Dr. Federico Maestre Grau MD
Also known as
- Professional nameMaestre Grau, Federico A
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1679561047 is registered to Dr. Federico Maestre Grau MD, a Ophthalmology Physician practising at 357 Ave De La Constitucion, Puerta De Tierra in San Juan, Puerto Rico. Ophthalmology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Federico Maestre Grau MD has been enumerated in the National Provider Identifier (NPI) registry since 2005.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20110811000407OphthalmologyPR
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Federico Maestre Grau MD accepts. To confirm in-network status with your specific health plan, contact Dr. Federico Maestre Grau MD directly at (787) 289-6600.
Frequently asked
Yes. NPI 1679561047 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Ophthalmology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (787) 289-6600.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Federico Maestre Grau MD is a Type-1 individual NPI.