OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending

Explore

  • Providers
  • Procedures
  • States
  • Specialties
  • Search

Fraud Analysis

  • Still Out There (AI)
  • Fraud Overview
  • Fraud Watchlist
  • Deep Dive Profiles
  • Impossible Numbers
  • Report Fraud

Investigations

  • The Algorithm Knows
  • How We Built the Model
  • Internal Medicine Crisis
  • Florida & California Fraud
  • Million Dollar Flagged
  • All Investigations

Tools

  • Provider Lookup
  • Compare
  • Cost Calculator
  • Your Medicare Dollar
  • Downloads

About

  • About OpenMedicare
  • Methodology
  • Glossary
  • Data Sources
  • API Docs
  • Updates
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. Tajammul Ehsan
๐Ÿง 
MDIndividual

Tajammul Ehsan, MD

NPI: 1760583397
Herndon, VA
10 years of data
Neurology
$6.5M
Total Payments
25.3K
Beneficiaries
44.6K
Services
2.17x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$6.5M
Specialty median$87.3K

๐Ÿ“‹ Key Findings

1Billed $6.5M over 10 years
22.17x markup ratio (above median)
399th percentile in Neurology by payments
4Payments surged 127% in 2023
56 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $6.5M in total Medicare payments ranks in the 99th percentile of Neurology providers nationally.

This provider's billing patterns fall within normal ranges for their specialty.

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 127% 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$592.34$228.922.59x$363.42$821.7K5.7K3.1K
2015$546.27$221.342.47x$324.93$719.5K5.1K2.9K
2016$454.56$199.832.27x$254.73$936.8K6.1K3.2K
2017$531.91$227.292.34x$304.62$871.7K5.8K3.2K
2018$411.82$190.832.16x$220.99$774.1K5.0K2.9K
2019$408.98$189.132.16x$219.85$1.0M5.9K3.5K
2020$319.05$137.112.33x$181.94$501.1K4.3K2.5K
2021$305.56$141.932.15x$163.63$292.4K2.4K1.5K
2022$418.75$135.853.08x$282.90$163.9K1.3K915
2023$428.93$130.243.29x$298.69$372.5K2.9K1.7K

Top Procedures (20)

95951Monitoring and localization of seizure activity over 24-hour period using 16-channel electroencephalograph (EEG)
$1.6M
2.0K services$814.83/svc1.71x markup
95819Measurement and recording of brain wave (EEG) activity, awake and asleep
$1.1M
4.1K services$281.42/svc1.76x markup
99233Subsequent hospital inpatient care, typically 35 minutes per day
$1.0M
11.5K services$89.99/svc2.30x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$601.7K
6.6K services$91.17/svc2.03x markup
99222Initial hospital inpatient care, typically 50 minutes per day
$348.9K
2.9K services$119.53/svc2.59x markup
99215Established patient office or other outpatient, visit typically 40 minutes
$305.6K
2.6K services$116.17/svc2.61x markup
99291Critical care delivery critically ill or injured patient, first 30-74 minutesโš  3.1x markup
$267.2K
1.4K services$191.11/svc3.07x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$233.1K
3.7K services$62.65/svc2.55x markup
99204New patient office or other outpatient visit, typically 45 minutes
$205.4K
1.6K services$124.76/svc2.48x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$134.4K
2.1K services$63.25/svc2.29x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$72.6K
422 services$171.94/svc2.39x markup
95953Monitoring and localization of seizure activity over 24-hour period using portable 16-channel electroencephalograph (EEG)โš  3.1x markup
$65.1K
167 services$389.62/svc3.08x markup
95911Nerve transmission studies, 9-10 studiesโš  3.8x markup
$64.4K
326 services$197.55/svc3.80x markup
95886Needle measurement and recording of electrical activity of muscles of arm or leg complete study
$57.6K
667 services$86.36/svc2.32x markup
95720Continuous measurement of brain wave activity with video (veeg), 12-26 hours, with health care professional analysis, interpretation and report
$52.1K
280 services$186.23/svc1.88x markup
95912Nerve transmission studies, 11-12 studiesโš  3.9x markup
$39.1K
170 services$230.10/svc3.91x markup
99205New patient office or other outpatient visit, typically 60 minutes
$36.2K
221 services$163.74/svc2.04x markup
93040Tracing of electrical activity of heart using 1-3 leads with interpretation and reportโš  4.4x markup
$31.6K
2.8K services$11.45/svc4.37x markup
92585Placement of scalp electrodes for assessment and recording of responses from several areas of the nerve-brain hearing systemโš  4.1x markup
$29.4K
240 services$122.53/svc4.08x markup
99220Hospital observation care, typically 70 minutes
$27.8K
174 services$159.70/svc1.57x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
95951Monitoring and localization of seizure activity over 24-hour period using 16-channel electroencephalograph (EEG)2.0K$1.6M$814.831.71x
95819Measurement and recording of brain wave (EEG) activity, awake and asleep4.1K$1.1M$281.421.76x
99233Subsequent hospital inpatient care, typically 35 minutes per day11.5K$1.0M$89.992.30x
99214Established patient office or other outpatient, visit typically 25 minutes6.6K$601.7K$91.172.03x
99222Initial hospital inpatient care, typically 50 minutes per day2.9K$348.9K$119.532.59x
99215Established patient office or other outpatient, visit typically 40 minutes2.6K$305.6K$116.172.61x
99291Critical care delivery critically ill or injured patient, first 30-74 minutes1.4K$267.2K$191.113.07x
99232Subsequent hospital inpatient care, typically 25 minutes per day3.7K$233.1K$62.652.55x
99204New patient office or other outpatient visit, typically 45 minutes1.6K$205.4K$124.762.48x
99213Established patient office or other outpatient visit, typically 15 minutes2.1K$134.4K$63.252.29x
99223Initial hospital inpatient care, typically 70 minutes per day422$72.6K$171.942.39x
95953Monitoring and localization of seizure activity over 24-hour period using portable 16-channel electroencephalograph (EEG)167$65.1K$389.623.08x
95911Nerve transmission studies, 9-10 studies326$64.4K$197.553.80x
95886Needle measurement and recording of electrical activity of muscles of arm or leg complete study667$57.6K$86.362.32x
95720Continuous measurement of brain wave activity with video (veeg), 12-26 hours, with health care professional analysis, interpretation and report280$52.1K$186.231.88x
95912Nerve transmission studies, 11-12 studies170$39.1K$230.103.91x
99205New patient office or other outpatient visit, typically 60 minutes221$36.2K$163.742.04x
93040Tracing of electrical activity of heart using 1-3 leads with interpretation and report2.8K$31.6K$11.454.37x
92585Placement of scalp electrodes for assessment and recording of responses from several areas of the nerve-brain hearing system240$29.4K$122.534.08x
99220Hospital observation care, typically 70 minutes174$27.8K$159.701.57x

Markup Analysis

Charge-to-Payment Ratio

2.17x

This provider submits charges 2.17 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.17x means for every $100 Medicare pays, this provider initially charges $217. This is higher than the national average.

Location

Herndon, VA

Provider Verification

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

Related

Browse
โ† Back to Provider Directory
State
All providers in VA โ†’
Specialty
All Neurology providers โ†’
Tool
Compare this provider โ†’
Analysis
Fraud Watchlist โ†’
Search
Search all providers โ†’

Share This Provider

Share this provider's Medicare payment information

Share:

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.

Believe this data is inaccurate? Dispute this data