Doctor profile · Federal record
Dr. Leo Mascarenhas, MD
Pediatric Hematology & Oncology Physician · Los Angeles, CA
- NPI 1417057225
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
127 S San Vicente Blvd Fl 7
Los Angeles, CA 900483311
(310) 423-4423
fax (310) 423-4131 - Additional location
-
100 W California Blvd
Pasadena, CA 911053010
(626) 397-5000 - Additional location
-
4650 W Sunset Blvd
Los Angeles, CA 900276062
(323) 669-2121
fax (323) 600-7128 - Additional location
-
8700 Beverly Blvd
West Hollywood, CA 900481804 - Mailing address
-
4140 W 190Th St
Torrance, CA 905045513
Show 1 more location
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- July 23, 2025
- Specialty taxonomy
- 2080P0207X — NUCC code
- State license (1)
- California #A54324
- Medicaid
- CA #00A54324A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417057225. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$1,885
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $1,885.00 |
By nature of payment
Frequently asked questions
What is Dr. Leo Mascarenhas's medical specialty?
Dr. Leo Mascarenhas practices Pediatric Hematology & Oncology Physician in Los Angeles, CA.
Where does Dr. Leo Mascarenhas practice?
Dr. Leo Mascarenhas practices at 127 S San Vicente Blvd Fl 7, Los Angeles, CA 900483311. Office phone: 3104234423.
What is Dr. Leo Mascarenhas's NPI?
Dr. Leo Mascarenhas's National Provider Identifier (NPI) is 1417057225, issued by NPPES.