Psychiatry and Neurology, Neurology · Mayaguez, PR
NPI
1902878614
Since 2006
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
351 Ave Hostos, Medical Emporium Suite 309
Mayaguez, PR, 00680
Phone (787) 805-7319
Groups this clinician bills Medicare through
Medicare paid, 2024
$23K
250 services
Medicare patients, 2024
60
Average age 74
Drug cost, 2024
$1.1M
12,258 prescriptions
Company payments, 2025
$684
From 7 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Merbil Gonzalez Diaz was code 99213 (office e&m - established), 61 times for 47 patients. In total Merbil Gonzalez Diaz billed 250 services in 11 codes, and Medicare paid $23K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-07-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 61 | 47 | $68.66 | $4,188 |
| 95886 Electrical Nerve Conductivity | Office | 54 | 16 | $74.78 | $4,038 |
| 99211 Office E&M - Established | Office | 43 | 19 | $18.11 | $779 |
| 99203 Office E&M - New | Office | 17 | 17 | $86.80 | $1,476 |
| 95909 Electrical Nerve Conductivity | Office | 15 | 15 | $104.29 | $1,564 |
| 93886 Ultrasound - Nonspecific | Office | 15 | 15 | $213.95 | $3,209 |
| 93880 Duplex Scan - Extracranial Arteries | Office | 15 | 15 | $119.11 | $1,787 |
| 95910 Electrical Nerve Conductivity | Office | 12 | 12 | $129.74 | $1,557 |
| 95816 Neurologic | Office | 12 | 12 | $307.77 | $3,693 |
By year: 2022 $32K for 331 services; 2023 $22K for 254 services; 2024 $23K for 250 services.
Medicare prescription drug claims, 2024
In 2024, the drug Merbil Gonzalez Diaz prescribed most often to Medicare patients was Escitalopram Oxalate, with 2,021 prescriptions and refills. In total Merbil Gonzalez Diaz wrote 12,258 Medicare prescriptions that cost $1.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Escitalopram Oxalate Generic | 2,021 | 2,176 | 427 | $13K |
| Quetiapine Fumarate Generic | 818 | 900 | 118 | $6,186 |
| Trazodone Hcl Generic | 815 | 885 | 198 | $5,111 |
| Galantamine Er Galantamine Hbr | 812 | 926 | 160 | $54K |
| Mirtazapine Generic | 782 | 834 | 181 | $7,848 |
| Memantine Hcl Er Memantine Hcl | 713 | 819 | 114 | $60K |
| Rivastigmine Generic | 634 | 707 | 119 | $73K |
| Gabapentin Generic | 545 | 627 | 110 | $3,686 |
| Omeprazole Generic | 370 | 394 | 87 | $2,058 |
| Risperidone Generic | 370 | 389 | 70 | $2,145 |
| Buspirone Hcl Generic | 304 | 324 | 75 | $6,136 |
| Donepezil Hcl Generic | 274 | 310 | 46 | $2,494 |
| Baclofen Generic | 257 | 271 | 75 | $2,701 |
| Venlafaxine Hcl Generic | 217 | 233 | 62 | $2,948 |
| Aripiprazole Generic | 174 | 189 | 36 | $3,467 |
Brand drugs: - claims; generic drugs: 11,759 claims; opioid claims: 27.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Merbil Gonzalez Diaz $684 ($684 in general payments such as food, travel and fees) from 7 companies. The largest payer was Novartis Pharmaceuticals Corporation with $168.
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.