Doctor profile · Federal record
Dr. JOANNE MORTIMER, M.D.
Medical Oncology Physician (CMS: MEDICAL ONCOLOGY) · Internal Medicine Physician · DUARTE, CA
- NPI 1558319038
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 49 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1500 DUARTE RD
DUARTE, CA 910103012
(626) 359-8111 - Mailing address
-
PO BOX 512185
LOS ANGELES, CA 900510185
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- November 18, 2020
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- California #G87336
- Medicaid
- CA #00G873360
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558319038. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
705
Distinct HCPCS
4
Medicare allowed
$76,799
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 471 | 187 | $103 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 104 | 66 | $151 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 99 | 81 | $69 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 31 | 31 | $191 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 239. This provider delivers 2.9× the peer median.Open Payments
Industry payments received
All-time total
$9,928
Transactions
6
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 2 | $7,315.00 | |
| GE HEALTHCARE | 2 | $2,195.14 | |
| Stemline Therapeutics Inc. | 1 | $390.00 | |
| Novartis Pharmaceuticals Corporation | 1 | $27.84 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
138
Patients
0
Total drug cost
$945,701
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Everolimus | Generic | 23 | 0 | $169,208 |
| Orserdu (Elacestrant Hcl) | Brand | 23 | 0 | $498,406 |
| Lorazepam | Generic | 18 | 0 | $289 |
| Anastrozole | Generic | 17 | 0 | $617 |
| Kisqali (Ribociclib Succinate) | Brand | 17 | 0 | $275,764 |
| Letrozole | Generic | 16 | 0 | $293 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 12 | 0 | $339 |
| Tamoxifen Citrate | Generic | 12 | 0 | $786 |