Doctor profile · Federal record
Dr. Jim Nguyen, D.O.
Nephrology Physician (CMS: Nephrology) · San Dimas, CA
- NPI 1417338898
- Accepts Medicare
- 6 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1335 Cypress St Ste 205
San Dimas, CA 917733538
(909) 542-2777
Credentials & registration
- NPI registered
- June 2015 — 11 yrs on file
- Profile last updated
- January 21, 2021
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #20A16296
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417338898. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,265
Distinct HCPCS
10
Medicare allowed
$224,443
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 1,637 | 379 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 229 | 85 | $125 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 181 | 167 | $182 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 62 | 19 | $114 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 57 | 25 | $97 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 35 | 26 | $136 | |
99239 |
Hospital discharge day management, more than 30 minutes | 22 | 19 | $121 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 20 | 20 | $137 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 11 | 11 | $190 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 11 | 11 | $151 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 226. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$102
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Otsuka America Pharmaceutical, Inc. | 1 | $50.00 | |
| Novo Nordisk Inc | 1 | $32.27 | |
| Ultragenyx Pharmaceutical Inc. | 1 | $20.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
128
Patients
11
Total drug cost
$2,859
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Bumetanide | Generic | 47 | 0 | $1,993 |
| Furosemide | Generic | 24 | 0 | $242 |
| Losartan Potassium | Generic | 17 | 0 | $331 |
| Amlodipine Besylate | Generic | 14 | 11 | $64 |
| Chlorthalidone | Generic | 14 | 0 | $142 |
| Carvedilol | Generic | 12 | 0 | $87 |
Frequently asked questions
What is Dr. Jim Nguyen's medical specialty?
Dr. Jim Nguyen practices Nephrology Physician in San Dimas, CA.
Where does Dr. Jim Nguyen practice?
Dr. Jim Nguyen practices at 1335 Cypress St Ste 205, San Dimas, CA 917733538. Office phone: 9095422777.
What is Dr. Jim Nguyen's NPI?
Dr. Jim Nguyen's National Provider Identifier (NPI) is 1417338898, issued by NPPES.
Does Dr. Jim Nguyen accept Medicare assignment?
Yes. Dr. Jim Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jim Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.