Doctor profile · Federal record
Dr. Alex Herrera, MD
Hematology (Internal Medicine) Physician (CMS: Hematology) · Hematology & Oncology Physician · Duarte, CA
- NPI 1275761553
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 17 yrs in practice
- Male
- 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
- June 2009 — 17 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RH0000X — NUCC code
- State licenses (2)
- California #A130569 · California #130569
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275761553. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
325
Distinct HCPCS
3
Medicare allowed
$42,321
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 146 | 74 | $151 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 109 | 28 | $121 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 70 | 39 | $103 |
In context: peer comparison
Among 27 peers in Duarte Hematology (Internal Medicine) Physician, average services per provider: 117. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$18,009
Transactions
13
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 6 | $12,763.45 | |
| Genmab U.S., INC. | 2 | $2,288.37 | |
| Merck Sharp & Dohme LLC | 1 | $1,830.00 | |
| F. Hoffmann-la Roche Ag | 2 | $1,006.00 | |
| Genentech USA, INC. | 1 | $87.17 | |
| BeiGene USA, INC. | 1 | $34.02 |
By nature of payment
Frequently asked questions
What is Dr. Alex Herrera's medical specialty?
Dr. Alex Herrera practices Hematology (Internal Medicine) Physician in Duarte, CA.
Where does Dr. Alex Herrera practice?
Dr. Alex Herrera practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 6267753514.
What is Dr. Alex Herrera's NPI?
Dr. Alex Herrera's National Provider Identifier (NPI) is 1275761553, issued by NPPES.
Does Dr. Alex Herrera accept Medicare assignment?
Yes. Dr. Alex Herrera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alex Herrera commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.