Doctor profile · Federal record
Dr. Lan Nguyen, MD
Internal Medicine Physician · Orange, CA
- NPI 1669552832
- 20 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Uci Medical Center, 101 the City Drive South
Orange, CA 92868
(714) 456-8978 - Mailing address
-
Primary Care Medical Group, Po Box 513620
Los Angeles, CA 900513620
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 27, 2008
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #000000G68288
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669552832. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
870
Distinct HCPCS
9
Medicare allowed
$72,199
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 632 | 284 | $82 | |
99497 |
Advance care planning, first 30 minutes | 77 | 74 | $47 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 46 | 38 | $108 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 31 | 31 | $77 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 24 | 24 | $79 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 17 | 17 | $194 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $143 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 15 | $67 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 12 | 12 | $71 |
In context: peer comparison
Among 42 peers in Orange Internal Medicine Physician, average services per provider: 103. This provider delivers 8.4× the peer median.Open Payments
Industry payments received
All-time total
$53
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 2 | $53.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,084
Patients
702
Total drug cost
$136,373
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 453 | 157 | $8,927 |
| Losartan Potassium | Generic | 253 | 77 | $5,812 |
| Amlodipine Besylate | Generic | 175 | 67 | $3,297 |
| Levothyroxine Sodium | Generic | 134 | 42 | $3,187 |
| Tamsulosin Hcl | Generic | 123 | 36 | $3,506 |
| Diclofenac Sodium | Generic | 120 | 50 | $4,751 |
| Metformin Hcl | Generic | 118 | 43 | $1,560 |
| Pravastatin Sodium | Generic | 113 | 39 | $2,822 |
| Alendronate Sodium | Generic | 110 | 40 | $2,067 |
| Famotidine | Generic | 108 | 37 | $2,310 |
Frequently asked questions
What is Dr. Lan Nguyen's medical specialty?
Dr. Lan Nguyen practices Internal Medicine Physician in Orange, CA.
Where does Dr. Lan Nguyen practice?
Dr. Lan Nguyen practices at Uci Medical Center, Orange, CA 92868. Office phone: 7144568978.
What is Dr. Lan Nguyen's NPI?
Dr. Lan Nguyen's National Provider Identifier (NPI) is 1669552832, issued by NPPES.
What procedures does Dr. Lan Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Advance care planning (HCPCS 99497); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.