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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. Mark Chiu
๐Ÿ‘๏ธ
MDIndividual

Mark Chiu, M.D.

NPI: 1821083932
Albuquerque, NM
10 years of data
Ophthalmology
$26.4M
Total Payments
152
Beneficiaries
155.2K
Services
1.98x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$26.4M
Specialty median$383.7K

๐Ÿ“‹ Key Findings

1Billed $26.4M over 10 years
21.98x markup ratio
399th percentile in Ophthalmology by payments
462 services/day โ€” unusually high
5Payments surged 59% in 2020
67 procedures with >3x markup

This provider averages 62 services per working day

Based on 155.2K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $26.4M in total Medicare payments ranks in the 99th percentile of Ophthalmology providers nationally.

Averaging 62 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 187% 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

๐Ÿ“ˆ

Notable: Payments increased 59% in 2020

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 โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$403.99$193.642.09x$210.35$1.3M6.9K14
2015$380.83$183.652.07x$197.18$1.5M8.2K16
2016$446.62$207.752.15x$238.87$1.5M7.2K17
2017$466.42$223.452.09x$242.97$1.7M7.7K13
2018$401.01$212.811.88x$188.20$2.0M9.2K15
2019$462.04$241.681.91x$220.36$2.3M9.4K17
2020$500.80$267.541.87x$233.26$3.6M13.5K16
2021$537.35$285.381.88x$251.97$4.7M16.5K17
2022$383.83$189.672.02x$194.16$4.0M20.9K14
2023$139.41$68.382.04x$71.03$3.8M55.7K13

Top Procedures (20)

J0178Injection, aflibercept, 1 mg
$15.0M
20.4K services$736.04/svc1.70x markup
J2778Injection, ranibizumab, 0.1 mg
$4.5M
16.6K services$268.10/svc1.86x markup
67028Injection of drug into eyeโš  4.2x markup
$1.6M
18.8K services$83.91/svc4.24x markup
J2777Injection, faricimab-svoa, 0.1 mg
$1.6M
53.6K services$29.27/svc1.95x markup
J0179Injection, brolucizumab-dbll, 1 mg
$882.3K
3.5K services$249.25/svc1.67x markup
92134Imaging of retina
$462.9K
15.8K services$29.30/svc2.38x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$410.2K
4.8K services$85.34/svc1.97x markup
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg
$380.3K
2.4K services$157.93/svc1.72x markup
92014Established patient complete exam of visual system
$318.3K
4.0K services$79.58/svc2.35x markup
J3490Unclassified drugsโš  3.1x markup
$249.5K
142 services$1.8K/svc3.14x markup
99213Established patient office or other outpatient visit, 20-29 minutes
$243.4K
4.6K services$53.02/svc2.10x markup
J9035Injection, bevacizumab, 10 mg
$173.6K
3.1K services$55.49/svc2.64x markup
J7999Compounded drug, not otherwise classifiedโš  4.5x markup
$137.1K
2.1K services$66.31/svc4.45x markup
92012Eye and medical examination for diagnosis and treatment, established patient
$113.0K
1.9K services$58.42/svc2.14x markup
67113Repair of detached retina and drainage of eye fluid between lens and retinaโš  3.5x markup
$73.9K
63 services$1.2K/svc3.54x markup
J3590Unclassified biologics
$73.4K
38 services$1.9K/svc1.83x markup
67228Laser destruction of leaking retinal blood vessels, 1 or more sessionsโš  4.1x markup
$55.0K
145 services$379.02/svc4.06x markup
67041Removal of membrane from the retinaโš  3.5x markup
$49.0K
53 services$923.74/svc3.45x markup
67042Removal of membrane from the retina, pars plana approachโš  3.9x markup
$33.5K
38 services$880.87/svc3.94x markup
92004Eye and medical examination for diagnosis and treatment, new patient, 1 or more visits
$24.1K
260 services$92.67/svc2.43x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0178Injection, aflibercept, 1 mg20.4K$15.0M$736.041.70x
J2778Injection, ranibizumab, 0.1 mg16.6K$4.5M$268.101.86x
67028Injection of drug into eye18.8K$1.6M$83.914.24x
J2777Injection, faricimab-svoa, 0.1 mg53.6K$1.6M$29.271.95x
J0179Injection, brolucizumab-dbll, 1 mg3.5K$882.3K$249.251.67x
92134Imaging of retina15.8K$462.9K$29.302.38x
99214Established patient office or other outpatient visit, 30-39 minutes4.8K$410.2K$85.341.97x
J7312Injection, dexamethasone, intravitreal implant, 0.1 mg2.4K$380.3K$157.931.72x
92014Established patient complete exam of visual system4.0K$318.3K$79.582.35x
J3490Unclassified drugs142$249.5K$1.8K3.14x
99213Established patient office or other outpatient visit, 20-29 minutes4.6K$243.4K$53.022.10x
J9035Injection, bevacizumab, 10 mg3.1K$173.6K$55.492.64x
J7999Compounded drug, not otherwise classified2.1K$137.1K$66.314.45x
92012Eye and medical examination for diagnosis and treatment, established patient1.9K$113.0K$58.422.14x
67113Repair of detached retina and drainage of eye fluid between lens and retina63$73.9K$1.2K3.54x
J3590Unclassified biologics38$73.4K$1.9K1.83x
67228Laser destruction of leaking retinal blood vessels, 1 or more sessions145$55.0K$379.024.06x
67041Removal of membrane from the retina53$49.0K$923.743.45x
67042Removal of membrane from the retina, pars plana approach38$33.5K$880.873.94x
92004Eye and medical examination for diagnosis and treatment, new patient, 1 or more visits260$24.1K$92.672.43x

Markup Analysis

Charge-to-Payment Ratio

1.98x

This provider submits charges 1.98 times higher than what Medicare actually pays.

What This Means

A markup ratio of 1.98x means for every $100 Medicare pays, this provider initially charges $198. This is lower than the national average.

Location

Albuquerque, NM

Provider Verification

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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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