Doctor profile · Federal record
Dr. Duong Phung, M.D.
Gynecology Physician (CMS: Obstetrics/Gynecology) · Chino, CA
- NPI 1588725659
- Accepts Medicare
- 29 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
5365 Walnut Ave, Suite A
Chino, CA 91710
(909) 620-1885
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207VG0400X — NUCC code
- State license (1)
- California #A70551
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588725659. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
109
Distinct HCPCS
4
Medicare allowed
$10,104
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 51 | 33 | $99 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 20 | 20 | $43 | |
Q0091 |
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 20 | 20 | $49 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $180 |
In context: peer comparison
Among 1 peers in Chino Gynecology Physician, average services per provider: 27. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$355
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, INC. | 3 | $339.20 | |
| Minerva Surgical, INC | 1 | $15.55 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
44
Patients
0
Total drug cost
$5,010
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 28 | 0 | $4,579 |
| Medroxyprogesterone Acetate | Generic | 16 | 0 | $431 |
Hospital affiliations
Frequently asked questions
What is Dr. Duong Phung's medical specialty?
Dr. Duong Phung practices Gynecology Physician in Chino, CA.
Where does Dr. Duong Phung practice?
Dr. Duong Phung practices at 5365 Walnut Ave, Chino, CA 91710. Office phone: 9096201885.
What is Dr. Duong Phung's NPI?
Dr. Duong Phung's National Provider Identifier (NPI) is 1588725659, issued by NPPES.
Does Dr. Duong Phung accept Medicare assignment?
Yes. Dr. Duong Phung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Duong Phung commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.