Psychiatry and Neurology, Neurology · Clackamas, OR
NPI
1831208479
Since 2006
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
10180 SE Sunnyside Rd, Dept. of Neurology, Clinic C
Clackamas, OR, 97015
Phone (503) 571-7211
Groups this clinician bills Medicare through
Medicare paid, 2024
$3,698
421 services
Medicare patients, 2024
17
Average age 61
Drug cost, 2024
$316K
4,212 prescriptions
Company payments, 2025
$150
From 1 companies
Medicare prescription drug claims, 2024
In 2024, the drug Greg R Zarelli prescribed most often to Medicare patients was Baclofen, with 419 prescriptions and refills. In total Greg R Zarelli wrote 4,212 Medicare prescriptions that cost $316K.
| Drug |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-07-12.
| Claims |
|---|
| 30-day fills |
|---|
| Patients |
|---|
| Cost |
|---|
| Baclofen Generic | 419 | 922 | 105 | $10K |
| Methylphenidate Hcl Generic | 406 | 407 | 67 | $12K |
| Dalfampridine Er Dalfampridine | 367 | 584 | 63 | $20K |
| Levetiracetam Generic | 271 | 686 | 81 | $10K |
| Methylphenidate Er Methylphenidate Hcl | 238 | 238 | 54 | $5,532 |
| Galantamine Er Galantamine Hbr | 220 | 367 | 55 | $15K |
| Gabapentin Generic | 172 | 380 | 47 | $5,154 |
| Methylphenidate Hcl Er (Cd) Methylphenidate Hcl | 168 | 169 | 25 | $5,670 |
| Diazepam Generic | 139 | 139 | 18 | $954 |
| Carbidopa-Levodopa Carbidopa/Levodopa | 121 | 262 | 42 | $3,937 |
| Dextroamphetamine Sulfate Er Dextroamphetamine Sulfate | 94 | 94 | 15 | $3,431 |
| Trazodone Hcl Generic | 81 | 158 | 24 | $1,123 |
| Clonazepam Generic | 75 | 75 | 19 | $686 |
| Lamotrigine Generic | 75 | 191 | 23 | $2,390 |
| Memantine Hcl Generic | 63 | 157 | 17 | $1,142 |
Brand drugs: 121 claims; generic drugs: 4,060 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Greg R Zarelli $150 ($150 in general payments such as food, travel and fees) from 1 company. The largest payer was Biogen, Inc. with $150.
| Company | Payments | Amount |
|---|---|---|
| Biogen, Inc. BIIB | 1 | $150 |
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.