Internal Medicine, Hematology · Duarte, CA
NPI
1467408948
Since 2006
Specialty
Internal Medicine, Hematology
Code 207RH0000X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
1500 E. Duarte Road, City of Hope Medical Center
Duarte, CA, 91010
Phone (626) 256-4673
Groups this clinician bills Medicare through
Medicare paid, 2024
$112K
1,354 services
Medicare patients, 2024
277
Average age 74
Drug cost, 2024
$3.0M
445 prescriptions
Company payments, 2025
$4,859
From 11 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Tanya Siddiqi was code 99215 (office e&m - established), 472 times for 182 patients. In total Tanya Siddiqi billed 1,354 services in 17 codes, and Medicare paid $112K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2022-06-27.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 472 | 182 | $124.51 | $59K |
| 99214 Office E&M - Established | Office | 383 | 198 | $85.46 | $33K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 243 | 109 | $14.23 | $3,458 |
| 99205 Office E&M - New | Office | 55 | 55 | $152.77 | $8,402 |
| 99213 Office E&M - Established | Office | 24 | 21 | $59.92 | $1,438 |
By year: 2022 $85K for 1,771 services; 2023 $57K for 703 services; 2024 $112K for 1,354 services.
Medicare prescription drug claims, 2024
In 2024, the drug Tanya Siddiqi prescribed most often to Medicare patients was Brukinsa (Zanubrutinib), with 81 prescriptions and refills. In total Tanya Siddiqi wrote 445 Medicare prescriptions that cost $3.0M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Brukinsa Zanubrutinib | 81 | 81 | 13 | $971K |
| Venclexta Venetoclax | 70 | 72 | Under 11 | $606K |
| Allopurinol Generic | 41 | 53 | 16 | $220 |
| Jaypirca Pirtobrutinib | 34 | 34 | Under 11 | $753K |
| Acyclovir Generic | 32 | 40 | Under 11 | $221 |
| Calquence Acalabrutinib Maleate | 25 | 25 | Under 11 | $361K |
| Prednisone Generic | 17 | 17 | Under 11 | $60.34 |
| Imbruvica Ibrutinib | 14 | 19 | Under 11 | $220K |
Brand drugs: 244 claims; generic drugs: - claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Tanya Siddiqi $4,859 ($4,859 in general payments such as food, travel and fees) from 11 companies. The largest payer was BeiGene USA, Inc. with $2,400.
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.