Doctor profile · Federal record
Dr. Jelena Kao, MD
Hematology & Oncology Physician (CMS: Medical Oncology) · Hematology & Oncology Physician · San Mateo, CA
- NPI 1932242062
- Accepts Medicare
- 21 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
218 de Anza Blvd
San Mateo, CA 944023913
(650) 341-9131
fax (650) 341-9135
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- April 29, 2025
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- California #A83980 · Hawaii #MD-24166
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932242062. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
16,138
Distinct HCPCS
10
Medicare allowed
$142,527
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1439 |
Injection, ferric carboxymaltose, 1 mg | 15,000 | 13 | $1 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 265 | 176 | $152 | |
J7030 |
Infusion, normal saline solution , 1000 cc | 202 | 35 | $2 | |
96372 |
Injection of drug or substance under skin or into muscle | 193 | 18 | $17 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 156 | 81 | $212 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 101 | 16 | $176 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 52 | 29 | $134 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 43 | 26 | $89 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 35 | 16 | $152 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 28 | 28 | $195 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 858. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$55
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Daiichi Sankyo Inc. | 1 | $29.49 | |
| Novartis Pharmaceuticals Corporation | 1 | $25.11 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
531
Patients
115
Total drug cost
$556,352
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 122 | 43 | $4,496 |
| Hydroxyurea | Generic | 87 | 23 | $3,953 |
| Letrozole | Generic | 78 | 23 | $2,474 |
| Eliquis (Apixaban) | Brand | 61 | 14 | $62,999 |
| Xarelto (Rivaroxaban) | Brand | 34 | 0 | $31,849 |
| Gabapentin | Generic | 19 | 0 | $235 |
| Exemestane | Generic | 17 | 0 | $1,540 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 17 | 0 | $117 |
| Ondansetron Hcl | Generic | 15 | 12 | $207 |
| Prednisone | Generic | 15 | 0 | $129 |
Hospital affiliations
Frequently asked questions
What is Dr. Jelena Kao's medical specialty?
Dr. Jelena Kao practices Hematology & Oncology Physician in San Mateo, CA.
Where does Dr. Jelena Kao practice?
Dr. Jelena Kao practices at 218 de Anza Blvd, San Mateo, CA 944023913. Office phone: 6503419131.
What is Dr. Jelena Kao's NPI?
Dr. Jelena Kao's National Provider Identifier (NPI) is 1932242062, issued by NPPES.
Does Dr. Jelena Kao accept Medicare assignment?
Yes. Dr. Jelena Kao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jelena Kao commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Established patient office or other outpatient visit (HCPCS 99214); Infusion, normal saline solution , 1000 cc (HCPCS J7030). Source: CMS Medicare Physician & Other Practitioners file.