Psychiatry and Neurology, Neurology · Lynbrook, NY
NPI
1922084409
Since 2005
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
360 Merrick Rd Fl 1
Lynbrook, NY, 11563
Phone (516) 887-3516
Groups this clinician bills Medicare through
Medicare paid, 2024
$510K
8,025 services
Medicare patients, 2024
1,242
Average age 75
Drug cost, 2024
$3.9M
8,780 prescriptions
Company payments, 2025
$2,705
From 29 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Mark A Nelson was code 99213 (office e&m - established), 1,271 times for 837 patients. In total Mark A Nelson billed 8,025 services in 37 codes, and Medicare paid $510K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-09-24.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 1,271 | 837 | $76.49 | $97K |
| 99214 Office E&M - Established | Office | 428 | 381 | $110.89 | $47K |
| 95886 Electrical Nerve Conductivity | Office | 320 | 135 | $88.07 | $28K |
| 93886 Ultrasound - Nonspecific | Office | 274 | 273 | $200.29 | $55K |
| 93890 Ultrasound - Nonspecific | Office | 272 | 271 | $209.88 | $57K |
| 93892 Ultrasound - Nonspecific | Office | 271 | 270 | $152.17 | $41K |
| 93880 Duplex Scan - Extracranial Arteries | Office | 269 | 268 | $134.14 | $36K |
| 99204 Office E&M - New | Office | 253 | 253 | $143.11 | $36K |
| 96139 Behavioral Health Services | Office | 105 | 92 | $32.24 | $3,385 |
| 95912 Electrical Nerve Conductivity | Office | 100 | 94 | $213.14 | $21K |
| 96138 Behavioral Health Services | Office | 92 | 91 | $30.85 | $2,838 |
| 96132 Behavioral Health Services | Office | 91 | 90 | $110.95 | $10K |
| 95816 Neurologic | Office | 87 | 85 | $360.36 | $31K |
| 95911 Electrical Nerve Conductivity | Office | 50 | 47 | $189.64 | $9,482 |
| 95885 Electrical Nerve Conductivity | Office | 30 | 24 | $16.94 | $508 |
By year: 2022 $505K for 3,990 services; 2023 $529K for 4,872 services; 2024 $510K for 8,025 services.
Medicare prescription drug claims, 2024
In 2024, the drug Mark A Nelson prescribed most often to Medicare patients was Donepezil Hcl, with 1,004 prescriptions and refills. In total Mark A Nelson wrote 8,780 Medicare prescriptions that cost $3.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Donepezil Hcl Generic | 1,004 | 1,810 | 235 | $8,819 |
| Memantine Hcl Generic | 873 | 1,498 | 191 | $18K |
| Gabapentin Generic | 605 | 875 | 187 | $9,998 |
| Sertraline Hcl Generic | 482 | 724 | 106 | $2,335 |
| Escitalopram Oxalate Generic | 426 | 676 | 84 | $3,493 |
| Quetiapine Fumarate Generic | 422 | 537 | 87 | $7,414 |
| Carbidopa-Levodopa Carbidopa/Levodopa | 421 | 623 | 87 | $13K |
| Duloxetine Hcl Generic | 280 | 555 | 71 | $5,145 |
| Alprazolam Generic | 184 | 184 | 62 | $1,037 |
| Amitriptyline Hcl Generic | 171 | 289 | 49 | $2,312 |
| Primidone Generic | 158 | 226 | 29 | $3,388 |
| Topiramate Generic | 147 | 233 | 40 | $1,507 |
| Clopidogrel Clopidogrel Bisulfate | 135 | 331 | 40 | $1,593 |
| Pramipexole Dihydrochloride Pramipexole Di-Hcl | 135 | 193 | 34 | $2,272 |
| Phenobarbital Generic | 124 | 176 | 14 | $3,808 |
Brand drugs: 784 claims; generic drugs: 7,872 claims; opioid claims: 85.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Mark A Nelson $2,705 ($2,705 in general payments such as food, travel and fees) from 29 companies. The largest payer was Abbvie Inc. with $393.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.