Doctor profile · Federal record
Dr. Andrew Hwang
Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Riverside, CA
- NPI 1114458809
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4445 Magnolia Ave, Rch Gme Office
Riverside, CA 925014135
(951) 788-3000
Credentials & registration
- NPI registered
- March 2017 — 9 yrs on file
- Profile last updated
- September 24, 2020
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A162469
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114458809. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
522
Distinct HCPCS
4
Medicare allowed
$55,529
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 233 | 98 | $123 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 220 | 89 | $82 | |
99238 |
Hospital discharge day management, 30 minutes or less | 36 | 34 | $84 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 33 | 33 | $179 |
In context: peer comparison
Among 41 peers in Riverside Internal Medicine Physician, average services per provider: 160. This provider delivers 3.3× the peer median.Open Payments
Industry payments received
All-time total
$20
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Aveo Pharmaceuticals, INC. | 1 | $20.11 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Andrew Hwang's medical specialty?
Dr. Andrew Hwang practices Internal Medicine Physician in Riverside, CA.
Where does Dr. Andrew Hwang practice?
Dr. Andrew Hwang practices at 4445 Magnolia Ave, Riverside, CA 925014135. Office phone: 9517883000.
What is Dr. Andrew Hwang's NPI?
Dr. Andrew Hwang's National Provider Identifier (NPI) is 1114458809, issued by NPPES.
Does Dr. Andrew Hwang accept Medicare assignment?
Yes. Dr. Andrew Hwang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Hwang 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); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.