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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. Nikolas London
๐Ÿ‘๏ธ
MDIndividual

Nikolas London, M.D.

NPI: 1730418849
San Diego, CA
10 years of data
Ophthalmology
$32.2M
Total Payments
189
Beneficiaries
256.4K
Services
2.11x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$32.2M
Specialty median$383.7K

๐Ÿ“‹ Key Findings

1Billed $32.2M over 10 years
22.11x markup ratio (above median)
399th percentile in Ophthalmology by payments
4103 services/day โ€” unusually high
55 procedures with >3x markup

This provider averages 103 services per working day

Based on 256.4K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $32.2M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 103 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 621% 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

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$370.81$183.152.02x$187.66$886.6K4.8K16
2015$386.88$188.812.05x$198.07$1.2M6.4K15
2016$366.66$177.992.06x$188.67$1.8M10.0K18
2017$387.41$180.262.15x$207.15$2.0M11.1K18
2018$399.64$185.472.15x$214.17$2.5M13.5K18
2019$403.12$191.972.10x$211.15$3.3M17.3K20
2020$439.27$207.562.12x$231.71$4.3M20.8K19
2021$448.95$209.542.14x$239.41$4.5M21.6K20
2022$318.29$149.982.12x$168.31$5.3M35.5K23
2023$114.36$55.342.07x$59.02$6.4M115.4K22

Top Procedures (20)

J2778Injection, ranibizumab, 0.1 mg
$10.4M
38.8K services$266.89/svc1.93x markup
J0178Injection, aflibercept, 1 mg
$10.2M
13.8K services$735.83/svc1.69x markup
J2777Injection, faricimab-svoa, 0.1 mg
$3.2M
108.6K services$29.16/svc1.53x markup
67028Injection of drug into eyeโš  6.8x markup
$1.7M
17.2K services$99.31/svc6.82x markup
92012Established patient problem focused exam of visual system
$1.6M
22.4K services$69.71/svc1.62x markup
J3490Unclassified drugs
$1.2M
632 services$1.8K/svc1.73x markup
92134Imaging of retina
$743.5K
22.2K services$33.43/svc2.87x markup
92250Photography of the retina
$447.6K
10.9K services$41.24/svc2.35x markup
92014Established patient complete exam of visual system
$419.8K
4.4K services$95.99/svc1.74x markup
92004New patient complete exam of visual system
$388.9K
3.5K services$112.04/svc1.66x markup
67042Removal of membrane of retina with removal of internal limiting membrane of retina
$357.8K
374 services$956.80/svc1.88x markup
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg
$345.0K
2.2K services$158.48/svc1.77x markup
J2781Injection, pegcetacoplan, intravitreal, 1 mg
$267.9K
2.2K services$120.36/svc2.71x markup
J0179Injection, brolucizumab-dbll, 1 mg
$175.2K
702 services$249.50/svc1.78x markup
J9035Injection, bevacizumab, 10 mg
$167.9K
2.9K services$57.91/svc1.73x markup
67036Removal of eye fluid (vitreous) between lens and retinaโš  3.8x markup
$165.0K
222 services$743.24/svc3.81x markup
92235Exam of retinal blood vessels using a special camera after injection of a dye
$149.0K
1.7K services$85.66/svc2.63x markup
67108Repair of detached retina and drainage of eye fluid between lens and retinaโš  4.1x markup
$109.3K
101 services$1.1K/svc4.06x markup
67145Photocoagulation treatment to prevent detachment of retinaโš  3.1x markup
$101.8K
259 services$393.08/svc3.08x markup
67040Laser destruction of eye fluid (vitreous) between the lens and retinaโš  3.4x markup
$62.1K
74 services$838.52/svc3.41x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J2778Injection, ranibizumab, 0.1 mg38.8K$10.4M$266.891.93x
J0178Injection, aflibercept, 1 mg13.8K$10.2M$735.831.69x
J2777Injection, faricimab-svoa, 0.1 mg108.6K$3.2M$29.161.53x
67028Injection of drug into eye17.2K$1.7M$99.316.82x
92012Established patient problem focused exam of visual system22.4K$1.6M$69.711.62x
J3490Unclassified drugs632$1.2M$1.8K1.73x
92134Imaging of retina22.2K$743.5K$33.432.87x
92250Photography of the retina10.9K$447.6K$41.242.35x
92014Established patient complete exam of visual system4.4K$419.8K$95.991.74x
92004New patient complete exam of visual system3.5K$388.9K$112.041.66x
67042Removal of membrane of retina with removal of internal limiting membrane of retina374$357.8K$956.801.88x
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg2.2K$345.0K$158.481.77x
J2781Injection, pegcetacoplan, intravitreal, 1 mg2.2K$267.9K$120.362.71x
J0179Injection, brolucizumab-dbll, 1 mg702$175.2K$249.501.78x
J9035Injection, bevacizumab, 10 mg2.9K$167.9K$57.911.73x
67036Removal of eye fluid (vitreous) between lens and retina222$165.0K$743.243.81x
92235Exam of retinal blood vessels using a special camera after injection of a dye1.7K$149.0K$85.662.63x
67108Repair of detached retina and drainage of eye fluid between lens and retina101$109.3K$1.1K4.06x
67145Photocoagulation treatment to prevent detachment of retina259$101.8K$393.083.08x
67040Laser destruction of eye fluid (vitreous) between the lens and retina74$62.1K$838.523.41x

Markup Analysis

Charge-to-Payment Ratio

2.11x

This provider submits charges 2.11 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.11x means for every $100 Medicare pays, this provider initially charges $211. This is higher than the national average.

Location

San Diego, CA

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 CA for peer comparison.

Nikolas London (you)
$32.2M
Nathan Steinle, M.D.
$63.1M
Stephen Couvillion, MD
$47.7M
Margaret Chang, M.D.
$47.6M
David Boyer, MD
$47.5M
Alessandro Castellarin, M.D.
$46.9M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Nathan Steinle, M.D.Santa Barbara, CA$63.1Mโœ“ Clear
Stephen Couvillion, MDSanta Barbara, CA$47.7Mโœ“ Clear
Margaret Chang, M.D.Sacramento, CA$47.6Mโœ“ Clear
David Boyer, MDLos Angeles, CA$47.5Mโœ“ Clear
Alessandro Castellarin, M.D.Santa Barbara, CA$46.9Mโœ“ 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