Physician Assistant, Medical · Brownsville, TX
NPI
1891137576
Since 2013
Specialty
Physician Assistant, Medical
Code 363AM0700X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
3302 Boca Chica Blvd
Brownsville, TX, 78521
Phone (956) 982-1001
Groups this clinician bills Medicare through
Medicare paid, 2024
$28K
1,652 services
Medicare patients, 2024
263
Average age 72
Drug cost, 2024
$424K
4,285 prescriptions
Company payments, 2025
$269
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Raymundo Castillo Jr. was code J1100 (injection, dexamethasone sodium phosphate, 1 mg), 264 times for 57 patients. In total Raymundo Castillo Jr. billed 1,652 services in 58 codes, and Medicare paid $28K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2013-07-24.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 264 | 57 | $0.06 | $17.04 |
| 99213 Office E&M - Established | Office | 193 | 153 | $44.88 | $8,661 |
| J0696 Injection, ceftriaxone sodium, per 250 mg | Office | 156 | 34 | $0.32 | $50.5 |
| 96372 Injection Administration | Office | 148 | 103 | $7.36 | $1,090 |
| J1885 Injection, ketorolac tromethamine, per 15 mg | Office | 131 | 31 | $0.42 | $54.4 |
| 87804 Immunoassay | Office | 119 | 59 | $16.22 | $1,930 |
| 87811 Immunoassay | Office | 87 | 83 | $40.12 | $3,491 |
| 99212 Office E&M - Established | Office | 70 | 61 | $27.47 | $1,923 |
| 36415 Venipuncture Blood Collection | Office | 57 | 48 | $8.65 | $493 |
| 81003 Clinical Chemistry | Office | 53 | 45 | $2.16 | $114 |
| 85025 Blood Count | Office | 47 | 40 | $7.61 | $358 |
| 87880 Immunoassay | Office | 42 | 40 | $16.20 | $680 |
| 99214 Office E&M - Established | Office | 40 | 36 | $60.27 | $2,411 |
| 99203 Office E&M - New | Office | 37 | 37 | $63.18 | $2,338 |
| 80048 Clinical Chemistry | Office | 20 | 18 | $8.29 | $166 |
By year: 2022 $53K for 2,490 services; 2023 $39K for 2,173 services; 2024 $28K for 1,652 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 87804 Immunoassay | 119 | 59 | $16.22 | $1,930 |
| 87811 Immunoassay | 87 | 83 | $40.12 | $3,491 |
| 36415 Venipuncture Blood Collection | 57 | 48 | $8.65 | $493 |
| 81003 Clinical Chemistry | 53 | 45 | $2.16 | $114 |
| 85025 Blood Count | 47 | 40 | $7.61 | $358 |
| 87880 Immunoassay | 42 | 40 | $16.20 | $680 |
| 80048 Clinical Chemistry | 20 | 18 | $8.29 | $166 |
| 80076 Clinical Chemistry | 17 | 15 | $8.01 | $136 |
| 84443 Clinical Chemistry | 16 | 14 | $16.46 | $263 |
| 80061 Clinical Chemistry | 14 | 12 | $13.12 | $184 |
Medicare prescription drug claims, 2024
In 2024, the drug Raymundo Castillo Jr. prescribed most often to Medicare patients was Azithromycin, with 204 prescriptions and refills. In total Raymundo Castillo Jr. wrote 4,285 Medicare prescriptions that cost $424K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Azithromycin Generic | 204 | 204 | 193 | $815 |
| Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav | 159 | 159 | 146 | $1,453 |
| Metformin Hcl Generic | 140 | 404 | 84 | $968 |
| Atorvastatin Calcium Generic | 132 | 389 | 80 | $916 |
| Ciprofloxacin Hcl Generic | 130 | 130 | 121 | $1,031 |
| Lisinopril Generic | 119 | 348 | 66 | $691 |
| Methylprednisolone Generic | 115 | 115 | 110 | $897 |
| Amlodipine Besylate Generic | 102 | 283 | 62 | $423 |
| Amoxicillin Generic | 99 | 99 | 94 | $415 |
| Losartan Potassium Generic | 99 | 282 | 65 | $933 |
| Dicyclomine Hcl Generic | 98 | 98 | 81 | $315 |
| Meloxicam Generic | 98 | 129 | 74 | $278 |
| Omeprazole Generic | 93 | 198 | 68 | $1,125 |
| Naproxen Generic | 83 | 84 | 69 | $435 |
| Triamcinolone Acetonide Generic | 83 | 99 | 61 | $725 |
Brand drugs: 459 claims; generic drugs: 3,733 claims; opioid claims: 141.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Raymundo Castillo Jr. $269 ($269 in general payments such as food, travel and fees) from 3 companies. The largest payer was Lilly USA, LLC with $229.
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.