Doctor profile · Federal record
Dr. Karen Lau, M.D.
Family Medicine Physician (CMS: Family Practice) · Anaheim, CA
- NPI 1548595580
- Accepts Medicare
- 23 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
761 S Weir Canyon RD Ste 185
Anaheim, CA 928081947
(714) 282-6934
fax (714) 282-6935 - Additional location
-
1010 W la Veta Ave Ste 750
Orange, CA 928684312
(714) 639-9401
fax (714) 919-8804 - Additional location
-
2540 N Santiago Blvd
Orange, CA 928671862
(714) 921-1030
fax (714) 921-1032 - Mailing address
-
Po Box 35380
Las Vegas, NV 891335380
Credentials & registration
- NPI registered
- October 2009 — 17 yrs on file
- Profile last updated
- November 22, 2025
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A109171
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548595580. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
674
Distinct HCPCS
6
Medicare allowed
$83,340
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 324 | 169 | $139 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 107 | 107 | $140 | |
99497 |
Advance care planning, first 30 minutes | 85 | 84 | $88 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 64 | 64 | $21 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 56 | 39 | $194 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 38 | 35 | $98 |
In context: peer comparison
Among 21 peers in Anaheim Family Medicine Physician, average services per provider: 138. This provider delivers 4.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,229
Patients
700
Total drug cost
$209,034
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 356 | 111 | $5,360 |
| Levothyroxine Sodium | Generic | 310 | 87 | $6,184 |
| Rosuvastatin Calcium | Generic | 302 | 95 | $10,322 |
| Losartan Potassium | Generic | 221 | 67 | $3,386 |
| Amlodipine Besylate | Generic | 179 | 56 | $1,583 |
| Fluticasone Propionate | Generic | 113 | 64 | $1,843 |
| Lisinopril | Generic | 104 | 34 | $1,164 |
| Escitalopram Oxalate | Generic | 101 | 29 | $1,821 |
| Eliquis (Apixaban) | Brand | 90 | 15 | $73,551 |
| Gabapentin | Generic | 81 | 31 | $2,291 |
Frequently asked questions
What is Dr. Karen Lau's medical specialty?
Dr. Karen Lau practices Family Medicine Physician in Anaheim, CA.
Where does Dr. Karen Lau practice?
Dr. Karen Lau practices at 761 S Weir Canyon RD Ste 185, Anaheim, CA 928081947. Office phone: 7142826934.
What is Dr. Karen Lau's NPI?
Dr. Karen Lau's National Provider Identifier (NPI) is 1548595580, issued by NPPES.
Does Dr. Karen Lau accept Medicare assignment?
Yes. Dr. Karen Lau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Lau commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.