OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending
  • OpenImmigration
  • OpenLobby
  • VaccineWatch
  • OpenSubsidies
  • WarCosts
  • OpenPrescriber

Explore

  • Providers
  • Procedures
  • States
  • Specialties
  • Search

Fraud Analysis

  • Still Out There (AI)
  • Fraud Overview
  • Fraud Watchlist
  • Deep Dive Profiles
  • Impossible Numbers
  • Report Fraud

Investigations

  • The Algorithm Knows
  • How We Built the Model
  • Internal Medicine Crisis
  • Florida & California Fraud
  • Million Dollar Flagged
  • All Investigations

Tools

  • Provider Lookup
  • Compare
  • Cost Calculator
  • Your Medicare Dollar
  • Downloads

About

  • About OpenMedicare
  • Methodology
  • Glossary
  • Data Sources
  • API Docs
  • Updates
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.
Sister Sites: OpenMedicaid · OpenFeds · OpenSpending · OpenImmigration · OpenLobby · VaccineWatch · OpenSubsidies · WarCosts

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

Methodology•Download Data
  1. Home
  2. Providers
  3. Charles Gremillion
👁️
MDIndividual

Charles Gremillion, MD

NPI: 1871572164
Englewood, FL
10 years of data
Ophthalmology
$37.3M
Total Payments
254
Beneficiaries
572.7K
Services
2.29x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$37.3M
Specialty median$383.7K
Rank #138 of 189 in specialty

📋 Key Findings

1Billed $37.3M over 10 years
22.29x markup ratio (above median)
399th percentile in Ophthalmology by payments
4229 services/day — physically implausible
56 procedures with >3x markup

⚠️ This provider averages 229 services per working day — physically unusual for an individual practitioner

Based on 572.7K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $37.3M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 229 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

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$183.24$135.731.35x$47.51$4.0M29.8K23
2015$177.63$131.061.36x$46.57$3.8M29.3K25
2016$183.62$132.021.39x$51.60$3.7M28.0K28
2017$209.14$144.441.45x$64.70$3.3M23.1K28
2018$206.34$140.641.47x$65.70$3.8M27.0K29
2019$202.68$135.111.50x$67.57$3.7M27.2K26
2020$536.79$158.463.39x$378.33$3.4M21.3K23
2021$570.63$166.833.42x$403.80$3.5M21.2K22
2022$436.34$120.073.63x$316.27$3.6M30.3K24
2023$49.87$12.923.86x$36.95$4.3M335.5K26

Top Procedures (20)

J0178Injection, aflibercept, 1 mg
$14.8M
19.8K services$746.00/svc2.17x markup
J2778Injection, ranibizumab, 0.1 mg
$8.3M
29.4K services$282.28/svc2.02x markup
67028Injection of drug into eye
$2.2M
26.8K services$82.89/svc2.30x markup
J2777Injection, faricimab-svoa, 0.1 mg⚠ 4.0x markup
$1.7M
57.8K services$29.23/svc3.98x markup
92014Established patient complete exam of visual system
$1.5M
18.1K services$82.72/svc2.19x markup
92134Imaging of retina
$1.5M
49.4K services$29.62/svc2.13x markup
92012Established patient problem focused exam of visual system
$1.2M
20.7K services$59.42/svc2.02x markup
J3490Unclassified drugs⚠ 3.8x markup
$676.7K
9.3K services$72.51/svc3.75x markup
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg
$631.4K
4.1K services$155.78/svc1.90x markup
92226Examination of eye by ophthalmoscope with retinal drawing
$546.2K
21.3K services$25.65/svc1.36x markup
67042Removal of membrane of retina with removal of internal limiting membrane of retina
$533.4K
577 services$924.41/svc1.81x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$443.7K
5.2K services$85.60/svc2.62x markup
J3590Unclassified biologics⚠ 4.1x markup
$410.1K
231 services$1.8K/svc4.10x markup
99204New patient office or other outpatient visit, 45-59 minutes
$329.7K
2.9K services$113.84/svc2.63x markup
92250Photography of the retina⚠ 3.2x markup
$323.6K
9.8K services$33.14/svc3.23x markup
92235Exam of retinal blood vessels using a special camera after injection of a dye
$323.5K
3.7K services$86.70/svc1.47x markup
99213Established patient office or other outpatient visit, 20-29 minutes
$233.5K
3.8K services$62.21/svc2.41x markup
67036Removal of eye fluid (vitreous) between lens and retina
$212.3K
323 services$657.25/svc2.13x markup
J2781Injection, pegcetacoplan, intravitreal, 1 mg⚠ 4.0x markup
$205.8K
1.7K services$120.36/svc4.00x markup
Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg⚠ 3.4x markup
$165.2K
768 services$215.12/svc3.39x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0178Injection, aflibercept, 1 mg19.8K$14.8M$746.002.17x
J2778Injection, ranibizumab, 0.1 mg29.4K$8.3M$282.282.02x
67028Injection of drug into eye26.8K$2.2M$82.892.30x
J2777Injection, faricimab-svoa, 0.1 mg57.8K$1.7M$29.233.98x
92014Established patient complete exam of visual system18.1K$1.5M$82.722.19x
92134Imaging of retina49.4K$1.5M$29.622.13x
92012Established patient problem focused exam of visual system20.7K$1.2M$59.422.02x
J3490Unclassified drugs9.3K$676.7K$72.513.75x
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg4.1K$631.4K$155.781.90x
92226Examination of eye by ophthalmoscope with retinal drawing21.3K$546.2K$25.651.36x
67042Removal of membrane of retina with removal of internal limiting membrane of retina577$533.4K$924.411.81x
99214Established patient office or other outpatient visit, 30-39 minutes5.2K$443.7K$85.602.62x
J3590Unclassified biologics231$410.1K$1.8K4.10x
99204New patient office or other outpatient visit, 45-59 minutes2.9K$329.7K$113.842.63x
92250Photography of the retina9.8K$323.6K$33.143.23x
92235Exam of retinal blood vessels using a special camera after injection of a dye3.7K$323.5K$86.701.47x
99213Established patient office or other outpatient visit, 20-29 minutes3.8K$233.5K$62.212.41x
67036Removal of eye fluid (vitreous) between lens and retina323$212.3K$657.252.13x
J2781Injection, pegcetacoplan, intravitreal, 1 mg1.7K$205.8K$120.364.00x
Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg768$165.2K$215.123.39x

Markup Analysis

Charge-to-Payment Ratio

2.29x

This provider submits charges 2.29 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.29x means for every $100 Medicare pays, this provider initially charges $229. This is higher than the national average.

Location

Englewood, FL

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 FL for peer comparison.

Charles Gremillion (you)
$37.3M
Alexander Eaton, MD
$99.5M
Sunil Gupta, M.D.
$86.1M
Hussein Wafapoor, M.D.
$70.9M
John Myers, M.D.
$69.4M
Thomas Baudo, M.D.
$64.2M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Alexander Eaton, MDFort Myers, FL$99.5M✓ Clear
Sunil Gupta, M.D.Pensacola, FL$86.1M✓ Clear
Hussein Wafapoor, M.D.Fort Myers, FL$70.9M✓ Clear
John Myers, M.D.Pensacola, FL$69.4M✓ Clear
Thomas Baudo, M.D.Vero Beach, FL$64.2M✓ Clear

Related

Browse
← Back to Provider Directory
State
All providers in FL →
Specialty
All Ophthalmology providers →
Tool
Compare this provider →
Analysis
Fraud Watchlist →
Search
Search all providers →

Share This Provider

Share this provider's Medicare payment information

Share:

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