Doctor profile · Federal record
Dr. Karen Khoo, MD
Internal Medicine Physician · San Francisco, CA
- NPI 1629031430
- MIPS 90.8 / 100 · 2023
- 20 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
4322 Geary Boulevard
San Francisco, CA 941183004
(415) 221-3200
fax (415) 221-3201 - Mailing address
-
4322 Geary Blvd
San Francisco, CA 941183004
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- July 14, 2011
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #00G64432
- Medicaid
- CA #00G644320
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629031430. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,507
Distinct HCPCS
9
Medicare allowed
$163,797
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 484 | 234 | $106 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 341 | 174 | $150 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 187 | 187 | $157 | |
99497 |
Advance care planning, first 30 minutes | 170 | 170 | $96 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 155 | 141 | $18 | |
G0008 |
Administration of influenza virus vaccine | 68 | 67 | $37 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 67 | 66 | $76 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 21 | 17 | $207 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 14 | 14 | $76 |
In context: peer comparison
Among 236 peers in this city , average services per provider: 93. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$444
Transactions
12
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Noah Medical Corporation | 1 | $170.19 | |
| PFIZER INC. | 3 | $65.54 | |
| AstraZeneca Pharmaceuticals LP | 2 | $59.52 | |
| Novo Nordisk Inc | 2 | $51.47 | |
| Gilead Sciences, Inc. | 2 | $47.67 | |
| ABBVIE INC. | 1 | $31.50 | |
| GlaxoSmithKline, LLC. | 1 | $18.59 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,855
Patients
573
Total drug cost
$28,197
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 455 | 133 | $6,756 |
| Amlodipine Besylate | Generic | 315 | 94 | $4,691 |
| Losartan Potassium | Generic | 173 | 51 | $3,655 |
| Levothyroxine Sodium | Generic | 145 | 42 | $2,199 |
| Metformin Hcl | Generic | 101 | 31 | $1,142 |
| Hydrochlorothiazide | Generic | 94 | 29 | $758 |
| Alendronate Sodium | Generic | 82 | 29 | $1,117 |
| Escitalopram Oxalate | Generic | 69 | 20 | $1,489 |
| Omeprazole | Generic | 64 | 22 | $1,105 |
| Pantoprazole Sodium | Generic | 64 | 26 | $1,336 |
Frequently asked questions
What is Dr. Karen Khoo's medical specialty?
Dr. Karen Khoo practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Karen Khoo practice?
Dr. Karen Khoo practices at 4322 Geary Boulevard, San Francisco, CA 941183004. Office phone: 4152213200.
What is Dr. Karen Khoo's NPI?
Dr. Karen Khoo's National Provider Identifier (NPI) is 1629031430, issued by NPPES.
What procedures does Dr. Karen Khoo 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.