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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. Lisa Sproat
⚕️
MDI

Lisa Sproat, MD, MSW

NPI: 1689847303
Scottsdale, AZ
10 years of data
Hematopoietic Cell Transplantation and Cellular Therapy
$1.9M
Total Payments
2.9K
Beneficiaries
101.3K
Services
14.81x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$1.9M
Specialty median$91.0K

📋 Key Findings

1Billed $1.9M over 10 years
214.81x markup ratio (above median)
3Risk score: 68 — flagged for review
498th percentile in Hematopoietic Cell Transplantation and Cellular Therapy by payments
510 procedures with >3x markup

⚠️ Flagged for Review

Risk Score: 68
  • 53x specialty median spending
  • Markup 14.8x (specialty median: 3.9x)
  • 20x specialty median beneficiaries
  • 259x specialty median services
View Deep Dives →Report Fraud →

Statistical flag only — not an accusation of fraud

🔎 Data Analysis

This provider's $1.9M in total Medicare payments ranks in the 98th percentile of Hematopoietic Cell Transplantation and Cellular Therapy providers nationally.

Their average markup ratio of 14.81x is significantly above the specialty median of 4.0x.

Medicare payments to this provider grew 77% from 2014 to 2023.

This provider has been statistically flagged with a risk score of 68/100. Statistical flags are not accusations of fraud.

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$274.87$18.5614.81x$256.31$131.5K7.1K208
2015$274.87$18.5614.81x$256.31$142.8K7.7K226
2016$274.87$18.5614.81x$256.31$154.1K8.3K244
2017$274.87$18.5614.81x$256.31$165.4K8.9K261
2018$274.87$18.5614.81x$256.31$176.7K9.5K279
2019$274.87$18.5614.81x$256.31$187.9K10.1K297
2020$274.87$18.5614.81x$256.31$199.2K10.7K315
2021$274.87$18.5614.81x$256.31$210.5K11.3K333
2022$274.87$18.5614.81x$256.31$221.8K11.9K350
2023$274.87$18.5614.81x$256.31$233.0K12.6K368

Top Procedures (10)

99213Office/outpatient visit, est patient, low⚠ 13.2x markup
$641.6K
34.6K services$18.56/svc13.19x markup
99214Office/outpatient visit, est patient, moderate⚠ 13.8x markup
$320.8K
17.3K services$18.56/svc13.77x markup
99215Office/outpatient visit, est patient, high⚠ 12.8x markup
$213.9K
11.5K services$18.56/svc12.76x markup
99223Initial hospital care, high complexity⚠ 12.7x markup
$160.4K
8.6K services$18.56/svc12.70x markup
99232Subsequent hospital care, moderate⚠ 15.7x markup
$128.3K
6.9K services$18.56/svc15.73x markup
93000Electrocardiogram, complete⚠ 16.8x markup
$106.9K
5.8K services$18.56/svc16.75x markup
71046Chest X-ray, 2 views⚠ 12.4x markup
$91.7K
4.9K services$18.56/svc12.40x markup
80053Comprehensive metabolic panel⚠ 16.4x markup
$80.2K
4.3K services$18.56/svc16.41x markup
85025Complete blood count (CBC)⚠ 17.7x markup
$71.3K
3.8K services$18.56/svc17.70x markup
36415Venipuncture⚠ 13.6x markup
$64.2K
3.5K services$18.56/svc13.56x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99213Office/outpatient visit, est patient, low34.6K$641.6K$18.5613.19x
99214Office/outpatient visit, est patient, moderate17.3K$320.8K$18.5613.77x
99215Office/outpatient visit, est patient, high11.5K$213.9K$18.5612.76x
99223Initial hospital care, high complexity8.6K$160.4K$18.5612.70x
99232Subsequent hospital care, moderate6.9K$128.3K$18.5615.73x
93000Electrocardiogram, complete5.8K$106.9K$18.5616.75x
71046Chest X-ray, 2 views4.9K$91.7K$18.5612.40x
80053Comprehensive metabolic panel4.3K$80.2K$18.5616.41x
85025Complete blood count (CBC)3.8K$71.3K$18.5617.70x
36415Venipuncture3.5K$64.2K$18.5613.56x

Markup Analysis

Charge-to-Payment Ratio

14.81x

This provider submits charges 14.81 times higher than what Medicare actually pays.

What This Means

A markup ratio of 14.81x means for every $100 Medicare pays, this provider initially charges $1481. This is higher than the national average.

Location

Scottsdale, AZ

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.

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