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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
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Methodology•Download Data
  1. Home
  2. Providers
  3. Adam Gerstenblith
👁️
MDIndividual

Adam Gerstenblith, MD

NPI: 1265654875
Hagerstown, MD
10 years of data
Ophthalmology
$26.2M
Total Payments
169
Beneficiaries
180.7K
Services
2.24x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$26.2M
Specialty median$383.7K

📋 Key Findings

1Billed $26.2M over 10 years
22.24x markup ratio (above median)
399th percentile in Ophthalmology by payments
472 services/day — unusually high
5Payments surged 87% in 2015
67 procedures with >3x markup

This provider averages 72 services per working day

Based on 180.7K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $26.2M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 72 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 500% from 2014 to 2023.

63% of their billing comes from a single procedure code (J0178 — Injection, aflibercept, 1 mg).

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

📈

Notable: Payments increased 87% 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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$405.35$171.992.36x$233.36$692.1K4.0K14
2015$536.72$205.622.61x$331.10$1.3M6.3K18
2016$540.47$203.502.66x$336.97$1.7M8.5K19
2017$620.20$225.302.75x$394.90$2.0M8.8K16
2018$592.80$233.492.54x$359.31$2.7M11.6K21
2019$553.24$257.432.15x$295.81$3.3M13.0K17
2020$495.51$236.642.09x$258.87$3.1M13.1K14
2021$507.90$244.502.08x$263.40$3.6M14.9K15
2022$415.19$198.692.09x$216.50$3.5M17.6K19
2023$96.51$50.141.92x$46.37$4.2M82.9K16

Top Procedures (20)

J0178Injection, aflibercept, 1 mg
$16.4M
22.4K services$735.46/svc1.96x markup
J2777Injection, faricimab-svoa, 0.1 mg
$2.2M
75.4K services$28.91/svc1.44x markup
92014Established patient complete exam of visual system
$1.7M
18.8K services$91.66/svc2.14x markup
J2778Injection, ranibizumab, 0.1 mg
$1.5M
5.0K services$297.61/svc1.68x markup
67028Injection of drug into eye⚠ 6.0x markup
$1.3M
15.5K services$84.59/svc5.96x markup
92134Imaging of retina⚠ 4.5x markup
$673.1K
21.5K services$31.28/svc4.47x markup
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg
$422.5K
2.8K services$153.12/svc2.61x markup
99204New patient office or other outpatient visit, 45-59 minutes
$277.0K
2.3K services$121.74/svc2.03x markup
J3490Unclassified drugs
$259.4K
144 services$1.8K/svc1.65x markup
92012Established patient problem focused exam of visual system
$200.8K
3.2K services$62.43/svc2.00x markup
67042Removal of membrane of retina with removal of internal limiting membrane of retina
$174.5K
182 services$958.54/svc2.98x markup
J2781Injection, pegcetacoplan, intravitreal, 1 mg
$130.6K
1.1K services$120.36/svc1.66x markup
92250Photography of the retina⚠ 4.7x markup
$130.0K
3.1K services$42.32/svc4.73x markup
J3590Unclassified biologics
$123.8K
70 services$1.8K/svc1.41x markup
92235Exam of retinal blood vessels using a special camera after injection of a dye
$120.2K
1.5K services$80.29/svc2.49x markup
92004New patient complete exam of visual system
$100.7K
901 services$111.75/svc2.22x markup
67210Destruction of growth of retina using a laser⚠ 3.6x markup
$97.1K
234 services$415.11/svc3.63x markup
92202Extended exam of the back part of the eye with optic nerve drawing⚠ 6.2x markup
$54.1K
4.4K services$12.32/svc6.16x markup
67036Removal of eye fluid (vitreous) between lens and retina⚠ 3.8x markup
$49.0K
75 services$653.52/svc3.83x markup
67145Photocoagulation treatment to prevent detachment of retina⚠ 4.8x markup
$34.4K
100 services$344.19/svc4.79x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0178Injection, aflibercept, 1 mg22.4K$16.4M$735.461.96x
J2777Injection, faricimab-svoa, 0.1 mg75.4K$2.2M$28.911.44x
92014Established patient complete exam of visual system18.8K$1.7M$91.662.14x
J2778Injection, ranibizumab, 0.1 mg5.0K$1.5M$297.611.68x
67028Injection of drug into eye15.5K$1.3M$84.595.96x
92134Imaging of retina21.5K$673.1K$31.284.47x
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg2.8K$422.5K$153.122.61x
99204New patient office or other outpatient visit, 45-59 minutes2.3K$277.0K$121.742.03x
J3490Unclassified drugs144$259.4K$1.8K1.65x
92012Established patient problem focused exam of visual system3.2K$200.8K$62.432.00x
67042Removal of membrane of retina with removal of internal limiting membrane of retina182$174.5K$958.542.98x
J2781Injection, pegcetacoplan, intravitreal, 1 mg1.1K$130.6K$120.361.66x
92250Photography of the retina3.1K$130.0K$42.324.73x
J3590Unclassified biologics70$123.8K$1.8K1.41x
92235Exam of retinal blood vessels using a special camera after injection of a dye1.5K$120.2K$80.292.49x
92004New patient complete exam of visual system901$100.7K$111.752.22x
67210Destruction of growth of retina using a laser234$97.1K$415.113.63x
92202Extended exam of the back part of the eye with optic nerve drawing4.4K$54.1K$12.326.16x
67036Removal of eye fluid (vitreous) between lens and retina75$49.0K$653.523.83x
67145Photocoagulation treatment to prevent detachment of retina100$34.4K$344.194.79x

Markup Analysis

Charge-to-Payment Ratio

2.24x

This provider submits charges 2.24 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.24x means for every $100 Medicare pays, this provider initially charges $224. This is higher than the national average.

Location

Hagerstown, 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.

Adam Gerstenblith (you)
$26.2M
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 ▾
ProviderLocationTotal PaymentsStatus
Michael Elman, M.D.Baltimore, MD$68.5M✓ Clear
David Warrow, M.D.Hagerstown, MD$65.5M✓ Clear
Raymond Sjaarda, M.D.Baltimore, MD$47.2M✓ Clear
Allen Hu, MDHagerstown, MD$45.7M✓ Clear
James Rial, M.D.Salisbury, MD$45.2M✓ Clear

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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