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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. Louis Maisel
👁️
MDIndividual

Louis Maisel, MD

NPI: 1851327654
New City, NY
10 years of data
Ophthalmology
$34.6M
Total Payments
46.7K
Beneficiaries
150.0K
Services
2x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$34.6M
Specialty median$383.7K
Rank #175 of 189 in specialty

📋 Key Findings

1Billed $34.6M over 10 years
22x markup ratio
399th percentile in Ophthalmology by payments
460 services/day — unusually high
5Payments surged 72% in 2022

This provider averages 60 services per working day

Based on 150.0K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $34.6M in total Medicare payments ranks in the 99th percentile of Ophthalmology 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

📈

Notable: Payments increased 72% in 2022

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$518.39$230.512.25x$287.88$3.3M14.5K4.5K
2015$629.00$230.522.73x$398.48$4.0M17.3K5.4K
2016$840.45$230.513.65x$609.94$2.5M11.0K3.4K
2017$639.47$230.532.77x$408.94$3.3M14.5K4.5K
2018$560.58$230.532.43x$330.05$2.5M11.0K3.4K
2019$741.73$230.523.22x$511.21$4.0M17.2K5.3K
2020$613.10$230.522.66x$382.58$3.9M16.9K5.2K
2021$878.77$230.523.81x$648.25$2.9M12.5K3.9K
2022$794.17$230.523.45x$563.65$5.0M21.5K6.7K
2023$693.75$230.523.01x$463.23$3.1M13.6K4.2K

Top Procedures (10)

92014Eye exam, established patient, comprehensive
$6.4M
33.8K services$190.68/svc2.17x markup
66984Cataract removal with lens insertion
$5.6M
16.4K services$340.45/svc1.73x markup
67028Injection into eye
$3.6M
14.3K services$250.35/svc1.53x markup
92012Eye exam, established patient, intermediate
$3.0M
13.8K services$219.24/svc1.99x markup
92004Eye exam, new patient, comprehensive
$2.6M
8.5K services$309.49/svc2.40x markup
92083Visual field examination
$1.7M
6.3K services$264.33/svc2.67x markup
92134Scanning computerized ophthalmic imaging
$1.6M
3.8K services$414.60/svc2.99x markup
92250Eye imaging, optic nerve
$1.2M
3.6K services$339.05/svc2.78x markup
92136Ophthalmic biometry
$1.1M
5.2K services$218.48/svc2.99x markup
65855Laser surgery for glaucoma
$798.2K
3.9K services$206.95/svc2.67x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
92014Eye exam, established patient, comprehensive33.8K$6.4M$190.682.17x
66984Cataract removal with lens insertion16.4K$5.6M$340.451.73x
67028Injection into eye14.3K$3.6M$250.351.53x
92012Eye exam, established patient, intermediate13.8K$3.0M$219.241.99x
92004Eye exam, new patient, comprehensive8.5K$2.6M$309.492.40x
92083Visual field examination6.3K$1.7M$264.332.67x
92134Scanning computerized ophthalmic imaging3.8K$1.6M$414.602.99x
92250Eye imaging, optic nerve3.6K$1.2M$339.052.78x
92136Ophthalmic biometry5.2K$1.1M$218.482.99x
65855Laser surgery for glaucoma3.9K$798.2K$206.952.67x

Markup Analysis

Charge-to-Payment Ratio

2x

This provider submits charges 2 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2x means for every $100 Medicare pays, this provider initially charges $200. This is lower than the national average.

Location

New City, NY

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 Ophthalmology providers in NY for peer comparison.

Louis Maisel (you)
$34.6M
Jonathan Jonisch, MD
$52.3M
Jeffrey Josef, M.D.
$52.2M
Brett Rosenblatt
$50.0M
Kenneth Graham
$47.1M
Glenn Stoller, M.D.
$46.4M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Jonathan Jonisch, MDGreat Neck, NY$52.3M✓ Clear
Jeffrey Josef, M.D.Suffern, NY$52.2M✓ Clear
Brett RosenblattGreat Neck, NY$50.0M✓ Clear
Kenneth GrahamGreat Neck, NY$47.1M✓ Clear
Glenn Stoller, M.D.Rockville Centre, NY$46.4M✓ 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.

Believe this data is inaccurate? Dispute this data