DR. ERNESTO ALONSO MD
NPI 1396170601
Psychiatry & Neurology - Clinical Neurophysiology in Lake City, FL
About Dr. Ernesto Alonso Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERNESTO ALONSO MD (NPI 1396170601) is an individual clinical neurophysiology provider in Lake City, Florida, licensed in Florida (ME135763) and active in the NPI registry since September 2013. He is enrolled in Medicare PECOS, is affiliated with Uf Health Shands Hospital, and maintains a secondary practice location in Gainesville.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 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 (PECOS)
Dr. Ernesto Alonso Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ernesto Alonso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Medley, FL 33178
- Reassigned Medicare billing, Florida enrollment
- 140 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.
Areas of Expertise CMS Part B claims 33
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Uf Health Shands Hospital
Acute Care Hospitals · Gainesville, FLEd Fraser Memorial Hospital
Acute Care Hospitals · Macclenny, FLHca Florida Lake City Hospital
Acute Care Hospitals · Lake City, FLDoctors Memorial Hospital Inc
Critical Access Hospitals · Perry, FLMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Ernesto Alonso's NPI number?
The NPI number for Ernesto Alonso is 1396170601. It was assigned to this individual provider in the NPPES registry on September 5, 2013.
Where is Ernesto Alonso located?
Ernesto Alonso practices at 4241 NW American Ln, Lake City, FL 32055. The listed phone number is (386) 288-5311.
What is Ernesto Alonso's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Clinical Neurophysiology, with taxonomy code 2084N0600X.
Is Ernesto Alonso enrolled in Medicare?
Yes. Ernesto Alonso is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ernesto Alonso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ernesto Alonso reassigns Medicare benefits to Neuroscience Consultants LLP (Medley, 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 Ernesto Alonso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ernesto Alonso accept?
Health plans from AmeriHealth Caritas Next, AvMed, Cigna HealthCare of Florida, Inc., Cigna Healthcare and Florida Blue (BlueCross BlueShield FL) and 2 other insurers list Ernesto 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.
Is Ernesto Alonso affiliated with any hospitals?
According to CMS data, Ernesto Alonso is affiliated with Uf Health Shands Hospital, Ed Fraser Memorial Hospital, Hca Florida Lake City Hospital and Doctors Memorial Hospital Inc.
When was this NPI record last updated?
The NPPES record for Ernesto Alonso was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.