Doctor profile · Federal record
Dr. Sonia Liu, MD
Family Medicine Physician · San Carlos, CA
- NPI 1437348695
- 19 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
301 Industrial RD
San Carlos, CA 940702603
(650) 596-4000 - Additional location
-
701 E El Camino Real
Mountain View, CA 940402833
(650) 404-8370
fax (650) 404-8470 - Mailing address
-
325 Distel Cir
Los Altos, CA 940221408
Credentials & registration
- NPI registered
- October 2007 — 19 yrs on file
- Profile last updated
- May 27, 2020
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A101704
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437348695. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
214
Distinct HCPCS
4
Medicare allowed
$30,848
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 79 | 64 | $109 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 66 | 43 | $152 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 44 | 44 | $157 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 25 | 20 | $214 |
In context: peer comparison
Among 10 peers in San Carlos Family Medicine Physician, average services per provider: 50. This provider delivers 4.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
444
Patients
55
Total drug cost
$8,835
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 119 | 32 | $1,843 |
| Levothyroxine Sodium | Generic | 45 | 12 | $932 |
| Amlodipine Besylate | Generic | 42 | 0 | $503 |
| Lisinopril | Generic | 35 | 11 | $420 |
| Losartan Potassium | Generic | 29 | 0 | $589 |
| Rosuvastatin Calcium | Generic | 27 | 0 | $1,122 |
| Metformin Hcl | Generic | 21 | 0 | $462 |
| Mirtazapine | Generic | 20 | 0 | $466 |
| Gabapentin | Generic | 18 | 0 | $542 |
| Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) | Brand | 18 | 0 | $865 |
Frequently asked questions
What is Dr. Sonia Liu's medical specialty?
Dr. Sonia Liu practices Family Medicine Physician in San Carlos, CA.
Where does Dr. Sonia Liu practice?
Dr. Sonia Liu practices at 301 Industrial RD, San Carlos, CA 940702603. Office phone: 6505964000.
What is Dr. Sonia Liu's NPI?
Dr. Sonia Liu's National Provider Identifier (NPI) is 1437348695, issued by NPPES.
What procedures does Dr. Sonia Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.