Doctor profile · Federal record
Dr. Erminia Massarelli, MD
Medical Oncology Physician (CMS: Hematology/Oncology) · Duarte, CA
- NPI 1982855326
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 29 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1500 Duarte RD
Duarte, CA 910103012
(626) 775-3514 - Mailing address
-
Po Box 512185
Los Angeles, CA 900510185
Credentials & registration
- NPI registered
- October 2008 — 18 yrs on file
- Profile last updated
- November 13, 2020
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- California #142539
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982855326. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
661
Distinct HCPCS
5
Medicare allowed
$84,111
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 302 | 111 | $103 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 290 | 113 | $151 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 30 | 30 | $190 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 25 | 18 | $103 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 14 | 12 | $69 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 239. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$22,835
Transactions
47
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 13 | $7,526.40 | |
| Janssen Biotech, Inc. | 13 | $6,243.86 | |
| ABBVIE INC. | 2 | $4,730.00 | |
| Janssen Scientific Affairs, LLC | 1 | $2,025.00 | |
| Daiichi Sankyo Inc. | 5 | $1,710.15 | |
| AstraZeneca Pharmaceuticals LP | 7 | $309.23 | |
| AstraZeneca UK Limited | 3 | $157.79 | |
| Genentech USA, Inc. | 1 | $77.03 | |
| Tempus AI, Inc | 1 | $29.19 | |
| Merck Sharp & Dohme LLC | 1 | $26.03 |
By nature of payment
Frequently asked questions
What is Dr. Erminia Massarelli's medical specialty?
Dr. Erminia Massarelli practices Medical Oncology Physician in Duarte, CA.
Where does Dr. Erminia Massarelli practice?
Dr. Erminia Massarelli practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 6267753514.
What is Dr. Erminia Massarelli's NPI?
Dr. Erminia Massarelli's National Provider Identifier (NPI) is 1982855326, issued by NPPES.
Does Dr. Erminia Massarelli accept Medicare assignment?
Yes. Dr. Erminia Massarelli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erminia Massarelli commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.