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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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ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Marion Stoj
๐Ÿ‘๏ธ
MDIndividual

Marion Stoj, M.D.

NPI: 1457334195
Manchester, CT
10 years of data
Ophthalmology
$34.8M
Total Payments
48.0K
Beneficiaries
188.5K
Services
2x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$34.8M
Specialty median$383.7K
Rank #169 of 189 in specialty

๐Ÿ“‹ Key Findings

1Billed $34.8M over 10 years
22x markup ratio
399th percentile in Ophthalmology by payments
475 services/day โ€” unusually high
52 procedures with >3x markup

This provider averages 75 services per working day

Based on 188.5K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $34.8M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 75 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 72% 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

Submitted Charges vs. Medicare Payments

Average per-service amounts submitted by the provider compared to what Medicare actually paid โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$613.51$184.483.33x$429.03$2.7M14.6K3.7K
2015$330.70$184.481.79x$146.22$2.6M14.3K3.6K
2016$288.00$184.481.56x$103.52$2.7M14.5K3.7K
2017$708.39$184.493.84x$523.90$3.1M16.8K4.3K
2018$459.43$184.482.49x$274.95$3.4M18.4K4.7K
2019$414.28$184.482.25x$229.80$3.5M18.9K4.8K
2020$665.94$184.493.61x$481.45$4.4M23.9K6.1K
2021$540.79$184.482.93x$356.31$4.0M21.7K5.5K
2022$292.25$184.481.58x$107.77$3.8M20.4K5.2K
2023$694.03$184.483.76x$509.55$4.6M25.1K6.4K

Top Procedures (10)

92014Eye exam, established patient, comprehensive
$11.0M
55.4K services$198.34/svc2.34x markup
66984Cataract removal with lens insertion
$3.0M
12.8K services$233.03/svc1.96x markup
67028Injection into eye
$2.8M
13.1K services$213.67/svc1.33x markup
92012Eye exam, established patient, intermediate
$2.6M
10.5K services$247.50/svc2.13x markup
92004Eye exam, new patient, comprehensive
$1.6M
4.6K services$358.48/svc2.78x markup
92083Visual field examinationโš  3.0x markup
$1.6M
6.9K services$228.47/svc3.01x markup
65855Laser surgery for glaucoma
$1.4M
6.6K services$217.91/svc2.11x markup
92136Ophthalmic biometry
$1.4M
8.6K services$160.00/svc2.78x markup
92134Scanning computerized ophthalmic imaging
$1.2M
5.3K services$234.66/svc2.64x markup
92250Eye imaging, optic nerveโš  3.2x markup
$1.2M
3.4K services$340.09/svc3.22x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
92014Eye exam, established patient, comprehensive55.4K$11.0M$198.342.34x
66984Cataract removal with lens insertion12.8K$3.0M$233.031.96x
67028Injection into eye13.1K$2.8M$213.671.33x
92012Eye exam, established patient, intermediate10.5K$2.6M$247.502.13x
92004Eye exam, new patient, comprehensive4.6K$1.6M$358.482.78x
92083Visual field examination6.9K$1.6M$228.473.01x
65855Laser surgery for glaucoma6.6K$1.4M$217.912.11x
92136Ophthalmic biometry8.6K$1.4M$160.002.78x
92134Scanning computerized ophthalmic imaging5.3K$1.2M$234.662.64x
92250Eye imaging, optic nerve3.4K$1.2M$340.093.22x

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

Manchester, CT

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 CT for peer comparison.

Marion Stoj (you)
$34.8M
Nauman Chaudhry, M.D.
$48.4M
Ron Margolis, M.D.
$39.2M
Michael Ruddat, MD
$34.1M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Nauman Chaudhry, M.D.Waterford, CT$48.4Mโœ“ Clear
Ron Margolis, M.D.Manchester, CT$39.2Mโœ“ Clear
Michael Ruddat, MDHartford, CT$34.1Mโœ“ Clear

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Data Sources

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