Internal Medicine, Hematology & Oncology · Costa Mesa, CA
NPI
1275536773
Since 2005
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
2
Medicare group memberships
Hospitals
3
Hospital affiliations
1640 Newport Blvd Ste 400
Costa Mesa, CA, 92627
Phone (949) 999-2400
Groups this clinician bills Medicare through
Medicare paid, 2024
$237K
1,944 services
Medicare patients, 2024
526
Average age 79
Drug cost, 2024
$2.1M
704 prescriptions
Company payments, 2025
$32.72
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Khosrow Mahdavi was code 99215 (office e&m - established), 1,244 times for 499 patients. In total Khosrow Mahdavi billed 1,944 services in 9 codes, and Medicare paid $237K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-11-15.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 1,244 | 499 | $155.79 | $194K |
| 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 | 383 | 252 | $14.75 | $5,650 |
| 99214 Office E&M - Established | Office | 140 | 112 | $98.12 | $14K |
| 99205 Office E&M - New | Office | 45 | 45 | $183.57 | $8,261 |
| 38222 Other Organ Systems | Office | 44 | 37 | $163.23 | $7,182 |
| 99213 Office E&M - Established | Office | 42 | 37 | $82.82 | $3,479 |
| 99204 Office E&M - New | Office | 34 | 34 | $141.03 | $4,795 |
| G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Office | 11 | 11 | $29.30 | $322 |
By year: 2022 $280K for 2,121 services; 2023 $236K for 1,764 services; 2024 $237K for 1,944 services.
Medicare prescription drug claims, 2024
In 2024, the drug Khosrow Mahdavi prescribed most often to Medicare patients was Eliquis (Apixaban), with 75 prescriptions and refills. In total Khosrow Mahdavi wrote 704 Medicare prescriptions that cost $2.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Eliquis Apixaban | 75 | 104 | 14 | $58K |
| Anastrozole Generic | 51 | 153 | 17 | $997 |
| Tamoxifen Citrate Generic | 40 | 104 | 13 | $820 |
| Letrozole Generic | 29 | 77 | Under 11 | $632 |
| Warfarin Sodium Generic | 27 | 39 | Under 11 | $194 |
| Raloxifene Hcl Generic | 25 | 69 | Under 11 | $897 |
| Acyclovir Generic | 25 | 31 | Under 11 | $646 |
| Lenalidomide Generic | 23 | 23 | Under 11 | $350K |
| Xarelto Rivaroxaban | 22 | 34 | Under 11 | $18K |
| Prednisone Generic | 22 | 22 | Under 11 | $134 |
| Calquence Acalabrutinib Maleate | 20 | 20 | Under 11 | $298K |
| Potassium Chloride Generic | 20 | 45 | Under 11 | $2,386 |
| Folic Acid Generic | 20 | 36 | Under 11 | $433 |
| Levothyroxine Sodium Generic | 19 | 56 | Under 11 | $362 |
| Imbruvica Ibrutinib | 19 | 19 | Under 11 | $280K |
Brand drugs: 237 claims; generic drugs: 467 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Khosrow Mahdavi $32.72 ($32.72 in general payments such as food, travel and fees) from 1 company. The largest payer was Amgen Inc. with $32.72.
| Company | Payments | Amount |
|---|---|---|
| Amgen Inc. AMGN | 1 | $32.72 |
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.