Internal Medicine, Nephrology · Tucson, AZ
NPI
1912212390
Since 2010
Specialty
Internal Medicine, Nephrology
Code 207RN0300X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
395 N Silverbell Rd Ste 209
Tucson, AZ, 85745
Phone (520) 623-2642
Groups this clinician bills Medicare through
Medicare paid, 2024
$101K
1,946 services
Medicare patients, 2024
346
Average age 75
Drug cost, 2024
$1.5M
4,998 prescriptions
Company payments, 2025
$826
From 15 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Daniel J Castro Pereira 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), 262 times for 149 patients. In total Daniel J Castro Pereira billed 1,946 services in 45 codes, and Medicare paid $101K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-09-24.
| 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 | 262 | 149 | $11.72 | $3,070 |
| 99214 Office E&M - Established | Office | 235 | 136 | $85.05 | $20K |
| 99232 Hospital E&M - Subsequent | Facility | 178 | 77 | $59.05 | $11K |
| 99233 Hospital E&M - Subsequent | Facility | 142 | 80 | $81.66 | $12K |
| 80069 Clinical Chemistry | Office | 109 | 61 | $8.51 | $928 |
| 99490 Chronic, Principal, and Transitional Care Management | Office | 90 | 28 | $47.73 | $4,296 |
| 36415 Venipuncture Blood Collection | Office | 84 | 48 | $5.88 | $494 |
| 90960 ESRD Related Services (not dialysis) | Office | 73 | 17 | $267.23 | $20K |
| 83970 Clinical Chemistry | Office | 72 | 48 | $40.45 | $2,912 |
| 99439 Chronic, Principal, and Transitional Care Management | Office | 59 | 25 | $36.49 | $2,153 |
| 85027 Blood Count | Office | 51 | 40 | $6.34 | $323 |
| 99223 Hospital E&M - Initial | Facility | 31 | 31 | $127.54 | $3,954 |
| 99204 Office E&M - New | Office | 26 | 26 | $101.71 | $2,644 |
| 99213 Office E&M - Established | Office | 23 | 20 | $59.77 | $1,375 |
| 82652 Clinical Chemistry | Office | 21 | 18 | $37.73 | $792 |
By year: 2022 $125K for 1,668 services; 2023 $109K for 1,580 services; 2024 $101K for 1,946 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 80069 Clinical Chemistry | 109 | 61 | $8.51 | $928 |
| 36415 Venipuncture Blood Collection | 84 | 48 | $5.88 | $494 |
| 83970 Clinical Chemistry | 72 | 48 | $40.45 | $2,912 |
| 85027 Blood Count | 51 | 40 | $6.34 | $323 |
| 82652 Clinical Chemistry | 21 | 18 | $37.73 | $792 |
| 84156 Clinical Chemistry | 16 | 14 | $3.60 | $57.6 |
| 82570 Clinical Chemistry | 14 | 12 | $5.08 | $71.12 |
Medicare prescription drug claims, 2024
In 2024, the drug Daniel J Castro Pereira prescribed most often to Medicare patients was Calcitriol, with 399 prescriptions and refills. In total Daniel J Castro Pereira wrote 4,998 Medicare prescriptions that cost $1.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Calcitriol Generic | 399 | 1,078 | 132 | $8,619 |
| Amlodipine Besylate Generic | 336 | 989 | 136 | $2,733 |
| Lisinopril Generic | 331 | 921 | 115 | $2,909 |
| Farxiga Dapagliflozin Propanediol | 320 | 783 | 109 | $423K |
| Kerendia Finerenone | 319 | 704 | 86 | $432K |
| Losartan Potassium Generic | 316 | 935 | 116 | $3,377 |
| Bumetanide Generic | 219 | 608 | 70 | $7,866 |
| Carvedilol Generic | 203 | 582 | 71 | $2,287 |
| Chlorthalidone Generic | 169 | 499 | 62 | $4,250 |
| Jardiance Empagliflozin | 129 | 292 | 40 | $165K |
| Furosemide Generic | 120 | 318 | 43 | $721 |
| Hydralazine Hcl Generic | 113 | 339 | 44 | $2,044 |
| Doxazosin Mesylate Generic | 102 | 280 | 30 | $1,876 |
| Spironolactone Generic | 102 | 270 | 35 | $908 |
| Atorvastatin Calcium Generic | 89 | 252 | 33 | $1,066 |
Brand drugs: - claims; generic drugs: 3,938 claims; opioid claims: 11.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Daniel J Castro Pereira $826 ($826 in general payments such as food, travel and fees) from 15 companies. The largest payer was Vantive US Healthcare LLC with $149.
| Company | Payments | Amount |
|---|---|---|
| Vantive US Healthcare LLC | 1 | $149 |
| Novartis Pharmaceuticals Corporation NVS | 7 | $129 |
| Sanofi-Aventis U.S. LLC SNY | 1 | $125 |
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 5 | $94.1 |
| Amgen Inc. AMGN | 3 | $68.48 |
| Novo Nordisk Inc NVO | 2 | $59.53 |
| Fresenius USA Marketing, Inc. | 2 | $38.7 |
| Akebia Therapeutics Inc AKBA | 1 | $24.56 |
| Calliditas Therapeutics US Inc. | 1 | $21.78 |
| Xeris Pharmaceuticals, Inc. | 1 | $21.76 |
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.