Doctor profile · Federal record
Dr. Tien Nguyen, MD
Dermatology Physician (CMS: Dermatology) · Dermatology Physician · Fountain Valley, CA
- NPI 1396741351
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 44 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
17271 Brookhurst St
Fountain Valley, CA 927083701
(714) 531-2966
fax (714) 531-3495
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- April 1, 2025
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State licenses (2)
- California #G50454 · Nevada #20979
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396741351. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,312
Distinct HCPCS
10
Medicare allowed
$642,519
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 1,440 | 853 | $98 | |
17003 |
Destruction of precancer skin growth, 2-14 growths | 1,336 | 176 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 869 | 585 | $138 | |
17110 |
Destruction of skin growth, 1-14 growths | 736 | 465 | $131 | |
17111 |
Destruction of skin growth, 15 or more growths | 423 | 209 | $152 | |
17000 |
Destruction of precancer skin growth, 1 growth | 342 | 223 | $68 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 283 | 283 | $122 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 158 | 158 | $180 | |
96920 |
Treatment of inflammatory skin disease using laser, less than 250.0 sq cm | 151 | 24 | $179 | |
17004 |
Destruction of precancer skin growth, 15 or more growths | 141 | 91 | $192 |
In context: peer comparison
Among 1 peers in Fountain Valley Dermatology Physician, average services per provider: 286. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$258,980
Transactions
454
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ucb, INC. | 43 | $43,783.09 | |
| Abbvie INC. | 91 | $41,478.23 | |
| Janssen Biotech, INC. | 47 | $25,668.76 | |
| Amgen INC. | 29 | $23,805.63 | |
| Genzyme Corporation | 22 | $22,544.07 | |
| E.R. Squibb & Sons, L.L.C. | 26 | $20,518.40 | |
| Dermavant Sciences, INC. | 32 | $17,647.14 | |
| Arcutis Biotherapeutics, INC. | 47 | $16,347.65 | |
| Leo Pharma INC. | 27 | $14,580.53 | |
| Galderma Laboratories, L.P. | 19 | $10,512.76 | |
| Regeneron Healthcare Solutions, INC. | 13 | $10,460.07 | |
| Incyte Corporation | 21 | $9,642.47 | |
| Lilly USA, LLC | 17 | $443.18 | |
| Ortho Dermatologics, A Division of Bausch Health US, LLC | 9 | $236.40 | |
| Novartis Pharmaceuticals Corporation | 11 | $165.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,544
Patients
1,890
Total drug cost
$4,708,978
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Mupirocin | Generic | 701 | 540 | $6,565 |
| Triamcinolone Acetonide | Generic | 516 | 256 | $5,620 |
| Cephalexin | Generic | 511 | 435 | $3,384 |
| Doxycycline Hyclate | Generic | 279 | 142 | $6,983 |
| Taltz Autoinjector (Ixekizumab) | Brand | 243 | 28 | $1,660,861 |
| Cosentyx Sensoready (2 Pens) (Secukinumab) | Brand | 211 | 23 | $1,585,468 |
| Ketoconazole | Generic | 177 | 71 | $4,701 |
| Dupixent Pen (Dupilumab) | Brand | 176 | 30 | $680,956 |
| Hydrocortisone | Generic | 152 | 90 | $1,474 |
| Fluocinonide | Generic | 132 | 68 | $8,137 |
Frequently asked questions
What is Dr. Tien Nguyen's medical specialty?
Dr. Tien Nguyen practices Dermatology Physician in Fountain Valley, CA.
Where does Dr. Tien Nguyen practice?
Dr. Tien Nguyen practices at 17271 Brookhurst St, Fountain Valley, CA 927083701. Office phone: 7145312966.
What is Dr. Tien Nguyen's NPI?
Dr. Tien Nguyen's National Provider Identifier (NPI) is 1396741351, issued by NPPES.
Does Dr. Tien Nguyen accept Medicare assignment?
Yes. Dr. Tien Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tien Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.