Internal Medicine, Nephrology · Boston, MA
NPI
1164469789
Since 2006
Specialty
Internal Medicine, Nephrology
Code 207RN0300X
Group practices
4
Medicare group memberships
Hospitals
1
Hospital affiliations
133 Brookline Ave
Boston, MA, 02215
Phone (617) 421-1126
Groups this clinician bills Medicare through
Medicare paid, 2024
$280K
14,528 services
Medicare patients, 2024
468
Average age 76
Drug cost, 2024
$241K
2,898 prescriptions
Company payments, 2025
$4.98
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Kambiz Zandi-Nejad was code 36415 (venipuncture blood collection), 1,140 times for 400 patients. In total Kambiz Zandi-Nejad billed 14,528 services in 82 codes, and Medicare paid $280K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-03-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 36415 Venipuncture Blood Collection | Office | 1,140 | 400 | $8.65 | $9,861 |
| 80051 Clinical Chemistry | Office | 1,064 | 401 | $6.87 | $7,310 |
| 82565 Clinical Chemistry | Office | 1,053 | 396 | $5.02 | $5,286 |
| 82570 Clinical Chemistry | Office | 998 | 386 | $5.07 | $5,061 |
| 83735 Clinical Chemistry | Office | 965 | 411 | $6.57 | $6,335 |
| 84156 Clinical Chemistry | Office | 807 | 395 | $3.60 | $2,903 |
| 84520 Clinical Chemistry | Office | 803 | 374 | $3.87 | $3,108 |
| 85025 Blood Count | Office | 793 | 381 | $7.61 | $6,035 |
| 83970 Clinical Chemistry | Office | 786 | 377 | $40.24 | $32K |
| 82310 Clinical Chemistry | Office | 743 | 384 | $5.05 | $3,753 |
| 82040 Clinical Chemistry | Office | 727 | 383 | $4.85 | $3,526 |
| 84100 Clinical Chemistry | Office | 671 | 357 | $4.65 | $3,117 |
| 82306 Clinical Chemistry | Office | 612 | 361 | $28.94 | $18K |
| 99214 Office E&M - Established | Office | 588 | 363 | $99.81 | $59K |
| 82728 Clinical Chemistry | Office | 455 | 235 | $13.36 | $6,079 |
By year: 2022 $283K for 13,754 services; 2023 $277K for 13,707 services; 2024 $280K for 14,528 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 1,140 | 400 | $8.65 | $9,861 |
| 80051 Clinical Chemistry | 1,064 | 401 | $6.87 | $7,310 |
| 82565 Clinical Chemistry | 1,053 | 396 | $5.02 | $5,286 |
| 82570 Clinical Chemistry | 998 | 386 | $5.07 | $5,061 |
| 83735 Clinical Chemistry | 965 | 411 | $6.57 | $6,335 |
| 84156 Clinical Chemistry | 807 | 395 | $3.60 | $2,903 |
| 84520 Clinical Chemistry | 803 | 374 | $3.87 | $3,108 |
| 85025 Blood Count | 793 | 381 | $7.61 | $6,035 |
| 83970 Clinical Chemistry | 786 | 377 | $40.24 | $32K |
| 82310 Clinical Chemistry | 743 | 384 | $5.05 | $3,753 |
Medicare prescription drug claims, 2024
In 2024, the drug Kambiz Zandi-Nejad prescribed most often to Medicare patients was Torsemide, with 1,068 prescriptions and refills. In total Kambiz Zandi-Nejad wrote 2,898 Medicare prescriptions that cost $241K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Torsemide Generic | 1,068 | 2,954 | 343 | $56K |
| Calcitriol Generic | 214 | 617 | 69 | $3,533 |
| Losartan Potassium Generic | 185 | 542 | 63 | $1,934 |
| Lisinopril Generic | 155 | 435 | 51 | $1,417 |
| Amlodipine Besylate Generic | 151 | 444 | 57 | $1,009 |
| Spironolactone Generic | 102 | 271 | 36 | $1,187 |
| Allopurinol Generic | 99 | 297 | 31 | $1,387 |
| Furosemide Generic | 97 | 265 | 32 | $1,077 |
| Potassium Chloride Generic | 95 | 257 | 43 | $2,190 |
| Lokelma Sodium Zirconium Cyclosilicate | 72 | 109 | 25 | $52K |
| Chlorthalidone Generic | 57 | 169 | 22 | $1,405 |
| Midodrine Hcl Generic | 52 | 90 | 16 | $2,551 |
| Jardiance Empagliflozin | 43 | 63 | Under 11 | $36K |
| Amiloride Hcl Generic | 36 | 108 | 14 | $999 |
| Retacrit Epoetin Alfa-Epbx | 36 | 38 | Under 11 | $13K |
Brand drugs: 264 claims; generic drugs: 2,634 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Kambiz Zandi-Nejad $4.98 ($4.98 in general payments such as food, travel and fees) from 1 company. The largest payer was Travere Therapeutics, Inc. with $4.98.
| Company | Payments | Amount |
|---|---|---|
| Travere Therapeutics, Inc. TVTX | 3 | $4.98 |
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.