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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. Dan Yin
๐Ÿ‘๏ธ
MDIndividual

Dan Yin, M.D.

NPI: 1952613044
Rockville, MD
10 years of data
Ophthalmology
$6.0M
Total Payments
51.8K
Beneficiaries
73.2K
Services
3.67x
Markup Ratio

Peer Comparison

97th
percentile in specialty
This provider$6.0M
Specialty median$383.7K

๐Ÿ“‹ Key Findings

1Billed $6.0M over 10 years
23.67x markup ratio (above median)
397th percentile in Ophthalmology by payments
4Payments surged 112% in 2017
58 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $6.0M in total Medicare payments ranks in the 97th percentile of Ophthalmology providers nationally.

Medicare payments to this provider grew 548% 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 112% in 2017

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$378.34$83.084.55x$295.26$123.5K1.9K1.5K
2015$566.50$125.544.51x$440.96$254.2K3.3K2.6K
2016$431.57$91.654.71x$339.92$247.6K3.6K2.8K
2017$572.20$147.173.89x$425.03$524.2K7.5K4.9K
2018$795.29$222.553.57x$572.74$716.6K9.4K5.7K
2019$650.56$173.433.75x$477.13$701.2K9.5K6.2K
2020$666.36$178.843.73x$487.52$571.4K6.4K4.7K
2021$776.68$204.013.81x$572.67$914.2K9.6K7.0K
2022$739.75$196.793.76x$542.96$1.1M11.6K8.8K
2023$698.06$174.634.00x$523.43$800.4K10.5K7.6K

Top Procedures (20)

68761Closure of tear duct opening using plug
$543.8K
3.5K services$157.20/svc2.34x markup
65778Insertion of amniotic membrane to eye surface
$495.9K
357 services$1.4K/svc1.44x markup
92250Photography of the retinaโš  3.4x markup
$414.5K
8.8K services$47.17/svc3.39x markup
92273Full field recording of retinal electrical responses to external stimuli with interpretation and report
$407.3K
3.3K services$124.21/svc2.58x markup
92136Measurement of corneal curvature and depth of eyeโš  4.1x markup
$403.5K
6.6K services$60.72/svc4.12x markup
92014Eye and medical examination for diagnosis and treatment, established patient, 1 or more visits
$370.4K
3.6K services$103.52/svc2.13x markup
66984Removal of cataract with insertion of lensโš  6.9x markup
$352.1K
676 services$520.82/svc6.91x markup
92012Eye and medical examination for diagnosis and treatment, established patient
$321.3K
4.3K services$74.71/svc2.01x markup
92134Diagnostic imaging of retinaโš  11.1x markup
$320.3K
8.9K services$35.91/svc11.14x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$299.7K
2.8K services$108.77/svc2.30x markup
99204New patient office or other outpatient visit, typically 45 minutes
$272.2K
2.1K services$131.06/svc2.64x markup
99213Established patient office or other outpatient visit, typically 15 minutesโš  4.0x markup
$265.7K
3.7K services$72.21/svc3.99x markup
93890Ultrasound scanning for medication response in head and neck vessel blood flow (inside the brain)
$138.2K
600 services$230.27/svc1.88x markup
93886Ultrasound scanning of head and neck vessel blood flow (inside the brain)
$136.8K
602 services$227.18/svc1.91x markup
66821Removal of recurring cataract in lens capsule using laserโš  6.6x markup
$125.3K
416 services$301.13/svc6.64x markup
92225Examination of eye by ophthalmoscope with retinal drawingโš  7.5x markup
$112.7K
4.8K services$23.47/svc7.46x markup
99443Physician telephone patient service, 21-30 minutes of medical discussion
$103.5K
948 services$109.14/svc1.83x markup
66982Removal of cataract with insertion of lensโš  5.4x markup
$101.5K
152 services$667.95/svc5.39x markup
92083Measurement of field of vision during daylight conditions
$90.1K
1.6K services$55.33/svc2.73x markup
83861Microfluid analysis of tears
$79.1K
3.6K services$22.14/svc2.26x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
68761Closure of tear duct opening using plug3.5K$543.8K$157.202.34x
65778Insertion of amniotic membrane to eye surface357$495.9K$1.4K1.44x
92250Photography of the retina8.8K$414.5K$47.173.39x
92273Full field recording of retinal electrical responses to external stimuli with interpretation and report3.3K$407.3K$124.212.58x
92136Measurement of corneal curvature and depth of eye6.6K$403.5K$60.724.12x
92014Eye and medical examination for diagnosis and treatment, established patient, 1 or more visits3.6K$370.4K$103.522.13x
66984Removal of cataract with insertion of lens676$352.1K$520.826.91x
92012Eye and medical examination for diagnosis and treatment, established patient4.3K$321.3K$74.712.01x
92134Diagnostic imaging of retina8.9K$320.3K$35.9111.14x
99214Established patient office or other outpatient, visit typically 25 minutes2.8K$299.7K$108.772.30x
99204New patient office or other outpatient visit, typically 45 minutes2.1K$272.2K$131.062.64x
99213Established patient office or other outpatient visit, typically 15 minutes3.7K$265.7K$72.213.99x
93890Ultrasound scanning for medication response in head and neck vessel blood flow (inside the brain)600$138.2K$230.271.88x
93886Ultrasound scanning of head and neck vessel blood flow (inside the brain)602$136.8K$227.181.91x
66821Removal of recurring cataract in lens capsule using laser416$125.3K$301.136.64x
92225Examination of eye by ophthalmoscope with retinal drawing4.8K$112.7K$23.477.46x
99443Physician telephone patient service, 21-30 minutes of medical discussion948$103.5K$109.141.83x
66982Removal of cataract with insertion of lens152$101.5K$667.955.39x
92083Measurement of field of vision during daylight conditions1.6K$90.1K$55.332.73x
83861Microfluid analysis of tears3.6K$79.1K$22.142.26x

Markup Analysis

Charge-to-Payment Ratio

3.67x

This provider submits charges 3.67 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.67x means for every $100 Medicare pays, this provider initially charges $367. This is higher than the national average.

Location

Rockville, MD

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 MD for peer comparison.

Dan Yin (you)
$6.0M
Michael Elman, M.D.
$68.5M
David Warrow, M.D.
$65.5M
Raymond Sjaarda, M.D.
$47.2M
Allen Hu, MD
$45.7M
James Rial, M.D.
$45.2M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Michael Elman, M.D.Baltimore, MD$68.5Mโœ“ Clear
David Warrow, M.D.Hagerstown, MD$65.5Mโœ“ Clear
Raymond Sjaarda, M.D.Baltimore, MD$47.2Mโœ“ Clear
Allen Hu, MDHagerstown, MD$45.7Mโœ“ Clear
James Rial, M.D.Salisbury, MD$45.2Mโœ“ 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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