Psychiatry and Neurology, Neurology · Grand Rapids, MI
NPI
1528008281
Since 2006
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
2
Medicare group memberships
Hospitals
2
Hospital affiliations
200 Cherry St SE
Grand Rapids, MI, 49503
Phone (616) 685-5050
Groups this clinician bills Medicare through
Medicare paid, 2024
$4,978
79 services
Medicare patients, 2024
65
Average age 61
Drug cost, 2024
$2.4M
1,462 prescriptions
Company payments, 2025
$45.02
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Herman Sullivan was code 99214 (office e&m - established), 24 times for 24 patients. In total Herman Sullivan billed 79 services in 11 codes, and Medicare paid $4,978.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2010-10-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 24 | 24 | $46.21 | $1,109 |
| 99213 Office E&M - Established | Office | 16 | 15 | $55.43 | $887 |
| 99215 Office E&M - Established | Facility | 15 | 15 | $95.09 | $1,426 |
By year: 2022 $8,228 for 111 services; 2023 $7,139 for 103 services; 2024 $4,978 for 79 services.
Medicare prescription drug claims, 2024
In 2024, the drug Herman Sullivan prescribed most often to Medicare patients was Baclofen, with 171 prescriptions and refills. In total Herman Sullivan wrote 1,462 Medicare prescriptions that cost $2.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Baclofen Generic | 171 | 259 | 30 | $3,557 |
| Gabapentin Generic | 165 | 215 | 26 | $2,532 |
| Dalfampridine Er Dalfampridine | 120 | 150 | 17 | $73K |
| Teriflunomide Generic | 79 | 79 | 12 | $93K |
| Fingolimod Fingolimod Hcl | 75 | 79 | Under 11 | $221K |
| Dextroamphetamine-Amphetamine Dextroamphetamine/Amphetamine | 69 | 71 | Under 11 | $1,685 |
| Tizanidine Hcl Generic | 54 | 100 | 12 | $1,132 |
| Modafinil Generic | 44 | 72 | Under 11 | $2,173 |
| Methylphenidate Hcl Generic | 38 | 38 | Under 11 | $762 |
| Diazepam Generic | 36 | 36 | Under 11 | $127 |
| Pregabalin Generic | 28 | 34 | Under 11 | $766 |
| Amitriptyline Hcl Generic | 27 | 30 | Under 11 | $445 |
| Dimethyl Fumarate Generic | 27 | 27 | Under 11 | $25K |
| Duloxetine Hcl Generic | 27 | 57 | Under 11 | $912 |
| Soliris Eculizumab | 25 | 25 | Under 11 | $642K |
Brand drugs: 136 claims; generic drugs: 1,326 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Herman Sullivan $45.02 ($45.02 in general payments such as food, travel and fees) from 3 companies. The largest payer was TG Therapeutics, Inc. with $45.02.
| Company | Payments | Amount |
|---|---|---|
| TG Therapeutics, Inc. TGTX | 1 | $45.02 |
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.