DR. MARIELA DIAZ ALONSO ARNP
NPI 1053096347
Nurse Practitioner in Orlando, FL

Q: What is Mariela Diaz Alonso's NPI number?

The NPI number for Mariela Diaz Alonso is 1053096347. It was assigned to this individual provider in the NPPES registry on June 15, 2023. The provider is also known as Dr. Mariela Isabel Diaz Alonso Aprn.

Q: What is Mariela Diaz Alonso's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Active since June 15, 2023PECOS Enrolled

1650 SAND LAKE RD STE 114A, ORLANDO, FL 32809(407) 988-1177 Get Directions Write a Review

NPPES record last updated: March 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 27, 2025, Aug 18, 2023, Jun 15, 2023 (3 updates tracked since 2023).

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About Dr. Mariela Diaz Alonso Arnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARIELA DIAZ ALONSO ARNP (NPI 1053096347) is an individual nurse practitioner in Orlando, Florida, licensed in Florida (APRN11025631) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS and maintains a secondary practice location in Cocoa.

NPPES Registry Identity

NPI1053096347

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameDR. MARIELA DIAZ ALONSOCredential: ARNP

Location Address1650 SAND LAKE RD STE 114AOrlando, FL 32809-7712

Mailing Address3311 Craggy Bluff PlCocoa, FL 32926-7419 · (321) 394-5540

Phone(407) 988-1177

Sole ProprietorNo

Enumeration DateJune 15, 2023

Last NPPES UpdateMarch 27, 20253 updates tracked since enumeration

NPPES CertifiedMarch 27, 2025

✔ NPI 1053096347 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in FL · APRN11025631

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1650 SAND LAKE RD STE 114A, Orlando, FL 32809

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Other Names 1

Other Name (5)Dr. Mariela Isabel Diaz Alonso Aprn

Secondary Practice Location 1

Location 13311 Craggy Bluff PlCocoa, FL 32926-7419 · Phone (321) 394-5540

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Cigna HealthCare of Florida, Inc..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. Mariela Diaz Alonso Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mariela Diaz Alonso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Vitalief Medical Center Inc

Same address

Clinic/Center

1650 SAND LAKE RD STE 114A
Orlando, FL 32809

Reassigned Medicare billing, Florida enrollment
2 clinicians in this Medicare group

NPI 1508531153 (407) 988-1177

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 32809 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$87.62 typical visit price

range $56.00 – $171.84

Typical copayment $21.90 (range $14.00 – $42.96)

Most-billed visit code 99203

Established Patient

$99.16 typical visit price

range $17.57 – $139.16

Typical copayment $24.79 (range $4.39 – $34.79)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

YADIUSKA SANCHEZ ORDUNO

Nurse Practitioner (Family)

1650 SAND LAKE RD STE 114A
ORLANDO, FL 32809

Orange County (321) 800-6123

MARIA DEL C MARTINEZ M.D.

Family Medicine

1650 SAND LAKE RD STE 114A
ORLANDO, FL 32809

Orange County (321) 800-6123

VITALIEF MEDICAL CENTER INC

Clinic/Center

1650 SAND LAKE RD STE 114A
ORLANDO, FL 32809

Orange County (407) 988-1177

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 Mariela Diaz Alonso's NPI number?

The NPI number for Mariela Diaz Alonso is 1053096347. It was assigned to this individual provider in the NPPES registry on June 15, 2023. The provider is also known as Dr. Mariela Isabel Diaz Alonso Aprn.

Where is Mariela Diaz Alonso located?

Mariela Diaz Alonso practices at 1650 Sand Lake Rd Ste 114A, Orlando, FL 32809. The listed phone number is (407) 988-1177.

What is Mariela Diaz Alonso's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Mariela Diaz Alonso enrolled in Medicare?

Yes. Mariela Diaz Alonso is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mariela Diaz Alonso's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mariela Diaz Alonso reassigns Medicare benefits to Vitalief Medical Center Inc (Orlando, 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 Mariela Diaz Alonso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mariela Diaz Alonso accept?

Health plans from Cigna HealthCare of Florida, Inc. and Cigna Healthcare list Mariela Diaz 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 Mariela Diaz Alonso was last updated on March 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.