Mrs. Alexandra Penalver
Also known as
- Formerly known asMarte, Alexandra
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1700686375 is registered to Mrs. Alexandra Penalver, a Nurse Practitioner practising at 763 Larkfield Rd Fl 2 in Commack, New York. Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mrs. Alexandra Penalver has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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
- I20260120003316Nurse PractitionerNY
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 Mrs. Alexandra Penalver accepts. To confirm in-network status with your specific health plan, contact Mrs. Alexandra Penalver directly at (631) 837-2359.
Frequently asked
Yes. NPI 1700686375 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Nurse Practitioner 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 (631) 837-2359.
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. Mrs. Alexandra Penalver is a Type-1 individual NPI.