Internal Medicine, Hematology & Oncology · Pleasant Hill, CA
NPI
1053600312
Since 2011
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
2
Medicare group memberships
Hospitals
0
Hospital affiliations
400 Taylor Blvd Ste 202
Pleasant Hill, CA, 94523
Phone (925) 677-5041
Groups this clinician bills Medicare through
Medicare paid, 2024
$68K
1,601 services
Medicare patients, 2024
11
Average age 67
Drug cost, 2024
$4.4M
1,355 prescriptions
Company payments, 2025
$75
From 1 companies
Medicare prescription drug claims, 2024
In 2024, the drug Jeffrey R Zweig prescribed most often to Medicare patients was Abiraterone Acetate, with 72 prescriptions and refills. In total Jeffrey R Zweig wrote 1,355 Medicare prescriptions that cost $4.4M.
| Drug |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-12-17.
| Claims |
|---|
| 30-day fills |
|---|
| Patients |
|---|
| Cost |
|---|
| Abiraterone Acetate Generic | 72 | 82 | 15 | $11K |
| Anastrozole Generic | 70 | 209 | 24 | $1,948 |
| Dexamethasone Generic | 62 | 91 | 25 | $1,308 |
| Prednisone Generic | 61 | 95 | 26 | $655 |
| Hydroxyurea Generic | 55 | 147 | 18 | $1,757 |
| Lenalidomide Generic | 54 | 54 | 14 | $613K |
| Oxycodone Hcl Generic | 50 | 50 | 16 | $923 |
| Acyclovir Generic | 38 | 82 | 19 | $899 |
| Pomalyst Pomalidomide | 35 | 35 | Under 11 | $822K |
| Ondansetron Hcl Generic | 34 | 37 | 19 | $323 |
| Imatinib Mesylate Generic | 30 | 30 | Under 11 | $1,533 |
| Brukinsa Zanubrutinib | 30 | 30 | Under 11 | $396K |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 29 | 29 | 14 | $1,591 |
| Prochlorperazine Maleate Generic | 29 | 29 | 20 | $478 |
| Morphine Sulfate Er Morphine Sulfate | 28 | 28 | 12 | $1,461 |
Brand drugs: 286 claims; generic drugs: 1,069 claims; opioid claims: 133.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Jeffrey R Zweig $75 ($75 in general payments such as food, travel and fees) from 1 company. The largest payer was Tempus AI, Inc with $75.
| Company | Payments | Amount |
|---|---|---|
| Tempus AI, Inc TEM | 1 | $75 |
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.