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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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Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Michael Grodin
๐Ÿ‘๏ธ
DOIndividual

Michael Grodin, D.O.

NPI: 1184670366
Lutherville, MD
10 years of data
Ophthalmology
$13.5M
Total Payments
68.8K
Beneficiaries
133.6K
Services
4.22x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$13.5M
Specialty median$383.7K

๐Ÿ“‹ Key Findings

1Billed $13.5M over 10 years
24.22x markup ratio (above median)
399th percentile in Ophthalmology by payments
453 services/day โ€” unusually high
58 procedures with >3x markup

This provider averages 53 services per working day

Based on 133.6K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $13.5M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 53 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 โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$493.36$246.962.00x$246.40$1.4M12.3K5.9K
2015$746.12$350.212.13x$395.91$1.5M13.1K6.6K
2016$922.88$237.943.88x$684.94$1.5M14.0K7.2K
2017$775.27$186.714.15x$588.56$1.3M13.8K7.3K
2018$791.15$197.534.01x$593.62$1.3M14.1K7.4K
2019$755.03$184.624.09x$570.41$1.3M14.9K7.9K
2020$785.75$198.863.95x$586.89$1.2M12.2K6.6K
2021$748.02$185.374.04x$562.65$1.2M13.2K6.8K
2022$876.01$221.773.95x$654.24$1.2M13.4K6.7K
2023$760.55$231.863.28x$528.69$1.4M12.5K6.4K

Top Procedures (20)

J0178Injection, aflibercept, 1 mg
$4.7M
6.2K services$749.76/svc1.67x markup
92235Examination of retinal blood vessels by ophthalmoscopeโš  8.1x markup
$2.1M
23.8K services$87.79/svc8.12x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$1.7M
20.5K services$85.01/svc2.34x markup
92134Diagnostic imaging of retinaโš  12.5x markup
$1.1M
33.8K services$32.74/svc12.48x markup
67028Injection of drug into eyeโš  5.4x markup
$1.1M
11.2K services$98.37/svc5.44x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$1.0M
17.8K services$59.07/svc2.26x markup
67210Laser destruction of retinal growth, 1 or more sessionsโš  4.1x markup
$286.4K
654 services$437.90/svc4.07x markup
J2778Injection, ranibizumab, 0.1 mg
$250.4K
902 services$277.60/svc1.88x markup
67228Laser destruction of leaking retinal blood vessels, 1 or more sessionsโš  6.0x markup
$201.3K
520 services$387.08/svc5.95x markup
J9035Injection, bevacizumab, 10 mg
$191.5K
3.4K services$56.37/svc1.34x markup
92225Examination of eye by ophthalmoscope with retinal drawingโš  4.3x markup
$177.5K
8.1K services$22.00/svc4.30x markup
66821Removal of recurring cataract in lens capsule using laser
$93.9K
335 services$280.36/svc2.30x markup
99204New patient office or other outpatient visit, typically 45 minutes
$84.3K
734 services$114.89/svc2.50x markup
67220Destruction of vascular growth between retina and sclera, 1 or more sessionsโš  6.7x markup
$71.4K
158 services$452.07/svc6.74x markup
J3490Unclassified drugs
$57.9K
35 services$1.7K/svc1.61x markup
67041Removal of membrane from the retina
$46.7K
48 services$973.10/svc2.31x markup
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg
$42.4K
270 services$157.22/svc2.09x markup
67145Preventive retinal detachment treatment by heat or laser, 1 or more sessions
$38.5K
87 services$442.54/svc2.78x markup
67113Repair of detached retina and drainage of eye fluid between lens and retina
$37.0K
30 services$1.2K/svc2.92x markup
92201Extended examination of eye with drawing of retinaโš  5.4x markup
$32.7K
1.8K services$18.61/svc5.36x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0178Injection, aflibercept, 1 mg6.2K$4.7M$749.761.67x
92235Examination of retinal blood vessels by ophthalmoscope23.8K$2.1M$87.798.12x
99214Established patient office or other outpatient, visit typically 25 minutes20.5K$1.7M$85.012.34x
92134Diagnostic imaging of retina33.8K$1.1M$32.7412.48x
67028Injection of drug into eye11.2K$1.1M$98.375.44x
99213Established patient office or other outpatient visit, typically 15 minutes17.8K$1.0M$59.072.26x
67210Laser destruction of retinal growth, 1 or more sessions654$286.4K$437.904.07x
J2778Injection, ranibizumab, 0.1 mg902$250.4K$277.601.88x
67228Laser destruction of leaking retinal blood vessels, 1 or more sessions520$201.3K$387.085.95x
J9035Injection, bevacizumab, 10 mg3.4K$191.5K$56.371.34x
92225Examination of eye by ophthalmoscope with retinal drawing8.1K$177.5K$22.004.30x
66821Removal of recurring cataract in lens capsule using laser335$93.9K$280.362.30x
99204New patient office or other outpatient visit, typically 45 minutes734$84.3K$114.892.50x
67220Destruction of vascular growth between retina and sclera, 1 or more sessions158$71.4K$452.076.74x
J3490Unclassified drugs35$57.9K$1.7K1.61x
67041Removal of membrane from the retina48$46.7K$973.102.31x
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg270$42.4K$157.222.09x
67145Preventive retinal detachment treatment by heat or laser, 1 or more sessions87$38.5K$442.542.78x
67113Repair of detached retina and drainage of eye fluid between lens and retina30$37.0K$1.2K2.92x
92201Extended examination of eye with drawing of retina1.8K$32.7K$18.615.36x

Markup Analysis

Charge-to-Payment Ratio

4.22x

This provider submits charges 4.22 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.22x means for every $100 Medicare pays, this provider initially charges $422. This is higher than the national average.

Location

Lutherville, 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.

Michael Grodin (you)
$13.5M
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.

Believe this data is inaccurate? Dispute this data