Doctor profile · Federal record
Dr. Nathan Kwong, MD
Internal Medicine Physician (CMS: Internal Medicine) · Fountain Valley, CA
- NPI 1437654340
- Accepts Medicare
- MIPS 75.3 / 100 · 2023
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
17360 Brookhurst Street
Fountain Valley, CA 92708
(714) 665-1797
fax (714) 665-4680
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- December 23, 2022
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A173450
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437654340. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
765
Distinct HCPCS
5
Medicare allowed
$97,879
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 391 | 159 | $125 | |
99239 |
Hospital discharge day management, more than 30 minutes | 160 | 151 | $121 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 86 | 85 | $182 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 68 | 41 | $83 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 60 | 59 | $137 |
In context: peer comparison
Among 36 peers in this city , average services per provider: 345. This provider delivers 2.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
90
Patients
65
Total drug cost
$807
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 19 | 12 | $88 |
| Prednisone | Generic | 18 | 18 | $109 |
| Amlodipine Besylate | Generic | 15 | 12 | $136 |
| Pantoprazole Sodium | Generic | 15 | 12 | $240 |
| Atorvastatin Calcium | Generic | 12 | 0 | $136 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 11 | 11 | $99 |
Frequently asked questions
What is Dr. Nathan Kwong's medical specialty?
Dr. Nathan Kwong practices Internal Medicine Physician in Fountain Valley, CA.
Where does Dr. Nathan Kwong practice?
Dr. Nathan Kwong practices at 17360 Brookhurst Street, Fountain Valley, CA 92708. Office phone: 7146651797.
What is Dr. Nathan Kwong's NPI?
Dr. Nathan Kwong's National Provider Identifier (NPI) is 1437654340, issued by NPPES.
Does Dr. Nathan Kwong accept Medicare assignment?
Yes. Dr. Nathan Kwong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Kwong commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.