provider submits charges 4.44 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.44x means for every $100 Medicare pays, this provider initially charges $444. This is higher than the national average.

Location

Columbia, MO

Provider Verification

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

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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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