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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. Charles Clark
๐Ÿ‘๏ธ
MDIndividual

Charles Clark, M.D.

NPI: 1912158627
Abilene, TX
10 years of data
Ophthalmology
$5.8M
Total Payments
26.8K
Beneficiaries
59.5K
Services
3.86x
Markup Ratio

Peer Comparison

97th
percentile in specialty
This provider$5.8M
Specialty median$383.7K

๐Ÿ“‹ Key Findings

1Billed $5.8M over 10 years
23.86x markup ratio (above median)
397th percentile in Ophthalmology by payments
4Payments surged 1915% in 2015
514 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.8M in total Medicare payments ranks in the 97th percentile of Ophthalmology providers nationally.

Medicare payments to this provider grew 4094% 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

๐Ÿ“ˆ

Notable: Payments increased 1915% 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 โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$686.56$145.664.71x$540.90$21.9K229161
2015$336.53$119.932.81x$216.60$441.0K5.0K2.7K
2016$608.58$176.543.45x$432.04$1.0M10.7K4.5K
2017$774.34$195.863.95x$578.48$485.2K5.8K3.6K
2018$1.0K$217.224.61x$783.63$359.3K4.1K1.9K
2019$1.0K$217.614.72x$809.94$427.7K4.8K2.3K
2020$1.0K$204.264.97x$810.53$512.6K5.2K2.5K
2021$789.45$190.724.14x$598.73$722.3K6.6K2.6K
2022$965.47$192.995.00x$772.48$862.5K7.8K3.2K
2023$677.06$162.624.16x$514.44$917.9K9.1K3.3K

Top Procedures (20)

J0178Injection, aflibercept, 1 mg
$1.9M
2.5K services$737.02/svc2.64x markup
92014Eye and medical examination for diagnosis and treatment, established patient, 1 or more visitsโš  3.3x markup
$810.9K
9.2K services$88.13/svc3.30x markup
67028Injection of drug into eyeโš  7.4x markup
$667.9K
8.4K services$79.91/svc7.36x markup
92134Diagnostic imaging of retinaโš  4.4x markup
$554.2K
18.3K services$30.23/svc4.42x markup
99214Established patient office or other outpatient, visit typically 25 minutesโš  3.4x markup
$263.3K
2.9K services$89.50/svc3.38x markup
92235Examination of retinal blood vessels by ophthalmoscopeโš  3.8x markup
$182.8K
2.3K services$80.18/svc3.84x markup
99204New patient office or other outpatient visit, typically 45 minutesโš  3.3x markup
$181.5K
1.6K services$113.42/svc3.30x markup
Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mgโš  3.7x markup
$156.5K
721 services$217.06/svc3.69x markup
92012Eye and medical examination for diagnosis and treatment, established patient
$134.9K
2.3K services$58.85/svc2.98x markup
67228Laser destruction of leaking retinal blood vessels, 1 or more sessionsโš  8.3x markup
$131.3K
536 services$244.90/svc8.33x markup
J9035Injection, bevacizumab, 10 mg
$117.6K
2.0K services$58.41/svc3.00x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$99.0K
2.0K services$49.77/svc2.86x markup
J2778Injection, ranibizumab, 0.1 mgโš  3.7x markup
$88.4K
368 services$240.14/svc3.73x markup
67210Laser destruction of retinal growth, 1 or more sessionsโš  3.8x markup
$84.7K
218 services$388.42/svc3.83x markup
67042Removal of membrane from the retina, pars plana approachโš  5.4x markup
$67.7K
77 services$879.03/svc5.42x markup
92250Photography of the retinaโš  4.4x markup
$56.7K
1.4K services$39.93/svc4.37x markup
67145Preventive retinal detachment treatment by heat or laser, 1 or more sessionsโš  3.3x markup
$56.3K
156 services$360.69/svc3.27x markup
J7999Compounded drug, not otherwise classified
$51.4K
1.0K services$49.65/svc2.90x markup
92004Eye and medical examination for diagnosis and treatment, new patient, 1 or more visitsโš  3.5x markup
$35.4K
343 services$103.17/svc3.50x markup
92225Examination of eye by ophthalmoscope with retinal drawing
$28.4K
1.3K services$22.55/svc2.98x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0178Injection, aflibercept, 1 mg2.5K$1.9M$737.022.64x
92014Eye and medical examination for diagnosis and treatment, established patient, 1 or more visits9.2K$810.9K$88.133.30x
67028Injection of drug into eye8.4K$667.9K$79.917.36x
92134Diagnostic imaging of retina18.3K$554.2K$30.234.42x
99214Established patient office or other outpatient, visit typically 25 minutes2.9K$263.3K$89.503.38x
92235Examination of retinal blood vessels by ophthalmoscope2.3K$182.8K$80.183.84x
99204New patient office or other outpatient visit, typically 45 minutes1.6K$181.5K$113.423.30x
Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg721$156.5K$217.063.69x
92012Eye and medical examination for diagnosis and treatment, established patient2.3K$134.9K$58.852.98x
67228Laser destruction of leaking retinal blood vessels, 1 or more sessions536$131.3K$244.908.33x
J9035Injection, bevacizumab, 10 mg2.0K$117.6K$58.413.00x
99213Established patient office or other outpatient visit, typically 15 minutes2.0K$99.0K$49.772.86x
J2778Injection, ranibizumab, 0.1 mg368$88.4K$240.143.73x
67210Laser destruction of retinal growth, 1 or more sessions218$84.7K$388.423.83x
67042Removal of membrane from the retina, pars plana approach77$67.7K$879.035.42x
92250Photography of the retina1.4K$56.7K$39.934.37x
67145Preventive retinal detachment treatment by heat or laser, 1 or more sessions156$56.3K$360.693.27x
J7999Compounded drug, not otherwise classified1.0K$51.4K$49.652.90x
92004Eye and medical examination for diagnosis and treatment, new patient, 1 or more visits343$35.4K$103.173.50x
92225Examination of eye by ophthalmoscope with retinal drawing1.3K$28.4K$22.552.98x

Markup Analysis

Charge-to-Payment Ratio

3.86x

This provider submits charges 3.86 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.86x means for every $100 Medicare pays, this provider initially charges $386. This is higher than the national average.

Location

Abilene, TX

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 TX for peer comparison.

Charles Clark (you)
$5.8M
Jason Ysasaga, M.D.
$61.5M
Harshivinderjit Bains, MD
$53.9M
Ryan Rush, MD
$53.6M
Tien Wong, M.D.
$51.2M
Thomas Bochow, M.D., M.P.H.
$49.4M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Jason Ysasaga, M.D.Amarillo, TX$61.5Mโœ“ Clear
Harshivinderjit Bains, MDTyler, TX$53.9Mโœ“ Clear
Ryan Rush, MDAmarillo, TX$53.6Mโœ“ Clear
Tien Wong, M.D.Houston, TX$51.2Mโœ“ Clear
Thomas Bochow, M.D., M.P.H.Tyler, TX$49.4Mโœ“ 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.

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