Internal Medicine, Hematology & Oncology · San Antonio, TX
NPI
1760454458
Since 2006
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
5206 Research Dr
San Antonio, TX, 78240
Phone (210) 595-5300
Groups this clinician bills Medicare through
Medicare paid, 2024
$1.1M
84,895 services
Medicare patients, 2024
558
Average age 74
Drug cost, 2024
$2.5M
1,172 prescriptions
Company payments, 2025
$110
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Manuel A Santiago was code Q0138 (injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use)), 8,670 times for 12 patients. In total Manuel A Santiago billed 84,895 services in 160 codes, and Medicare paid $1.1M.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2018-02-26.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|
| Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | Office | 8,670 | 12 | $0.29 | $2,497 |
| J1453 Injection, fosaprepitant, 1 mg | Office | 5,250 | 17 | $0.11 | $565 |
| J1756 Injection, iron sucrose, 1 mg | Office | 5,100 | 15 | $0.17 | $892 |
| J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Office | 5,070 | 15 | $2.33 | $12K |
| Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | Office | 4,181 | 39 | $0.10 | $410 |
| 80053 Clinical Chemistry | Office | 832 | 292 | $10.32 | $8,584 |
| 36415 Venipuncture Blood Collection | Office | 817 | 280 | $8.65 | $7,067 |
| 85025 Blood Count | Office | 800 | 291 | $7.59 | $6,074 |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 612 | 33 | $0.09 | $55.43 |
| 99214 Office E&M - Established | Office | 530 | 201 | $88.38 | $47K |
| J2469 Injection, palonosetron hcl, 25 mcg | Office | 470 | 25 | $0.75 | $354 |
| J1626 Injection, granisetron hydrochloride, 100 mcg | Office | 400 | 17 | $0.24 | $96.72 |
| 83615 Clinical Chemistry | Office | 379 | 199 | $5.88 | $2,228 |
| 83550 Clinical Chemistry | Office | 305 | 135 | $8.57 | $2,614 |
| 83540 Clinical Chemistry | Office | 304 | 135 | $6.34 | $1,927 |
By year: 2022 $592K for 63,095 services; 2023 $964K for 76,802 services; 2024 $1.1M for 84,895 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 80053 Clinical Chemistry | 832 | 292 | $10.32 | $8,584 |
| 36415 Venipuncture Blood Collection | 817 | 280 | $8.65 | $7,067 |
| 85025 Blood Count | 800 | 291 | $7.59 | $6,074 |
| 83615 Clinical Chemistry | 379 | 199 | $5.88 | $2,228 |
| 83550 Clinical Chemistry | 305 | 135 | $8.57 | $2,614 |
| 82728 Clinical Chemistry | 304 | 135 | $13.36 | $4,061 |
| 83540 Clinical Chemistry | 304 | 135 | $6.34 | $1,927 |
| 83521 Immunoassay | 210 | 63 | $16.93 | $3,554 |
| 82784 Immunoassay | 176 | 32 | $9.11 | $1,604 |
| 85046 Blood Count | 124 | 73 | $5.34 | $662 |
Medicare prescription drug claims, 2024
In 2024, the drug Manuel A Santiago prescribed most often to Medicare patients was Anastrozole, with 78 prescriptions and refills. In total Manuel A Santiago wrote 1,172 Medicare prescriptions that cost $2.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Anastrozole Generic | 78 | 195 | 23 | $903 |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 66 | 66 | 20 | $2,967 |
| Xarelto Rivaroxaban | 64 | 98 | Under 11 | $53K |
| Eliquis Apixaban | 64 | 91 | 13 | $51K |
| Revlimid Lenalidomide | 45 | 45 | Under 11 | $651K |
| Letrozole Generic | 45 | 118 | 12 | $979 |
| Jantoven Warfarin Sodium | 43 | 107 | Under 11 | $424 |
| Trazodone Hcl Generic | 43 | 71 | 14 | $264 |
| Acyclovir Generic | 33 | 39 | Under 11 | $155 |
| Dexamethasone Generic | 32 | 40 | 13 | $714 |
| Warfarin Sodium Generic | 32 | 72 | Under 11 | $556 |
| Lenalidomide Generic | 29 | 29 | Under 11 | $276K |
| Prednisone Generic | 25 | 32 | Under 11 | $115 |
| Imbruvica Ibrutinib | 23 | 23 | Under 11 | $355K |
| Exemestane Generic | 22 | 40 | Under 11 | $2,412 |
Brand drugs: 316 claims; generic drugs: 856 claims; opioid claims: 111.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Manuel A Santiago $110 ($110 in general payments such as food, travel and fees) from 3 companies. The largest payer was Abbvie Inc. with $110.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 1 | $110 |
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.