Doctor profile · Federal record
Dr. Tong Sun, MD
Nephrology Physician (CMS: Nephrology) · Modesto, CA
- NPI 1629161336
- Accepts Medicare
- MIPS 96.7 / 100 · 2023
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
305 E Granger Ave, Ste 202
Modesto, CA 953504345
(209) 526-1606
fax (209) 526-1677
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 22, 2008
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #A97313
- Medicaid
- CA #00A973130
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629161336. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,382
Distinct HCPCS
10
Medicare allowed
$362,529
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 658 | 181 | $119 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 647 | 180 | $79 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 478 | 242 | $130 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 305 | 43 | $352 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 109 | 36 | $289 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 84 | 54 | $182 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 38 | 15 | $204 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 35 | 35 | $223 | |
81000 |
Manual urinalysis test with examination using microscope, non-automated | 17 | 17 | $4 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 11 | 11 | $130 |
In context: peer comparison
Among 5 peers in Modesto Nephrology Physician, average services per provider: 221. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$812
Transactions
36
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 6 | $202.52 | |
| Amgen INC. | 8 | $134.10 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $78.07 | |
| Otsuka America Pharmaceutical, INC. | 3 | $71.56 | |
| Fresenius USA Marketing, INC. | 4 | $62.00 | |
| Novo Nordisk INC | 2 | $49.05 | |
| Ardelyx, INC. | 2 | $45.76 | |
| Bayer Healthcare Pharmaceuticals INC. | 2 | $45.06 | |
| Aurinia Pharma U.S., INC. | 2 | $43.26 | |
| Calliditas Therapeutics US INC. | 2 | $36.44 | |
| GlaxoSmithKline, LLC. | 1 | $24.53 | |
| Lilly USA, LLC | 1 | $19.85 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,719
Patients
1,418
Total drug cost
$160,142
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 1,257 | 394 | $21,016 |
| Allopurinol | Generic | 869 | 259 | $18,822 |
| Amlodipine Besylate | Generic | 460 | 166 | $7,307 |
| Metoprolol Tartrate | Generic | 312 | 102 | $4,153 |
| Potassium Chloride | Generic | 307 | 100 | $16,123 |
| Hydralazine Hcl | Generic | 279 | 99 | $8,946 |
| Prosol (Parenteral Amino Acid 20% No.1) | Brand | 214 | 0 | $30,780 |
| Lisinopril | Generic | 182 | 62 | $3,251 |
| Carvedilol | Generic | 169 | 57 | $3,504 |
| Calcitriol | Generic | 143 | 51 | $5,733 |
Hospital affiliations
Frequently asked questions
What is Dr. Tong Sun's medical specialty?
Dr. Tong Sun practices Nephrology Physician in Modesto, CA.
Where does Dr. Tong Sun practice?
Dr. Tong Sun practices at 305 E Granger Ave, Modesto, CA 953504345. Office phone: 2095261606.
What is Dr. Tong Sun's NPI?
Dr. Tong Sun's National Provider Identifier (NPI) is 1629161336, issued by NPPES.
Does Dr. Tong Sun accept Medicare assignment?
Yes. Dr. Tong Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tong Sun commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.