MARCO S. LOAYZA M.D. – NPI #1659690717
Pediatrics
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
MARCO LOAYZA is a physician located in BROOKFIELD, WI. NPPES has assigned the NPI number 1659690717 to MARCO LOAYZA on May 27, 2010. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI data, there are 2 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 2080N0001X from the Health Care Provider Taxonomy code set, which is classified as Pediatrics, specializing in Neonatal-Perinatal Medicine
The NPI profile was last updated on May 13, 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 MARCO LOAYZA below.
NPI Profile for
MARCO S. LOAYZA
(more than 16 years ago)
BROOKFIELD, WI 53045-5070 Phone: (414) 447-7330 Fax: (414) 447-1070
2 Other location(s):
Campus Box 8116
Saint Louis, MO 63110-1010
Phone: (314) 454-6173
Canton, MS 39046-6045
Phone: (225) 803-2343
BROOKFIELD, WI 53008-1327 Phone: (414) 447-7330 Fax: (414) 447-1070
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.
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 |
|---|---|---|
| 2080N0001X - Pediatrics / Neonatal-Perinatal Medicine (Primary) |
WI | 73228 |
| 208000000X - Pediatrics |
WI | 73228 |
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.