Payment Breakdown by Category
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $1,600 | 1 | 49.6% |
| Travel and Lodging | $1,544 | 4 | 47.9% |
| Food and Beverage | $81.25 | 1 | 2.5% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ARGENX US, INC. | $3,225 | 6 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $3,225 | 6 | ARGENX US, INC. ($3,225) |
All Payment Transactions
6 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/09/2024 | ARGENX US, INC. | VYVGART HYTRULO (Drug) | Food and Beverage | In-kind items and services | $81.25 | General |
| Category: Neurology | ||||||
| 11/26/2024 | ARGENX US, INC. | VYVGART HYTRULO (Drug) | Travel and Lodging | Cash or cash equivalent | $621.62 | General |
| Category: Neurology | ||||||
| 11/26/2024 | ARGENX US, INC. | VYVGART HYTRULO (Drug) | Travel and Lodging | Cash or cash equivalent | $548.97 | General |
| Category: Neurology | ||||||
| 11/26/2024 | ARGENX US, INC. | VYVGART HYTRULO (Drug) | Travel and Lodging | Cash or cash equivalent | $292.97 | General |
| Category: Neurology | ||||||
| 11/26/2024 | ARGENX US, INC. | VYVGART HYTRULO (Drug) | Travel and Lodging | Cash or cash equivalent | $80.00 | General |
| Category: Neurology | ||||||
| 10/02/2024 | ARGENX US, INC. | VYVGART (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $1,600.00 | General |
| Category: Immunology | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 5 | 116 | 149 | $57,668 | $16,162 |
| 2022 | 5 | 125 | 198 | $70,965 | $20,987 |
| 2021 | 8 | 165 | 210 | $60,769 | $19,160 |
| 2020 | 2 | 24 | 24 | $7,015 | $2,243 |
All Medicare Procedures & Services
20 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Facility | 2023 | 26 | 54 | $17,156 | $5,163 | 30.1% |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Facility | 2023 | 26 | 28 | $15,013 | $4,041 | 26.9% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Facility | 2023 | 35 | 36 | $14,364 | $3,838 | 26.7% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Facility | 2023 | 12 | 12 | $6,024 | $1,715 | 28.5% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2023 | 17 | 19 | $5,111 | $1,405 | 27.5% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Facility | 2022 | 64 | 92 | $36,836 | $10,637 | 28.9% |
| 99233 | Follow-up hospital inpatient care per day, typically 35 minutes | Facility | 2022 | 19 | 52 | $14,476 | $4,438 | 30.7% |
| 99223 | Initial hospital inpatient care per day, typically 70 minutes | Facility | 2022 | 12 | 17 | $9,124 | $2,821 | 30.9% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Facility | 2022 | 15 | 15 | $7,557 | $2,103 | 27.8% |
| 95886 | Needle measurement of electrical activity in arm or leg muscles, complete study | Facility | 2022 | 15 | 22 | $2,972 | $987.65 | 33.2% |
| 99215 | Established patient outpatient visit, total time 40-54 minutes | Facility | 2021 | 43 | 54 | $20,432 | $6,668 | 32.6% |
| 99205 | New patient outpatient visit, total time 60-74 minutes | Facility | 2021 | 30 | 30 | $14,670 | $4,608 | 31.4% |
| 99222 | Initial hospital inpatient care, typically 50 minutes per day | Facility | 2021 | 15 | 15 | $5,590 | $1,764 | 31.6% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Facility | 2021 | 18 | 20 | $4,676 | $1,586 | 33.9% |
| 99233 | Subsequent hospital inpatient care, typically 35 minutes per day | Facility | 2021 | 12 | 16 | $4,494 | $1,430 | 31.8% |
| G2212 | Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Facility | 2021 | 18 | 40 | $3,520 | $1,124 | 31.9% |
| 95886 | Needle measurement and recording of electrical activity of muscles of arm or leg complete study | Facility | 2021 | 17 | 23 | $3,115 | $1,014 | 32.6% |
| 99204 | New patient outpatient visit, total time 45-59 minutes | Facility | 2021 | 12 | 12 | $4,272 | $964.71 | 22.6% |
| 99204 | New patient office or other outpatient visit, typically 45 minutes | Facility | 2020 | 13 | 13 | $4,628 | $1,480 | 32.0% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Facility | 2020 | 11 | 11 | $2,387 | $763.62 | 32.0% |
About Dr. Ariel Marks, MD
Dr. Ariel Marks, MD is a Electrodiagnostic Medicine healthcare provider based in Boston, Massachusetts. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 04/16/2015. The National Provider Identifier (NPI) number assigned to this provider is 1962899906.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Ariel Marks, MD has received a total of $3,225 in payments from pharmaceutical and medical device companies, with $3,225 received in 2024. These payments were reported across 6 transactions from 1 company. The most common payment nature is "Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program" ($1,600).
As a Medicare-enrolled provider, Marks has provided services to 430 Medicare beneficiaries, totaling 581 services with total Medicare billing of $58,553. Data is available for 4 years (2020–2023), covering 20 distinct procedure/service records.
Practice Information
- Specialty Electrodiagnostic Medicine
- Other Specialties Neurology, Neuromuscular Medicine
- Location Boston, MA
- Active Since 04/16/2015
- Last Updated 01/13/2026
- Taxonomy Code 204R00000X
- Entity Type Individual
- NPI Number 1962899906
Products in Payments
- VYVGART HYTRULO (Drug) $1,625
- VYVGART (Drug) $1,600
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Data Sources
Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.