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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 Chase
๐Ÿฆด
MDIndividual

Mark Chase, MD

NPI: 1699849711
Glen Ridge, NJ
10 years of data
Orthopedic Surgery
$3.9M
Total Payments
30.4K
Beneficiaries
51.7K
Services
2.22x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$3.9M
Specialty median$103.3K

๐Ÿ“‹ Key Findings

1Billed $3.9M over 10 years
22.22x markup ratio (above median)
399th percentile in Orthopedic Surgery by payments
4Payments surged 62% in 2021
54 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $3.9M in total Medicare payments ranks in the 99th percentile of Orthopedic Surgery providers nationally.

Medicare payments to this provider grew 58% 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 62% in 2021

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$142.12$104.791.36x$37.33$277.6K5.5K3.5K
2015$181.28$132.881.36x$48.40$359.0K6.0K3.6K
2016$206.02$133.671.54x$72.35$374.1K5.9K3.7K
2017$244.35$144.411.69x$99.94$356.2K5.7K2.7K
2018$223.36$128.441.74x$94.92$355.2K5.9K2.6K
2019$343.93$242.521.42x$101.41$437.4K4.9K2.4K
2020$259.17$194.891.33x$64.28$302.6K3.6K2.3K
2021$1.1K$208.665.36x$908.97$488.9K4.5K3.0K
2022$1.5K$244.866.28x$1.3K$506.3K4.7K3.2K
2023$1.5K$224.816.66x$1.3K$438.3K4.9K3.3K

Top Procedures (20)

99213Established patient office or other outpatient visit, typically 15 minutes
$640.6K
10.8K services$59.40/svc1.54x markup
20610Aspiration and/or injection of large joint or joint capsule
$613.7K
10.9K services$56.16/svc2.63x markup
J7326Hyaluronan or derivative, gel-one, for intra-articular injection, per dose
$547.0K
720 services$759.73/svc1.81x markup
J7324Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose
$468.7K
3.1K services$150.31/svc1.65x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$363.6K
3.8K services$94.52/svc2.23x markup
27447Repair of knee jointโš  3.4x markup
$222.6K
220 services$1.0K/svc3.37x markup
27130Replacement of thigh bone and hip joint prosthesisโš  5.3x markup
$120.7K
142 services$850.05/svc5.34x markup
99204New patient office or other outpatient visit, typically 45 minutes
$99.6K
768 services$129.64/svc2.78x markup
99203New patient office or other outpatient visit, typically 30 minutes
$97.0K
1.2K services$81.61/svc1.59x markup
J7327Hyaluronan or derivative, monovisc, for intra-articular injection, per dose
$96.0K
170 services$564.65/svc2.40x markup
27245Surgical treatment of broken thigh boneโš  3.4x markup
$77.4K
75 services$1.0K/svc3.44x markup
73560X-ray of knee, 1 or 2 views
$74.1K
3.0K services$24.75/svc2.23x markup
27236Open treatment of broken thigh bone with insertion of hardware or prosthetic replacement
$66.5K
68 services$977.55/svc2.64x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$51.0K
330 services$154.42/svc1.41x markup
73030X-ray of shoulder, minimum of 2 views
$34.6K
1.4K services$24.22/svc2.19x markup
72170X-ray of pelvis, 1 or 2 viewsโš  3.1x markup
$32.9K
1.5K services$22.22/svc3.11x markup
99222Initial hospital inpatient care, typically 50 minutes per day
$30.4K
265 services$114.62/svc1.56x markup
72100X-ray of lower and sacral spine, 2 or 3 views
$29.8K
1.0K services$29.26/svc2.53x markup
J0702Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg
$22.5K
4.8K services$4.73/svc1.87x markup
73565X-ray of both knees, standing, front to back view
$22.1K
790 services$28.00/svc1.76x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99213Established patient office or other outpatient visit, typically 15 minutes10.8K$640.6K$59.401.54x
20610Aspiration and/or injection of large joint or joint capsule10.9K$613.7K$56.162.63x
J7326Hyaluronan or derivative, gel-one, for intra-articular injection, per dose720$547.0K$759.731.81x
J7324Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose3.1K$468.7K$150.311.65x
99214Established patient office or other outpatient, visit typically 25 minutes3.8K$363.6K$94.522.23x
27447Repair of knee joint220$222.6K$1.0K3.37x
27130Replacement of thigh bone and hip joint prosthesis142$120.7K$850.055.34x
99204New patient office or other outpatient visit, typically 45 minutes768$99.6K$129.642.78x
99203New patient office or other outpatient visit, typically 30 minutes1.2K$97.0K$81.611.59x
J7327Hyaluronan or derivative, monovisc, for intra-articular injection, per dose170$96.0K$564.652.40x
27245Surgical treatment of broken thigh bone75$77.4K$1.0K3.44x
73560X-ray of knee, 1 or 2 views3.0K$74.1K$24.752.23x
27236Open treatment of broken thigh bone with insertion of hardware or prosthetic replacement68$66.5K$977.552.64x
99223Initial hospital inpatient care, typically 70 minutes per day330$51.0K$154.421.41x
73030X-ray of shoulder, minimum of 2 views1.4K$34.6K$24.222.19x
72170X-ray of pelvis, 1 or 2 views1.5K$32.9K$22.223.11x
99222Initial hospital inpatient care, typically 50 minutes per day265$30.4K$114.621.56x
72100X-ray of lower and sacral spine, 2 or 3 views1.0K$29.8K$29.262.53x
J0702Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg4.8K$22.5K$4.731.87x
73565X-ray of both knees, standing, front to back view790$22.1K$28.001.76x

Markup Analysis

Charge-to-Payment Ratio

2.22x

This provider submits charges 2.22 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.22x means for every $100 Medicare pays, this provider initially charges $222. This is higher than the national average.

Location

Glen Ridge, NJ

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

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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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