Doctor profile · Federal record
Dr. Sankar Niranjan, MD
Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Stanford, CA
- NPI 1497752802
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000 - Additional location
-
35 Jolley Dr, Suite 203
Bloomfield, CT 060023062
(860) 769-9866
fax (860) 769-7300
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- March 27, 2025
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #C196910
- Medicaid
- CT #001418161
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497752802. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
901
Distinct HCPCS
10
Medicare allowed
$131,974
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 222 | 140 | $134 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 218 | 102 | $82 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 139 | 21 | $366 | |
90935 |
Hemodialysis procedure with physician evaluation | 121 | 54 | $74 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 50 | 33 | $123 | |
90945 |
Dialysis procedure including 1 evaluation | 39 | 19 | $85 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 36 | 35 | $180 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 29 | 29 | $175 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 19 | 17 | $135 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 16 | 14 | $52 |
In context: peer comparison
Among 17 peers in Stanford Nephrology Physician, average services per provider: 65. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$444
Transactions
12
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 5 | $177.17 | |
| Baxter Healthcare | 2 | $148.67 | |
| Akebia Therapeutics INC | 2 | $48.52 | |
| Novartis Pharmaceuticals Corporation | 1 | $27.53 | |
| Lilly USA, LLC | 1 | $22.18 | |
| Novo Nordisk INC | 1 | $20.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
650
Patients
127
Total drug cost
$89,892
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 112 | 38 | $754 |
| Calcitriol | Generic | 74 | 18 | $1,462 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 68 | 13 | $48,932 |
| Clinolipid (Fat Emulsion/Olive/Soy/Phospho) | Brand | 61 | 0 | $16,902 |
| Torsemide | Generic | 51 | 22 | $1,403 |
| Sevelamer Carbonate | Generic | 50 | 12 | $7,797 |
| Spironolactone | Generic | 41 | 0 | $417 |
| Furosemide | Generic | 38 | 12 | $311 |
| Prosol (Parenteral Amino Acid 20% No.1) | Brand | 30 | 0 | $4,450 |
| Calcium Acetate | Generic | 26 | 12 | $1,495 |
Hospital affiliations
Frequently asked questions
What is Dr. Sankar Niranjan's medical specialty?
Dr. Sankar Niranjan practices Nephrology Physician in Stanford, CA.
Where does Dr. Sankar Niranjan practice?
Dr. Sankar Niranjan practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Sankar Niranjan's NPI?
Dr. Sankar Niranjan's National Provider Identifier (NPI) is 1497752802, issued by NPPES.
Does Dr. Sankar Niranjan accept Medicare assignment?
Yes. Dr. Sankar Niranjan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sankar Niranjan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.