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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
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Methodology•Download Data
  1. Home
  2. Providers
  3. Ryan Houk
❤️
MDIndividual

Ryan Houk, M.D.

NPI: 1053640003
Naples, FL
7 years of data
Cardiology
$8.8M
Total Payments
36.5K
Beneficiaries
42.3K
Services
2.58x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$8.8M
Specialty median$193.1K

📋 Key Findings

1Billed $8.8M over 7 years
22.58x markup ratio (above median)
399th percentile in Cardiology by payments
4Payments surged 290% in 2018
✓ No flags detected

🔎 Data Analysis

This provider's $8.8M in total Medicare payments ranks in the 99th percentile of Cardiology providers nationally.

Medicare payments to this provider grew 666% from 2017 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

📈

Notable: Payments increased 290% in 2018

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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2017$409.23$162.642.52x$246.59$267.9K1.4K1.3K
2018$351.80$133.472.64x$218.33$1.0M5.3K4.8K
2019$370.04$140.142.64x$229.90$910.6K5.3K4.3K
2020$418.22$162.552.57x$255.67$1.5M6.6K5.8K
2021$419.12$162.522.58x$256.60$1.5M7.6K6.6K
2022$506.49$198.512.55x$307.98$1.5M7.3K6.3K
2023$498.49$189.092.64x$309.40$2.1M8.8K7.4K

Top Procedures (20)

78431Multiple nuclear medicine studies of blood flow in heart muscle at rest and with stress, with concurrently acquired ct transmission scan
$3.9M
2.0K services$2.0K/svc2.55x markup
78492Nuclear medicine study heart muscle at rest and/or stress multiple studies
$1.2M
988 services$1.2K/svc2.51x markup
A9555Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries
$935.3K
3.0K services$313.95/svc2.56x markup
93306Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function
$711.9K
6.0K services$118.80/svc2.65x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$630.8K
6.8K services$92.27/svc2.76x markup
78434Nuclear medicine absolute quantification of blood flow in heart muscle
$282.8K
1.9K services$147.51/svc2.53x markup
99204New patient office or other outpatient visit, typically 45 minutes
$246.3K
2.0K services$123.04/svc2.84x markup
93015Exercise or drug-induced heart and blood vessel stress test with EKG monitoring, physician supervision, interpretation, and report
$186.5K
3.3K services$57.16/svc2.59x markup
J2785Injection, regadenoson, 0.1 mg
$132.8K
2.9K services$45.70/svc2.56x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$120.5K
729 services$165.34/svc2.55x markup
99233Subsequent hospital inpatient care, typically 35 minutes per day
$108.6K
1.2K services$86.98/svc2.50x markup
93229Heart rhythm tracing, computer analysis, physician prescribed transmission of patient-triggered events greater than 24-hour EKG up to 30 days
$106.4K
171 services$621.98/svc2.63x markup
93000Routine EKG using at least 12 leads including interpretation and report
$93.4K
7.8K services$11.97/svc2.80x markup
78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies
$71.9K
368 services$195.39/svc2.59x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$37.1K
639 services$58.09/svc2.85x markup
99220Hospital observation care typically 70 minutes per day
$29.1K
192 services$151.41/svc2.56x markup
A9502Technetium tc-99m tetrofosmin, diagnostic, per study dose
$27.3K
162 services$168.76/svc2.27x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$12.9K
213 services$60.45/svc2.53x markup
93312Insertion of probe in esophagus for heart ultrasound examination including interpretation and report
$11.4K
130 services$87.87/svc2.58x markup
93224Heart rhythm tracing, analysis, and interpretation of 48-hour EKG
$10.1K
173 services$58.23/svc2.90x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
78431Multiple nuclear medicine studies of blood flow in heart muscle at rest and with stress, with concurrently acquired ct transmission scan2.0K$3.9M$2.0K2.55x
78492Nuclear medicine study heart muscle at rest and/or stress multiple studies988$1.2M$1.2K2.51x
A9555Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries3.0K$935.3K$313.952.56x
93306Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function6.0K$711.9K$118.802.65x
99214Established patient office or other outpatient, visit typically 25 minutes6.8K$630.8K$92.272.76x
78434Nuclear medicine absolute quantification of blood flow in heart muscle1.9K$282.8K$147.512.53x
99204New patient office or other outpatient visit, typically 45 minutes2.0K$246.3K$123.042.84x
93015Exercise or drug-induced heart and blood vessel stress test with EKG monitoring, physician supervision, interpretation, and report3.3K$186.5K$57.162.59x
J2785Injection, regadenoson, 0.1 mg2.9K$132.8K$45.702.56x
99223Initial hospital inpatient care, typically 70 minutes per day729$120.5K$165.342.55x
99233Subsequent hospital inpatient care, typically 35 minutes per day1.2K$108.6K$86.982.50x
93229Heart rhythm tracing, computer analysis, physician prescribed transmission of patient-triggered events greater than 24-hour EKG up to 30 days171$106.4K$621.982.63x
93000Routine EKG using at least 12 leads including interpretation and report7.8K$93.4K$11.972.80x
78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies368$71.9K$195.392.59x
99213Established patient office or other outpatient visit, typically 15 minutes639$37.1K$58.092.85x
99220Hospital observation care typically 70 minutes per day192$29.1K$151.412.56x
A9502Technetium tc-99m tetrofosmin, diagnostic, per study dose162$27.3K$168.762.27x
99232Subsequent hospital inpatient care, typically 25 minutes per day213$12.9K$60.452.53x
93312Insertion of probe in esophagus for heart ultrasound examination including interpretation and report130$11.4K$87.872.58x
93224Heart rhythm tracing, analysis, and interpretation of 48-hour EKG173$10.1K$58.232.90x

Markup Analysis

Charge-to-Payment Ratio

2.58x

This provider submits charges 2.58 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.58x means for every $100 Medicare pays, this provider initially charges $258. 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