Internal Medicine, Medical Oncology · San Diego, CA
NPI
1437211372
Since 2006
Specialty
Internal Medicine, Medical Oncology
Code 207RX0202X
Group practices
2
Medicare group memberships
Hospitals
4
Hospital affiliations
501 Washington St Ste 508
San Diego, CA, 92103
Phone (619) 849-4469
Groups this clinician bills Medicare through
Medicare paid, 2024
$282K
6,475 services
Medicare patients, 2024
529
Average age 74
Drug cost, 2024
$8.9M
1,190 prescriptions
Company payments, 2025
$117K
From 51 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Marin F Xavier was code 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), 943 times for 369 patients. In total Marin F Xavier billed 6,475 services in 53 codes, and Medicare paid $282K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2020-01-02.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|---|---|---|---|---|
| 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 | 943 | 369 | $13.37 | $13K |
| 99214 Office E&M - Established | Office | 942 | 394 | $102.23 | $96K |
| 85025 Blood Count | Office | 430 | 219 | $7.61 | $3,272 |
| 99215 Office E&M - Established | Office | 413 | 190 | $147.42 | $61K |
| 99233 Hospital E&M - Subsequent | Facility | 86 | 47 | $95.98 | $8,254 |
| 99205 Office E&M - New | Office | 59 | 59 | $180.75 | $11K |
| G0008 Administration of influenza virus vaccine | Office | 48 | 47 | $34.56 | $1,659 |
| 90662 Vaccine Product | Office | 43 | 42 | $81.36 | $3,498 |
| 99443 Telephone Services | Office | 30 | 28 | $108.88 | $3,266 |
| 36591 Vascular | Office | 18 | 14 | $25.53 | $459 |
| 99223 Hospital E&M - Initial | Facility | 17 | 17 | $140.13 | $2,382 |
| 99204 Office E&M - New | Office | 11 | 11 | $141.10 | $1,552 |
By year: 2022 $274K for 4,400 services; 2023 $184K for 2,488 services; 2024 $282K for 6,475 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 85025 Blood Count | 430 | 219 | $7.61 | $3,272 |
Medicare prescription drug claims, 2024
In 2024, the drug Marin F Xavier prescribed most often to Medicare patients was Jakafi (Ruxolitinib Phosphate), with 91 prescriptions and refills. In total Marin F Xavier wrote 1,190 Medicare prescriptions that cost $8.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Jakafi Ruxolitinib Phosphate | 91 | 109 | 11 | $1.7M |
| Acyclovir Generic | 70 | 119 | 22 | $873 |
| Brukinsa Zanubrutinib | 52 | 52 | Under 11 | $641K |
| Venclexta Venetoclax | 48 | 49 | Under 11 | $516K |
| Ojjaara Momelotinib Dihydrochloride | 47 | 47 | Under 11 | $1.3M |
| Lynparza Olaparib | 47 | 47 | Under 11 | $562K |
| Hydroxyurea Generic | 37 | 103 | Under 11 | $1,103 |
| Ondansetron Hcl Generic | 36 | 36 | 21 | $393 |
| Dexamethasone Generic | 33 | 37 | 19 | $476 |
| Calquence Acalabrutinib Maleate | 32 | 32 | Under 11 | $480K |
| Prochlorperazine Maleate Generic | 25 | 25 | 20 | $337 |
| Ayvakit Avapritinib | 22 | 22 | Under 11 | $1.2M |
| Letrozole Generic | 21 | 62 | Under 11 | $1,116 |
| Famotidine Generic | 20 | 52 | Under 11 | $338 |
| Prednisone Generic | 19 | 20 | 11 | $110 |
Brand drugs: 541 claims; generic drugs: 649 claims; opioid claims: 26.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Marin F Xavier $117K ($116K in general payments such as food, travel and fees and $93.58 for research) from 51 companies. The largest payer was Lilly USA, LLC with $32K.
| Company | Payments | Amount |
|---|---|---|
| Lilly USA, LLC LLY | 23 | $32K |
| Abbvie Inc. ABBV | 38 | $15K |
| E.R. Squibb & Sons, L.L.C. BMY | 10 | $15K |
| GlaxoSmithKline, LLC. GSK | 7 | $10K |
| BeOne Medicines USA, Inc. ONC | 6 | $9,252 |
| Acrotech Biopharma Inc. | 2 | $6,750 |
| Geron Corporation GERN | 7 | $6,558 |
| Genmab U.S., Inc. GMAB | 9 | $4,426 |
| AstraZeneca Pharmaceuticals LP AZN | 18 | $4,164 |
| Eli Lilly and Company LLY | 2 | $4,000 |
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.