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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. Denise Najjar
๐Ÿ”ฌ
MDIndividual

Denise Najjar, M.D.

NPI: 1104911718
Philadelphia, PA
10 years of data
Pathology
$5.3M
Total Payments
53.7K
Beneficiaries
58.5K
Services
3.21x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$5.3M
Specialty median$84.1K

๐Ÿ“‹ Key Findings

1Billed $5.3M over 10 years
23.21x markup ratio (above median)
399th percentile in Pathology by payments
4Payments surged 531% in 2023
56 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.3M in total Medicare payments ranks in the 99th percentile of Pathology providers nationally.

Medicare payments to this provider grew 327% 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 531% in 2023

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$162.29$68.052.38x$94.24$175.1K4.4K3.7K
2015$268.57$104.012.58x$164.56$376.7K5.6K4.8K
2016$278.86$109.162.55x$169.70$377.7K5.3K4.6K
2017$248.44$93.322.66x$155.12$384.2K6.5K5.9K
2018$525.83$187.322.81x$338.51$620.6K5.9K5.7K
2019$530.05$174.483.04x$355.57$899.2K8.1K7.6K
2020$532.05$170.813.11x$361.24$827.5K7.2K6.7K
2021$530.69$177.123.00x$353.57$763.2K7.0K6.5K
2022$276.59$94.062.94x$182.53$118.5K2.5K2.5K
2023$526.04$168.623.12x$357.42$748.0K6.0K5.6K

Top Procedures (12)

88121Cell examination of urine
$1.6M
4.1K services$394.72/svc2.63x markup
88112Cell examination of specimenโš  3.8x markup
$1.3M
24.9K services$51.20/svc3.80x markup
G0416Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method, 10-20 specimensโš  3.7x markup
$1.1M
3.0K services$358.84/svc3.67x markup
88120Cell examination of urine
$453.0K
1.4K services$335.31/svc2.36x markup
88305Pathology examination of tissue using a microscope, intermediate complexityโš  3.4x markup
$429.0K
12.3K services$34.98/svc3.36x markup
88342Tissue or cell analysis by immunologic techniqueโš  3.7x markup
$190.9K
5.2K services$36.44/svc3.72x markup
88344Special stained specimen slides to examine tissue
$110.6K
781 services$141.66/svc2.05x markup
88313Special stained specimen slides to examine tissue including interpretation and reportโš  3.7x markup
$87.2K
5.8K services$15.01/svc3.67x markup
88312Special stained specimen slides to identify organisms including interpretation and report
$29.1K
366 services$79.64/svc2.76x markup
G0461Immunohistochemistry or immunocytochemistry, per specimen; first single or multiplex antibody stainโš  4.5x markup
$12.7K
442 services$28.65/svc4.48x markup
88341Special stained specimen slides to examine tissue
$12.6K
193 services$65.25/svc2.59x markup
G0462Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure)
$1.7K
56 services$30.00/svc2.00x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
88121Cell examination of urine4.1K$1.6M$394.722.63x
88112Cell examination of specimen24.9K$1.3M$51.203.80x
G0416Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method, 10-20 specimens3.0K$1.1M$358.843.67x
88120Cell examination of urine1.4K$453.0K$335.312.36x
88305Pathology examination of tissue using a microscope, intermediate complexity12.3K$429.0K$34.983.36x
88342Tissue or cell analysis by immunologic technique5.2K$190.9K$36.443.72x
88344Special stained specimen slides to examine tissue781$110.6K$141.662.05x
88313Special stained specimen slides to examine tissue including interpretation and report5.8K$87.2K$15.013.67x
88312Special stained specimen slides to identify organisms including interpretation and report366$29.1K$79.642.76x
G0461Immunohistochemistry or immunocytochemistry, per specimen; first single or multiplex antibody stain442$12.7K$28.654.48x
88341Special stained specimen slides to examine tissue193$12.6K$65.252.59x
G0462Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure)56$1.7K$30.002.00x

Markup Analysis

Charge-to-Payment Ratio

3.21x

This provider submits charges 3.21 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.21x means for every $100 Medicare pays, this provider initially charges $321. This is higher than the national average.

Location

Philadelphia, PA

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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