Doctor profile · Federal record
Dr. Duke Phan, MD
Neurology Physician (CMS: Neurology) · Fountain Valley, CA
- NPI 1437352630
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
17220 Newhope St, Suite 217
Fountain Valley, CA 927084272
(714) 546-4367
fax (714) 546-4361
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- California #A51193
- Medicaid
- CA #00A511930
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437352630. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
630
Distinct HCPCS
8
Medicare allowed
$66,034
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 290 | 57 | $83 | |
G0316 |
Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 102 | 54 | $32 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 65 | 65 | $182 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 44 | 41 | $139 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 41 | 40 | $194 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 36 | 36 | $237 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 32 | 16 | $110 | |
G2212 |
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 20 | 16 | $34 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 151. This provider delivers 4.2× the peer median.Open Payments
Industry payments received
All-time total
$278
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Neurocrine Biosciences, Inc. | 1 | $133.22 | |
| Eisai Inc. | 1 | $120.35 | |
| Merck Sharp & Dohme LLC | 1 | $24.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,384
Patients
289
Total drug cost
$92,246
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Donepezil Hcl | Generic | 309 | 82 | $5,889 |
| Memantine Hcl | Generic | 177 | 38 | $6,787 |
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 118 | 28 | $4,174 |
| Entacapone | Generic | 104 | 21 | $27,937 |
| Levetiracetam | Generic | 97 | 20 | $6,253 |
| Gabapentin | Generic | 94 | 28 | $1,919 |
| Mirtazapine | Generic | 93 | 24 | $1,423 |
| Pramipexole Dihydrochloride (Pramipexole Di-Hcl) | Brand | 83 | 18 | $3,736 |
| Nortriptyline Hcl | Generic | 73 | 19 | $593 |
| Ropinirole Hcl | Generic | 65 | 11 | $2,826 |
Frequently asked questions
What is Dr. Duke Phan's medical specialty?
Dr. Duke Phan practices Neurology Physician in Fountain Valley, CA.
Where does Dr. Duke Phan practice?
Dr. Duke Phan practices at 17220 Newhope St, Fountain Valley, CA 927084272. Office phone: 7145464367.
What is Dr. Duke Phan's NPI?
Dr. Duke Phan's National Provider Identifier (NPI) is 1437352630, issued by NPPES.
Does Dr. Duke Phan accept Medicare assignment?
Yes. Dr. Duke Phan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Duke Phan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (HCPCS G0316); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.