NELLY ALONSO
NPI 1700775558
Nurse Practitioner - Psychiatric/Mental Health in Delray Beach, FL
About Nelly Alonso NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NELLY ALONSO (NPI 1700775558) is an individual psychiatric/mental health provider in Delray Beach, Florida, licensed in Florida (APRN11040254) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Nelly Alonso is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Nelly Alonso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Delray Beach, FL 33483
- Reassigned Medicare billing, Florida enrollment
- 37 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 33483 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DELRAY BEACH, FL 33483
DELRAY BEACH, FL 33483
DELRAY BEACH, FL 33483
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Nelly Alonso's NPI number?
The NPI number for Nelly Alonso is 1700775558. It was assigned to this individual provider in the NPPES registry on June 28, 2025.
Where is Nelly Alonso located?
Nelly Alonso practices at 403 SE 1st St, Delray Beach, FL 33483. The listed phone number is (561) 266-8866.
What is Nelly Alonso's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Nelly Alonso enrolled in Medicare?
Yes. Nelly Alonso is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Nelly Alonso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nelly Alonso reassigns Medicare benefits to Raul J Rodriguez Mdpa (Delray Beach, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nelly Alonso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nelly Alonso accept?
Health plans from Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company), Oscar Health Maintenance Organization of Florida and UnitedHealthcare list Nelly Alonso as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Nelly Alonso was last updated on August 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Nelly Alonso · NPI 1700775558
Psychiatric/Mental Health physician in Delray Beach, Florida. Individual provider, active in the CMS NPPES registry since June 28, 2025.
## Identity
- **NPI:** 1700775558 (Entity type: Individual)
- **Enumerated:** June 28, 2025
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** APRN11040254 (Florida)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 403 SE 1ST ST, Delray Beach, FL 33483-4540
- **Phone:** (561) 266-8866
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Raul J Rodriguez Mdpa (NPI 1891067823, Delray Beach, FL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** August 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1700775558) · Data from the CMS NPPES public registry.