Internal Medicine, Rheumatology · Harlingen, TX
NPI
1578873857
Since 2010
Specialty
Internal Medicine, Rheumatology
Code 207RR0500X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
512 Victoria Ln Ste 7
Harlingen, TX, 78550
Phone (956) 423-1112
Groups this clinician bills Medicare through
Medicare paid, 2024
$789K
100,672 services
Medicare patients, 2024
291
Average age 72
Drug cost, 2024
$26.3M
6,950 prescriptions
Company payments, 2025
$5,251
From 16 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Naiara Alvarez was code J0717 (injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)), 60,600 times for 20 patients. In total Naiara Alvarez billed 100,672 services in 37 codes, and Medicare paid $789K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-06-04.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|
| J0717 Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | Office | 60,600 | 20 | $3.62 | $219K |
| J1745 Injection, infliximab, excludes biosimilar, 10 mg | Office | 3,838 | 20 | $24.64 | $95K |
| J0897 Injection, denosumab, 1 mg | Office | 3,006 | 34 | $16.17 | $49K |
| 96372 Injection Administration | Office | 426 | 89 | $11.26 | $4,797 |
| 99214 Office E&M - Established | Office | 404 | 211 | $92.99 | $38K |
| 96375 Injection Administration | Office | 285 | 36 | $11.69 | $3,331 |
| 96415 Chemotherapy Administration | Office | 264 | 28 | $21.27 | $5,616 |
| 96413 Chemotherapy Administration | Office | 231 | 42 | $99.51 | $23K |
| J1200 Injection, diphenhydramine hcl, up to 50 mg | Office | 148 | 33 | $0.62 | $91.69 |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 142 | 26 | $0.08 | $11.74 |
| 96365 Intravenous Infusion, Hydration | Office | 139 | 27 | $47.73 | $6,634 |
| J1720 Injection, hydrocortisone sodium succinate, up to 100 mg | Office | 90 | 20 | $11.11 | $1,000 |
| J1885 Injection, ketorolac tromethamine, per 15 mg | Office | 66 | 27 | $0.46 | $30.36 |
| 99204 Office E&M - New | Office | 66 | 66 | $131.22 | $8,660 |
| 20610 Joint Injection | Office | 15 | 12 | $60.94 | $914 |
By year: 2022 $1.2M for 113,860 services; 2023 $968K for 116,263 services; 2024 $789K for 100,672 services.
Medicare prescription drug claims, 2024
In 2024, the drug Naiara Alvarez prescribed most often to Medicare patients was Tramadol Hcl, with 437 prescriptions and refills. In total Naiara Alvarez wrote 6,950 Medicare prescriptions that cost $26.3M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Tramadol Hcl Generic | 437 | 439 | 84 | $2,324 |
| Prednisone Generic | 414 | 748 | 209 | $2,356 |
| Hydroxychloroquine Sulfate Generic | 352 | 820 | 204 | $14K |
| Tramadol Hcl-Acetaminophen Tramadol Hcl/Acetaminophen | 328 | 329 | 84 | $3,292 |
| Enbrel Mini Etanercept | 290 | 295 | 37 | $2.1M |
| Actemra Tocilizumab | 288 | 288 | 24 | $772K |
| Methotrexate Methotrexate Sodium | 281 | 491 | 139 | $5,659 |
| Rinvoq Upadacitinib | 270 | 272 | 42 | $1.7M |
| Prolia Denosumab | 202 | 1,194 | 135 | $345K |
| Humira(Cf) Pen Adalimumab | 201 | 221 | 34 | $1.7M |
| Enbrel Sureclick Etanercept | 196 | 196 | 39 | $1.5M |
| Celecoxib Generic | 173 | 262 | 78 | $6,452 |
| Xeljanz Xr Tofacitinib Citrate | 153 | 153 | 22 | $877K |
| Mycophenolate Mofetil Generic | 145 | 199 | 50 | $29K |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 130 | 130 | 18 | $3,024 |
Brand drugs: 3,138 claims; generic drugs: 3,771 claims; opioid claims: 1,015.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Naiara Alvarez $5,251 ($5,251 in general payments such as food, travel and fees) from 16 companies. The largest payer was Sobi, Inc with $3,398.
| Company | Payments | Amount |
|---|---|---|
| Sobi, Inc SOBI.ST | 3 | $3,398 |
| Janssen Biotech, Inc. JNJ | 25 | $484 |
| Abbvie Inc. ABBV | 11 | $263 |
| Janssen Scientific Affairs, LLC JNJ | 2 | $247 |
| Amgen Inc. AMGN | 15 | $239 |
| AstraZeneca Pharmaceuticals LP AZN | 6 | $114 |
| Novartis Pharmaceuticals Corporation NVS | 6 | $113 |
| Genzyme Corporation SNY | 3 | $84.71 |
| Lilly USA, LLC LLY | 3 | $73.34 |
| Pfizer Inc. PFE | 5 | $69.24 |
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.