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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.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Charles Park
๐Ÿง 
MDIndividual

Charles Park, MD

NPI: 1861438517
Baltimore, MD
10 years of data
Neurosurgery
$5.0M
Total Payments
14.8K
Beneficiaries
18.5K
Services
4.51x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$5.0M
Specialty median$71.9K

๐Ÿ“‹ Key Findings

1Billed $5.0M over 10 years
24.51x markup ratio (above median)
399th percentile in Neurosurgery by payments
4Payments surged 71% in 2016
520 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.0M in total Medicare payments ranks in the 99th percentile of Neurosurgery providers nationally.

Medicare payments to this provider grew 188% 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 71% in 2016

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$2.1K$505.624.20x$1.6K$204.3K757655
2015$1.7K$378.744.61x$1.4K$276.8K1.0K908
2016$1.7K$402.124.26x$1.3K$473.5K1.6K1.3K
2017$1.8K$414.294.43x$1.4K$562.3K1.9K1.4K
2018$2.2K$489.294.53x$1.7K$519.6K1.9K1.4K
2019$2.2K$479.464.59x$1.7K$608.8K2.2K1.8K
2020$1.9K$424.484.45x$1.5K$509.1K2.0K1.5K
2021$1.9K$447.064.30x$1.5K$638.0K2.4K2.0K
2022$2.2K$475.574.69x$1.8K$618.9K2.4K2.0K
2023$2.2K$473.254.58x$1.7K$589.1K2.3K1.8K

Top Procedures (20)

22612Fusion of lower spine bones, posterior or posterolateral approachโš  3.9x markup
$1.1M
791 services$1.4K/svc3.90x markup
22558Fusion of spine bones with removal of disc at lower spinal column, anterior approachโš  7.6x markup
$522.2K
764 services$683.51/svc7.62x markup
22551Fusion of spine bones with removal of disc at upper spinal column, anterior approachโš  4.0x markup
$517.1K
353 services$1.5K/svc3.98x markup
22842Insertion of posterior spinal instrumentation for spinal stabilization, 3 to 6 vertebral segmentsโš  3.9x markup
$375.4K
558 services$672.80/svc3.86x markup
99213Established patient office or other outpatient visit, typically 15 minutesโš  4.3x markup
$326.7K
6.0K services$54.62/svc4.28x markup
99214Established patient office or other outpatient, visit typically 25 minutesโš  4.1x markup
$241.4K
2.8K services$86.88/svc4.11x markup
63047Partial removal of middle spine bone with release of spinal cord and/or nervesโš  6.1x markup
$238.4K
387 services$616.13/svc6.12x markup
22614Fusion of spine bones, posterior or posterolateral approachโš  3.8x markup
$230.2K
664 services$346.64/svc3.84x markup
99204New patient office or other outpatient visit, typically 45 minutesโš  4.1x markup
$206.4K
1.7K services$124.02/svc4.12x markup
22853Insertion of device into intervertebral disc space of spine and fusion of vertebraeโš  3.9x markup
$201.1K
889 services$226.20/svc3.90x markup
22845Insertion of anterior spinal instrumentation for spinal stabilization, 2 to 3 vertebral segmentsโš  3.9x markup
$146.5K
231 services$634.40/svc3.90x markup
22585Fusion of spine bones with removal of disc, anterior approachโš  3.9x markup
$119.5K
416 services$287.37/svc3.88x markup
22840Insertion of posterior spinal instrumentation at base of neck for stabilization, 1 interspaceโš  3.9x markup
$105.1K
159 services$660.98/svc3.88x markup
22851Insertion of spinal instrumentation for spinal stabilizationโš  3.8x markup
$90.8K
255 services$356.18/svc3.78x markup
22849Reinsertion of spinal fixation deviceโš  7.0x markup
$89.0K
140 services$635.84/svc7.02x markup
99203New patient office or other outpatient visit, typically 30 minutesโš  4.2x markup
$86.2K
1.2K services$74.37/svc4.22x markup
22552Fusion of spine bones with removal of disc at upper spinal column, anterior approachโš  3.9x markup
$75.7K
216 services$350.51/svc3.87x markup
63048Partial removal of spine bone with release of spinal cord and/or nervesโš  3.9x markup
$75.0K
401 services$187.04/svc3.85x markup
22600Fusion of upper spine bones, posterior or posterolateral approachโš  4.0x markup
$63.1K
57 services$1.1K/svc3.97x markup
99223Initial hospital inpatient care, typically 70 minutes per dayโš  3.9x markup
$37.9K
228 services$166.04/svc3.93x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
22612Fusion of lower spine bones, posterior or posterolateral approach791$1.1M$1.4K3.90x
22558Fusion of spine bones with removal of disc at lower spinal column, anterior approach764$522.2K$683.517.62x
22551Fusion of spine bones with removal of disc at upper spinal column, anterior approach353$517.1K$1.5K3.98x
22842Insertion of posterior spinal instrumentation for spinal stabilization, 3 to 6 vertebral segments558$375.4K$672.803.86x
99213Established patient office or other outpatient visit, typically 15 minutes6.0K$326.7K$54.624.28x
99214Established patient office or other outpatient, visit typically 25 minutes2.8K$241.4K$86.884.11x
63047Partial removal of middle spine bone with release of spinal cord and/or nerves387$238.4K$616.136.12x
22614Fusion of spine bones, posterior or posterolateral approach664$230.2K$346.643.84x
99204New patient office or other outpatient visit, typically 45 minutes1.7K$206.4K$124.024.12x
22853Insertion of device into intervertebral disc space of spine and fusion of vertebrae889$201.1K$226.203.90x
22845Insertion of anterior spinal instrumentation for spinal stabilization, 2 to 3 vertebral segments231$146.5K$634.403.90x
22585Fusion of spine bones with removal of disc, anterior approach416$119.5K$287.373.88x
22840Insertion of posterior spinal instrumentation at base of neck for stabilization, 1 interspace159$105.1K$660.983.88x
22851Insertion of spinal instrumentation for spinal stabilization255$90.8K$356.183.78x
22849Reinsertion of spinal fixation device140$89.0K$635.847.02x
99203New patient office or other outpatient visit, typically 30 minutes1.2K$86.2K$74.374.22x
22552Fusion of spine bones with removal of disc at upper spinal column, anterior approach216$75.7K$350.513.87x
63048Partial removal of spine bone with release of spinal cord and/or nerves401$75.0K$187.043.85x
22600Fusion of upper spine bones, posterior or posterolateral approach57$63.1K$1.1K3.97x
99223Initial hospital inpatient care, typically 70 minutes per day228$37.9K$166.043.93x

Markup Analysis

Charge-to-Payment Ratio

4.51x

This provider submits charges 4.51 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.51x means for every $100 Medicare pays, this provider initially charges $451. This is higher than the national average.

Location

Baltimore, MD

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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