Doctor profile · Federal record
Dr. Dennis Liu, MD
Internal Medicine Physician (CMS: Internal Medicine) · Arcadia, CA
- NPI 1629164520
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
622 W Duarte RD Ste 103
Arcadia, CA 910079268
(626) 445-7490
fax (626) 445-7496
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- March 1, 2020
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A72151
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629164520. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,913
Distinct HCPCS
10
Medicare allowed
$261,717
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 1,264 | 450 | $98 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 396 | 46 | $83 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 258 | 258 | $21 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 240 | 240 | $140 | |
G0008 |
Administration of influenza virus vaccine | 146 | 141 | $33 | |
90662 |
Influenza vaccine split virus, preservative free | 128 | 124 | $72 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 71 | 12 | $79 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 62 | 46 | $182 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 59 | 57 | $16 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 42 | 42 | $180 |
In context: peer comparison
Among 25 peers in this city , average services per provider: 136. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$198
Transactions
8
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Exact Sciences Corporation | 3 | $71.76 | |
| AstraZeneca Pharmaceuticals LP | 2 | $49.36 | |
| Lilly USA, LLC | 1 | $34.03 | |
| GlaxoSmithKline, LLC. | 1 | $29.22 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $13.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,500
Patients
1,225
Total drug cost
$79,075
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 915 | 240 | $13,074 |
| Amlodipine Besylate | Generic | 443 | 118 | $4,129 |
| Levothyroxine Sodium | Generic | 426 | 103 | $8,112 |
| Rosuvastatin Calcium | Generic | 351 | 105 | $12,667 |
| Losartan Potassium | Generic | 346 | 94 | $6,312 |
| Metformin Hcl | Generic | 270 | 72 | $3,811 |
| Lisinopril | Generic | 244 | 67 | $2,592 |
| Hydrochlorothiazide | Generic | 241 | 69 | $1,552 |
| Pantoprazole Sodium | Generic | 227 | 75 | $4,562 |
| Irbesartan | Generic | 221 | 62 | $8,743 |
Frequently asked questions
What is Dr. Dennis Liu's medical specialty?
Dr. Dennis Liu practices Internal Medicine Physician in Arcadia, CA.
Where does Dr. Dennis Liu practice?
Dr. Dennis Liu practices at 622 W Duarte RD Ste 103, Arcadia, CA 910079268. Office phone: 6264457490.
What is Dr. Dennis Liu's NPI?
Dr. Dennis Liu's National Provider Identifier (NPI) is 1629164520, issued by NPPES.
Does Dr. Dennis Liu accept Medicare assignment?
Yes. Dr. Dennis Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.