Psychiatry and Neurology, Neurology · Houston, TX
NPI
1851471437
Since 2006
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
3
Medicare group memberships
Hospitals
2
Hospital affiliations
6560 Fannin St, Suite 802
Houston, TX, 77030
Phone (713) 441-3780
Groups this clinician bills Medicare through
Medicare paid, 2024
$343K
44,648 services
Medicare patients, 2024
395
Average age 75
Drug cost, 2024
$3.9M
5,065 prescriptions
Company payments, 2025
$219K
From 22 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by William G Ondo was code J0585 (injection, onabotulinumtoxina, 1 unit), 35,000 times for 66 patients. In total William G Ondo billed 44,648 services in 29 codes, and Medicare paid $343K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2017-10-18.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J0585 Injection, onabotulinumtoxina, 1 unit | Office | 35,000 | 66 | $4.98 | $174K |
| J0587 Injection, rimabotulinumtoxinb, 100 units | Office | 1,200 | 11 | $10.21 | $12K |
| 99214 Office E&M - Established | Office | 334 | 230 | $90.84 | $30K |
| 99215 Office E&M - Established | Office | 188 | 145 | $130.95 | $25K |
| 99213 Office E&M - Established | Office | 134 | 62 | $71.40 | $9,568 |
| 64612 Musculoskeletal | Office | 133 | 52 | $121.86 | $16K |
| 64616 Musculoskeletal | Office | 131 | 55 | $154.44 | $20K |
| 95984 Electrical Nerve Conductivity | Office | 93 | 35 | $32.88 | $3,058 |
| 95983 Electrical Nerve Conductivity | Office | 72 | 38 | $36.33 | $2,616 |
| 99205 Office E&M - New | Office | 53 | 53 | $151.90 | $8,051 |
| 95874 Musculoskeletal | Office | 50 | 22 | $57.32 | $2,866 |
| 64611 Musculoskeletal | Office | 42 | 17 | $78.28 | $3,288 |
| 64642 Musculoskeletal | Office | 29 | 14 | $57.68 | $1,673 |
| 99443 Telephone Services | Office | 25 | 24 | $86.93 | $2,173 |
| 99422 Office/Outpatient Services | Office | 22 | 17 | $21.42 | $471 |
By year: 2022 $341K for 42,871 services; 2023 $378K for 48,645 services; 2024 $343K for 44,648 services.
Medicare prescription drug claims, 2024
In 2024, the drug William G Ondo prescribed most often to Medicare patients was Pramipexole Dihydrochloride (Pramipexole Di-Hcl), with 500 prescriptions and refills. In total William G Ondo wrote 5,065 Medicare prescriptions that cost $3.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Pramipexole Dihydrochloride Pramipexole Di-Hcl | 500 | 955 | 120 | $11K |
| Rytary Carbidopa/Levodopa | 495 | 823 | 87 | $761K |
| Carbidopa-Levodopa Carbidopa/Levodopa | 421 | 899 | 109 | $14K |
| Carbidopa-Levodopa Er Carbidopa/Levodopa | 325 | 613 | 74 | $17K |
| Gabapentin Generic | 267 | 469 | 73 | $5,137 |
| Rasagiline Mesylate Generic | 237 | 597 | 57 | $40K |
| Methadone Hcl Generic | 147 | 192 | 29 | $3,587 |
| Clozapine Generic | 142 | 143 | 13 | $2,548 |
| Pregabalin Generic | 137 | 257 | 34 | $5,879 |
| Donepezil Hcl Generic | 132 | 280 | 36 | $1,423 |
| Nuplazid Pimavanserin Tartrate | 119 | 154 | 22 | $744K |
| Gocovri Amantadine Hcl | 112 | 154 | 16 | $396K |
| Primidone Generic | 97 | 233 | 24 | $3,527 |
| Clonazepam Generic | 85 | 180 | 26 | $1,393 |
| Botox Onabotulinumtoxina | 81 | 220 | 33 | $97K |
Brand drugs: - claims; generic drugs: 3,564 claims; opioid claims: 269.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid William G Ondo $219K ($217K in general payments such as food, travel and fees and $1,454 for research) from 22 companies. The largest payer was Teva Pharmaceuticals USA, Inc. with $58K.
| Company | Payments | Amount |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. TEVA | 42 | $58K |
| MDD US Operations, LLC | 56 | $38K |
| ACADIA Pharmaceuticals Inc ACAD | 43 | $37K |
| Neurocrine BioSciences, Inc. NBIX | 45 | $31K |
| Abbvie Inc. ABBV | 56 | $23K |
| Merz Pharmaceuticals, LLC | 26 | $17K |
| Amneal Pharmaceuticals LLC AMRX | 12 | $7,641 |
| Ucb Sa UCB.BR | 2 | $2,240 |
| Orphalan Inc | 1 | $1,800 |
| Ipsen Pharma SAS IPN.PA | 1 | $750 |
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.