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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. David Parks
๐Ÿ‘๏ธ
MDIndividual

David Parks, M.D.

NPI: 1841381688
Beverly Hills, CA
10 years of data
Ophthalmology
$16.4M
Total Payments
47.9K
Beneficiaries
130.5K
Services
2.65x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$16.4M
Specialty median$383.7K

๐Ÿ“‹ Key Findings

1Billed $16.4M over 10 years
22.65x markup ratio (above median)
399th percentile in Ophthalmology by payments
452 services/day โ€” unusually high
55 procedures with >3x markup

This provider averages 52 services per working day

Based on 130.5K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $16.4M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 52 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$629.73$296.692.12x$333.04$1.5M14.1K5.3K
2015$581.35$249.242.33x$332.11$1.6M14.4K5.4K
2016$807.54$279.962.88x$527.58$1.8M14.5K5.3K
2017$747.43$244.513.06x$502.92$1.8M14.3K5.5K
2018$689.76$244.382.82x$445.38$1.6M13.6K5.2K
2019$931.77$293.213.18x$638.56$1.6M13.3K5.2K
2020$613.07$212.862.88x$400.21$1.6M12.2K4.3K
2021$843.41$286.512.94x$556.90$1.6M11.4K3.7K
2022$910.22$267.103.41x$643.12$1.7M11.3K4.1K
2023$735.85$278.512.64x$457.34$1.7M11.4K3.9K

Top Procedures (20)

J0178Injection, aflibercept, 1 mg
$6.9M
9.4K services$737.23/svc1.52x markup
67028Injection of drug into eyeโš  7.3x markup
$2.4M
25.0K services$96.38/svc7.29x markup
92012Eye and medical examination for diagnosis and treatment, established patient
$1.1M
15.8K services$70.98/svc2.07x markup
92134Diagnostic imaging of retina
$938.1K
27.0K services$34.75/svc2.32x markup
J7999Compounded drug, not otherwise classified
$856.8K
11.5K services$74.35/svc2.00x markup
92235Examination of retinal blood vessels by ophthalmoscope
$756.6K
9.1K services$83.15/svc2.12x markup
92014Eye and medical examination for diagnosis and treatment, established patient, 1 or more visits
$564.0K
5.5K services$101.94/svc1.74x markup
J2778Injection, ranibizumab, 0.1 mg
$478.4K
1.7K services$282.56/svc1.77x markup
92250Photography of the retina
$463.7K
9.1K services$51.10/svc1.98x markup
99204New patient office or other outpatient visit, typically 45 minutes
$290.8K
2.3K services$124.59/svc1.73x markup
67042Removal of membrane from the retina, pars plana approachโš  3.1x markup
$284.7K
278 services$1.0K/svc3.09x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$195.6K
2.9K services$67.31/svc1.79x markup
67113Repair of detached retina and drainage of eye fluid between lens and retinaโš  3.2x markup
$190.4K
164 services$1.2K/svc3.24x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$150.1K
1.6K services$92.00/svc1.84x markup
J3590Unclassified biologics
$146.5K
2.9K services$51.34/svc1.95x markup
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg
$113.1K
733 services$154.35/svc1.68x markup
67228Laser destruction of leaking retinal blood vessels, 1 or more sessionsโš  4.1x markup
$92.3K
179 services$515.84/svc4.12x markup
67040Laser destruction of eye fluid (vitreous) between the lens and retinaโš  4.0x markup
$79.6K
103 services$772.83/svc4.01x markup
76512Ultrasound of eye disease, growth, or structure
$69.5K
1.1K services$60.42/svc2.96x markup
Q9977Compounded Drug, Not Otherwise Classified
$44.2K
759 services$58.18/svc1.72x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0178Injection, aflibercept, 1 mg9.4K$6.9M$737.231.52x
67028Injection of drug into eye25.0K$2.4M$96.387.29x
92012Eye and medical examination for diagnosis and treatment, established patient15.8K$1.1M$70.982.07x
92134Diagnostic imaging of retina27.0K$938.1K$34.752.32x
J7999Compounded drug, not otherwise classified11.5K$856.8K$74.352.00x
92235Examination of retinal blood vessels by ophthalmoscope9.1K$756.6K$83.152.12x
92014Eye and medical examination for diagnosis and treatment, established patient, 1 or more visits5.5K$564.0K$101.941.74x
J2778Injection, ranibizumab, 0.1 mg1.7K$478.4K$282.561.77x
92250Photography of the retina9.1K$463.7K$51.101.98x
99204New patient office or other outpatient visit, typically 45 minutes2.3K$290.8K$124.591.73x
67042Removal of membrane from the retina, pars plana approach278$284.7K$1.0K3.09x
99213Established patient office or other outpatient visit, typically 15 minutes2.9K$195.6K$67.311.79x
67113Repair of detached retina and drainage of eye fluid between lens and retina164$190.4K$1.2K3.24x
99214Established patient office or other outpatient, visit typically 25 minutes1.6K$150.1K$92.001.84x
J3590Unclassified biologics2.9K$146.5K$51.341.95x
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg733$113.1K$154.351.68x
67228Laser destruction of leaking retinal blood vessels, 1 or more sessions179$92.3K$515.844.12x
67040Laser destruction of eye fluid (vitreous) between the lens and retina103$79.6K$772.834.01x
76512Ultrasound of eye disease, growth, or structure1.1K$69.5K$60.422.96x
Q9977Compounded Drug, Not Otherwise Classified759$44.2K$58.181.72x

Markup Analysis

Charge-to-Payment Ratio

2.65x

This provider submits charges 2.65 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.65x means for every $100 Medicare pays, this provider initially charges $265. This is higher than the national average.

Location

Beverly Hills, 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.

David Parks (you)
$16.4M
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.

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