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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.
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Methodology•Download Data
  1. Home
  2. Providers
  3. Zdenko Korunda
⚕️
MDIndividual

Zdenko Korunda, M.D.

NPI: 1104876861
Naples, FL
10 years of data
Interventional Pain Management
$10.7M
Total Payments
73.1K
Beneficiaries
151.1K
Services
2.22x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$10.7M
Specialty median$206.2K

📋 Key Findings

1Billed $10.7M over 10 years
22.22x markup ratio (above median)
399th percentile in Interventional Pain Management by payments
460 services/day — unusually high
52 procedures with >3x markup

This provider averages 60 services per working day

Based on 151.1K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $10.7M in total Medicare payments ranks in the 99th percentile of Interventional Pain Management providers nationally.

Averaging 60 services per working day raises questions about billing patterns.

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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$127.60$67.361.89x$60.24$905.9K19.1K7.7K
2015$134.12$67.271.99x$66.85$1.0M24.1K10.3K
2016$170.87$93.171.83x$77.70$953.4K13.4K5.5K
2017$200.18$116.351.72x$83.83$1.1M13.2K6.5K
2018$207.61$116.311.78x$91.30$1.1M13.1K6.6K
2019$188.15$98.001.92x$90.15$1.3M16.9K8.1K
2020$212.89$105.042.03x$107.85$980.2K12.7K6.3K
2021$240.19$114.172.10x$126.02$1.0M12.4K6.2K
2022$327.02$125.442.61x$201.58$1.1M12.1K7.5K
2023$332.83$99.493.35x$233.34$1.3M14.0K8.4K

Top Procedures (20)

99214Established patient office or other outpatient, visit typically 25 minutes
$2.3M
25.2K services$91.57/svc2.06x markup
64483Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidance
$809.8K
3.9K services$205.59/svc1.93x markup
G0482Drug test def 15-21 classes
$746.1K
3.9K services$189.90/svc2.06x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$673.3K
10.6K services$63.71/svc1.98x markup
G0483Drug test def 22+ classes
$522.5K
2.3K services$228.58/svc1.89x markup
80307Testing for presence of drug⚠ 3.4x markup
$515.6K
7.9K services$65.15/svc3.40x markup
99215Established patient office or other outpatient, visit typically 40 minutes
$493.8K
3.7K services$132.10/svc2.48x markup
64445Injection of anesthetic agent, sciatic nerve
$355.7K
2.5K services$140.81/svc1.94x markup
64484Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidance
$309.7K
3.6K services$85.80/svc2.04x markup
76942Ultrasonic guidance imaging supervision and interpretation for insertion of needle
$307.3K
6.1K services$50.72/svc1.97x markup
G0431Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter
$258.8K
2.7K services$96.44/svc2.64x markup
G0481Drug test def 8-14 classes⚠ 3.3x markup
$249.6K
1.6K services$152.35/svc3.28x markup
64493Injections of lower or sacral spine facet joint using imaging guidance
$243.9K
1.3K services$182.69/svc2.12x markup
99204New patient office or other outpatient visit, typically 45 minutes
$213.6K
1.6K services$134.44/svc1.93x markup
64490Injections of upper or middle spine facet joint using imaging guidance
$192.8K
1.0K services$190.18/svc1.96x markup
97110Therapeutic exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes
$190.9K
8.9K services$21.47/svc2.48x markup
64635Destruction of lower or sacral spinal facet joint nerves using imaging guidance
$159.1K
475 services$334.92/svc2.44x markup
97140Manual (physical) therapy techniques to 1 or more regions, each 15 minutes
$128.3K
7.0K services$18.29/svc2.46x markup
64494Injections of lower or sacral spine facet joint using imaging guidance
$126.5K
1.3K services$95.11/svc2.09x markup
G0479Drug tests(s), presumptive, any number of drug classes; any number of devices or procedures by instrumented chemistry analyzers utilizing immunoassay, enzyme assay, TOF, MALDI, LDTD, DESI, DART, GHPC, GC mass spectrometry), includes sample validation when
$102.4K
1.3K services$77.17/svc1.24x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99214Established patient office or other outpatient, visit typically 25 minutes25.2K$2.3M$91.572.06x
64483Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidance3.9K$809.8K$205.591.93x
G0482Drug test def 15-21 classes3.9K$746.1K$189.902.06x
99213Established patient office or other outpatient visit, typically 15 minutes10.6K$673.3K$63.711.98x
G0483Drug test def 22+ classes2.3K$522.5K$228.581.89x
80307Testing for presence of drug7.9K$515.6K$65.153.40x
99215Established patient office or other outpatient, visit typically 40 minutes3.7K$493.8K$132.102.48x
64445Injection of anesthetic agent, sciatic nerve2.5K$355.7K$140.811.94x
64484Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidance3.6K$309.7K$85.802.04x
76942Ultrasonic guidance imaging supervision and interpretation for insertion of needle6.1K$307.3K$50.721.97x
G0431Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter2.7K$258.8K$96.442.64x
G0481Drug test def 8-14 classes1.6K$249.6K$152.353.28x
64493Injections of lower or sacral spine facet joint using imaging guidance1.3K$243.9K$182.692.12x
99204New patient office or other outpatient visit, typically 45 minutes1.6K$213.6K$134.441.93x
64490Injections of upper or middle spine facet joint using imaging guidance1.0K$192.8K$190.181.96x
97110Therapeutic exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes8.9K$190.9K$21.472.48x
64635Destruction of lower or sacral spinal facet joint nerves using imaging guidance475$159.1K$334.922.44x
97140Manual (physical) therapy techniques to 1 or more regions, each 15 minutes7.0K$128.3K$18.292.46x
64494Injections of lower or sacral spine facet joint using imaging guidance1.3K$126.5K$95.112.09x
G0479Drug tests(s), presumptive, any number of drug classes; any number of devices or procedures by instrumented chemistry analyzers utilizing immunoassay, enzyme assay, TOF, MALDI, LDTD, DESI, DART, GHPC, GC mass spectrometry), includes sample validation when1.3K$102.4K$77.171.24x

Markup Analysis

Charge-to-Payment Ratio

2.22x

This provider submits charges 2.22 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.22x means for every $100 Medicare pays, this provider initially charges $222. This is higher than the national average.

Location

Naples, FL

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

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • 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.

Believe this data is inaccurate? Dispute this data