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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. Carl Park
👁️
MDIndividual

Carl Park, M.D.

NPI: 1942274535
Plymouth Meeting, PA
10 years of data
Ophthalmology
$57.4M
Total Payments
191
Beneficiaries
261.6K
Services
3.41x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$57.4M
Specialty median$383.7K
Rank #27 of 189 in specialty

📋 Key Findings

1Billed $57.4M over 10 years
23.41x markup ratio (above median)
399th percentile in Ophthalmology by payments
4105 services/day — unusually high
515 procedures with >3x markup

This provider averages 105 services per working day

Based on 261.6K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $57.4M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 105 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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$620.21$199.313.11x$420.90$4.6M23.3K19
2015$674.90$212.933.17x$461.97$4.9M23.1K20
2016$733.61$224.833.26x$508.78$5.4M23.9K22
2017$740.05$226.063.27x$513.99$5.6M24.8K19
2018$760.15$230.823.29x$529.33$6.6M28.6K23
2019$782.20$230.683.39x$551.52$6.6M28.7K20
2020$827.52$238.363.47x$589.16$5.9M24.9K18
2021$815.37$231.693.52x$583.68$6.4M27.5K17
2022$838.49$225.653.72x$612.84$5.8M25.5K15
2023$674.12$177.303.80x$496.82$5.5M31.2K18

Top Procedures (20)

J2778Injection, ranibizumab, 0.1 mg⚠ 3.3x markup
$24.0M
86.8K services$275.88/svc3.26x markup
J0178Injection, aflibercept, 1 mg⚠ 3.3x markup
$23.6M
32.1K services$735.29/svc3.31x markup
67028Injection of drug into eye⚠ 4.9x markup
$2.9M
30.9K services$94.17/svc4.89x markup
92012Established patient problem focused exam of visual system
$2.0M
30.9K services$66.19/svc2.76x markup
92134Imaging of retina⚠ 4.4x markup
$1.7M
50.4K services$32.82/svc4.41x markup
Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg⚠ 3.7x markup
$758.8K
3.5K services$216.62/svc3.69x markup
92014Established patient complete exam of visual system
$712.9K
7.9K services$89.77/svc2.95x markup
99204New patient office or other outpatient visit, 45-59 minutes
$517.8K
4.2K services$123.87/svc2.78x markup
67042Removal of membrane of retina with removal of internal limiting membrane of retina⚠ 5.9x markup
$211.3K
205 services$1.0K/svc5.94x markup
J2777Injection, faricimab-svoa, 0.1 mg
$167.5K
6.0K services$27.91/svc2.62x markup
67108Repair of detached retina and drainage of eye fluid between lens and retina, with removal of vitreous fluid⚠ 6.1x markup
$113.7K
102 services$1.1K/svc6.13x markup
J9035Injection, bevacizumab, 10 mg⚠ 3.5x markup
$103.5K
1.8K services$57.09/svc3.45x markup
92235Exam of retinal blood vessels using a special camera after injection of a dye⚠ 5.2x markup
$74.5K
896 services$83.15/svc5.23x markup
J2781Injection, pegcetacoplan, intravitreal, 1 mg⚠ 3.9x markup
$72.2K
600 services$120.36/svc3.87x markup
67228Laser destruction of leaking retinal blood vessels, 1 or more sessions⚠ 9.6x markup
$68.1K
145 services$469.36/svc9.63x markup
92250Photography of the retina⚠ 4.2x markup
$44.6K
877 services$50.84/svc4.23x markup
92004New patient complete exam of visual system
$38.8K
347 services$111.85/svc2.84x markup
99214Established patient office or other outpatient visit, 30-39 minutes⚠ 3.1x markup
$35.4K
488 services$72.60/svc3.11x markup
J3490Unclassified drugs⚠ 4.0x markup
$35.4K
20 services$1.8K/svc3.96x markup
J7999Compounded drug, not otherwise classified⚠ 5.9x markup
$34.9K
473 services$73.73/svc5.90x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J2778Injection, ranibizumab, 0.1 mg86.8K$24.0M$275.883.26x
J0178Injection, aflibercept, 1 mg32.1K$23.6M$735.293.31x
67028Injection of drug into eye30.9K$2.9M$94.174.89x
92012Established patient problem focused exam of visual system30.9K$2.0M$66.192.76x
92134Imaging of retina50.4K$1.7M$32.824.41x
Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg3.5K$758.8K$216.623.69x
92014Established patient complete exam of visual system7.9K$712.9K$89.772.95x
99204New patient office or other outpatient visit, 45-59 minutes4.2K$517.8K$123.872.78x
67042Removal of membrane of retina with removal of internal limiting membrane of retina205$211.3K$1.0K5.94x
J2777Injection, faricimab-svoa, 0.1 mg6.0K$167.5K$27.912.62x
67108Repair of detached retina and drainage of eye fluid between lens and retina, with removal of vitreous fluid102$113.7K$1.1K6.13x
J9035Injection, bevacizumab, 10 mg1.8K$103.5K$57.093.45x
92235Exam of retinal blood vessels using a special camera after injection of a dye896$74.5K$83.155.23x
J2781Injection, pegcetacoplan, intravitreal, 1 mg600$72.2K$120.363.87x
67228Laser destruction of leaking retinal blood vessels, 1 or more sessions145$68.1K$469.369.63x
92250Photography of the retina877$44.6K$50.844.23x
92004New patient complete exam of visual system347$38.8K$111.852.84x
99214Established patient office or other outpatient visit, 30-39 minutes488$35.4K$72.603.11x
J3490Unclassified drugs20$35.4K$1.8K3.96x
J7999Compounded drug, not otherwise classified473$34.9K$73.735.90x

Markup Analysis

Charge-to-Payment Ratio

3.41x

This provider submits charges 3.41 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.41x means for every $100 Medicare pays, this provider initially charges $341. This is higher than the national average.

Location

Plymouth Meeting, PA

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 PA for peer comparison.

Carl Park (you)
$57.4M
Richard Kaiser, MD
$75.2M
Allen Ho, MD
$67.7M
Carl Regillo, MD
$63.5M
Marc Spirn, MD
$63.4M
Mitchell Fineman, MD
$61.7M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Richard Kaiser, MDPlymouth Meeting, PA$75.2M✓ Clear
Allen Ho, MDPlymouth Meeting, PA$67.7M✓ Clear
Carl Regillo, MDPlymouth Meeting, PA$63.5M✓ Clear
Marc Spirn, MDPlymouth Meeting, PA$63.4M✓ Clear
Mitchell Fineman, MDPlymouth Meeting, PA$61.7M✓ 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