LEO MASCARENHAS MD – NPI #1417057225
Pediatrics
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
LEO MASCARENHAS is a physician located in LOS ANGELES, CA. NPPES has assigned the NPI number 1417057225 to LEO MASCARENHAS on September 22, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI data, there are 3 additional location(s) assigned to this provider which are listed below. The primary taxonomy selected by this provider is 2080P0207X from the Health Care Provider Taxonomy code set, which is classified as Pediatrics, specializing in Pediatric Hematology-Oncology
The NPI profile was last updated on Jul 23, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for LEO MASCARENHAS below.
NPI Profile for
LEO MASCARENHAS
(more than 19 years ago)
LOS ANGELES, CA 90048-3311 Phone: (310) 423-4423 Fax: (310) 423-4131
3 Other location(s):
Los Angeles, CA 90027-6062
Phone: (323) 669-2121
Fax: (323) 600-7128
Pasadena, CA 91105-3010
Phone: (626) 397-5000
West Hollywood, CA 90048-1804
Phone: (310) 423-4423
Fax: (310) 423-4131
TORRANCE, CA 90504-5513 Phone: (310) 423-4423 Fax: (310) 423-4131
Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.
Identifiers for LEO MASCARENHAS
Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.
| Description | Issuer | State | Identifier |
|---|---|---|---|
| other | CAL OPTIMA | CA | 00A543240 G15 |
| medicaid | CA | 00A54324A |
A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.
| Taxonomy Classification / Specialization | State | License |
|---|---|---|
| 2080P0207X - Pediatrics / Pediatric Hematology-Oncology (Primary) |
CA | A54324 |
The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.
Additional Information
- Refer to Part B
- Order Durable Medical Equipment
- Refer to Home Health Agency
- Order Power Mobility Devices
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