Internal Medicine, Nephrology · Buffalo, NY
NPI
1245289016
Since 2006
Specialty
Internal Medicine, Nephrology
Code 207RN0300X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
85 High St
Buffalo, NY, 14203
Phone (716) 857-8607
Groups this clinician bills Medicare through
Medicare paid, 2024
$241K
7,426 services
Medicare patients, 2024
449
Average age 71
Drug cost, 2024
$1.8M
8,876 prescriptions
Company payments, 2025
$43.86
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Nagaraja R Sridhar was code 90961 (esrd related services (not dialysis)), 317 times for 51 patients. In total Nagaraja R Sridhar billed 7,426 services in 57 codes, and Medicare paid $241K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-12-14.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 90961 ESRD Related Services (not dialysis) | Office | 317 | 51 | $211.61 | $67K |
| 99214 Office E&M - Established | Office | 253 | 165 | $80.07 | $20K |
| 90970 ESRD Related Services (not dialysis) | Office | 228 | 11 | $6.76 | $1,542 |
| 80053 Clinical Chemistry | Office | 210 | 126 | $10.30 | $2,163 |
| 99232 Hospital E&M - Subsequent | Facility | 208 | 100 | $53.40 | $11K |
| 83970 Clinical Chemistry | Office | 204 | 121 | $40.25 | $8,211 |
| 84100 Clinical Chemistry | Office | 198 | 115 | $4.63 | $916 |
| 84156 Clinical Chemistry | Office | 192 | 118 | $3.58 | $688 |
| 82570 Clinical Chemistry | Office | 180 | 106 | $5.05 | $909 |
| 82728 Clinical Chemistry | Office | 175 | 108 | $13.28 | $2,325 |
| 83540 Clinical Chemistry | Office | 173 | 108 | $6.30 | $1,090 |
| 84466 Clinical Chemistry | Office | 173 | 108 | $12.43 | $2,150 |
| 99213 Office E&M - Established | Office | 170 | 135 | $58.64 | $9,968 |
| 85027 Blood Count | Office | 160 | 101 | $6.30 | $1,008 |
| 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 | 159 | 121 | $12.08 | $1,921 |
By year: 2022 $261K for 7,879 services; 2023 $237K for 3,916 services; 2024 $241K for 7,426 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 80053 Clinical Chemistry | 210 | 126 | $10.30 | $2,163 |
| 83970 Clinical Chemistry | 204 | 121 | $40.25 | $8,211 |
| 84100 Clinical Chemistry | 198 | 115 | $4.63 | $916 |
| 84156 Clinical Chemistry | 192 | 118 | $3.58 | $688 |
| 82570 Clinical Chemistry | 180 | 106 | $5.05 | $909 |
| 82728 Clinical Chemistry | 175 | 108 | $13.28 | $2,325 |
| 83540 Clinical Chemistry | 173 | 108 | $6.30 | $1,090 |
| 84466 Clinical Chemistry | 173 | 108 | $12.43 | $2,150 |
| 85027 Blood Count | 160 | 101 | $6.30 | $1,008 |
| 85025 Blood Count | 69 | 31 | $7.61 | $525 |
Medicare prescription drug claims, 2024
In 2024, the drug Nagaraja R Sridhar prescribed most often to Medicare patients was Amlodipine Besylate, with 774 prescriptions and refills. In total Nagaraja R Sridhar wrote 8,876 Medicare prescriptions that cost $1.8M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Amlodipine Besylate Generic | 774 | 1,469 | 190 | $5,664 |
| Losartan Potassium Generic | 418 | 737 | 78 | $3,735 |
| Bumetanide Generic | 363 | 554 | 76 | $8,661 |
| Spironolactone Generic | 349 | 514 | 68 | $1,555 |
| Hydralazine Hcl Generic | 342 | 560 | 85 | $4,082 |
| Lisinopril Generic | 260 | 525 | 65 | $2,876 |
| Metoprolol Succinate Generic | 256 | 465 | 64 | $3,859 |
| Hydrochlorothiazide Generic | 246 | 452 | 49 | $1,648 |
| Sevelamer Carbonate Generic | 239 | 343 | 59 | $47K |
| Clonidine Hcl Generic | 225 | 329 | 44 | $1,545 |
| Torsemide Generic | 215 | 335 | 52 | $2,527 |
| Chlorthalidone Generic | 209 | 343 | 46 | $1,845 |
| Prosol Parenteral Amino Acid 20% No.1 | 171 | 171 | Under 11 | $30K |
| Carvedilol Generic | 168 | 300 | 44 | $1,489 |
| Prednisone Generic | 159 | 214 | 33 | $889 |
Brand drugs: 997 claims; generic drugs: 7,821 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Nagaraja R Sridhar $43.86 ($43.86 in general payments such as food, travel and fees) from 2 companies. The largest payer was Aurinia Pharma U.S., Inc. with $23.8.
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.