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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. Leo Polosajian
❤️
MDIndividual

Leo Polosajian, M.D.

NPI: 1174664783
Reseda, CA
10 years of data
Cardiology
$52.5M
Total Payments
947
Beneficiaries
300.9K
Services
2.88x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$52.5M
Specialty median$193.1K
Rank #1 of 6 in specialty

📋 Key Findings

1Billed $52.5M over 10 years
22.88x markup ratio (above median)
399th percentile in Cardiology by payments
4120 services/day — unusually high
5Payments surged 107% in 2015
65 procedures with >3x markup

This provider averages 120 services per working day

Based on 300.9K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $52.5M in total Medicare payments ranks in the 99th percentile of Cardiology providers nationally.

Averaging 120 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 170% 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

📈

Notable: Payments increased 107% in 2015

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
2014$318.91$107.442.97x$211.47$2.2M20.8K92
2015$688.20$219.013.14x$469.19$4.6M21.1K87
2016$567.38$182.893.10x$384.49$3.3M18.0K81
2017$525.97$180.012.92x$345.96$4.5M25.2K92
2018$590.37$196.153.01x$394.22$5.7M28.9K106
2019$511.93$177.192.89x$334.74$7.1M39.8K99
2020$493.10$173.542.84x$319.56$7.1M41.0K99
2021$420.99$155.672.70x$265.32$6.1M39.0K94
2022$470.89$172.872.72x$298.02$5.9M33.8K98
2023$499.84$181.952.75x$317.89$6.0M33.2K99

Top Procedures (20)

37229Removal of plaque in artery of leg, initial vessel
$10.6M
1.2K services$8.6K/svc2.43x markup
37225Removal of plaque in arteries of leg
$5.7M
711 services$8.0K/svc2.42x markup
37227Removal of plaque and insertion of stents in arteries of leg
$2.4M
188 services$12.6K/svc1.91x markup
99215Established patient office or other outpatient visit, 40-54 minutes
$1.7M
12.9K services$135.19/svc1.49x markup
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vessel⚠ 3.3x markup
$1.7M
1.5K services$1.1K/svc3.25x markup
93925Ultrasound of leg arteries or artery grafts
$1.6M
9.5K services$169.05/svc2.19x markup
36475Destruction of first incompetent vein of arm or leg using radiofrequency and imaging guidance
$1.5M
1.2K services$1.3K/svc2.83x markup
93306Ultrasound of heart with color-depicted blood flow, rate, direction and valve function⚠ 3.0x markup
$1.5M
12.1K services$125.50/svc3.02x markup
37228Balloon dilation of artery of leg, initial vessel⚠ 3.7x markup
$1.5M
358 services$4.2K/svc3.69x markup
36247Insertion of tube into abdominal, pelvic, or leg artery, initial third order branch⚠ 4.8x markup
$1.5M
1.9K services$779.92/svc4.80x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$1.2M
13.1K services$92.54/svc1.47x markup
93970Ultrasound study of arm or leg veins with compression and maneuvers
$1.1M
8.3K services$134.19/svc2.63x markup
93351Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report
$954.0K
5.8K services$165.17/svc2.74x markup
93880Ultrasound of both sides of head and neck blood flow
$912.6K
6.7K services$136.88/svc2.46x markup
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
$905.4K
10.0K services$90.20/svc2.50x markup
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
$674.6K
4.0K services$168.56/svc2.77x markup
36556Insertion of non-tunneled central venous tube for infusion (5 years or older)
$629.0K
4.4K services$142.75/svc2.80x markup
37224Balloon dilation of artery of leg⚠ 3.5x markup
$482.1K
201 services$2.4K/svc3.51x markup
99291Critical care, first 30-74 minutes
$412.1K
2.2K services$187.58/svc2.93x markup
99496Transitional care management services for problem of high complexity
$408.3K
1.8K services$228.33/svc2.15x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
37229Removal of plaque in artery of leg, initial vessel1.2K$10.6M$8.6K2.43x
37225Removal of plaque in arteries of leg711$5.7M$8.0K2.42x
37227Removal of plaque and insertion of stents in arteries of leg188$2.4M$12.6K1.91x
99215Established patient office or other outpatient visit, 40-54 minutes12.9K$1.7M$135.191.49x
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vessel1.5K$1.7M$1.1K3.25x
93925Ultrasound of leg arteries or artery grafts9.5K$1.6M$169.052.19x
36475Destruction of first incompetent vein of arm or leg using radiofrequency and imaging guidance1.2K$1.5M$1.3K2.83x
93306Ultrasound of heart with color-depicted blood flow, rate, direction and valve function12.1K$1.5M$125.503.02x
37228Balloon dilation of artery of leg, initial vessel358$1.5M$4.2K3.69x
36247Insertion of tube into abdominal, pelvic, or leg artery, initial third order branch1.9K$1.5M$779.924.80x
99214Established patient office or other outpatient visit, 30-39 minutes13.1K$1.2M$92.541.47x
93970Ultrasound study of arm or leg veins with compression and maneuvers8.3K$1.1M$134.192.63x
93351Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report5.8K$954.0K$165.172.74x
93880Ultrasound of both sides of head and neck blood flow6.7K$912.6K$136.882.46x
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes10.0K$905.4K$90.202.50x
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes4.0K$674.6K$168.562.77x
36556Insertion of non-tunneled central venous tube for infusion (5 years or older)4.4K$629.0K$142.752.80x
37224Balloon dilation of artery of leg201$482.1K$2.4K3.51x
99291Critical care, first 30-74 minutes2.2K$412.1K$187.582.93x
99496Transitional care management services for problem of high complexity1.8K$408.3K$228.332.15x

Markup Analysis

Charge-to-Payment Ratio

2.88x

This provider submits charges 2.88 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.88x means for every $100 Medicare pays, this provider initially charges $288. This is higher than the national average.

Location

Reseda, CA

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 Cardiology providers in CA for peer comparison.

Leo Polosajian (you)
$52.5M
Athar Ansari, M.D.
$38.2M
Hanumandla Reddy, M.D
$38.1M
Mehran Khorsandi, M.D.,
$36.4M
Shashi Sharma, D.M.
$35.4M
James Joye, D.O.
$34.7M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Athar Ansari, M.D.El Centro, CA$38.2M✓ Clear
Hanumandla Reddy, M.DHanford, CA$38.1M✓ Clear
Mehran Khorsandi, M.D.,Los Angeles, CA$36.4M✓ Clear
Shashi Sharma, D.M.Visalia, CA$35.4M✓ Clear
James Joye, D.O.Mountain View, CA$34.7M✓ Clear

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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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