Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALEXIS ALEXANDER DIAZ MD
NPI 1043832439
Emergency Medicine in Kissimmee, FL

Q: What is Alexis Diaz's NPI number?

The NPI number for Alexis Diaz is 1043832439. It was assigned to this individual provider in the NPPES registry on May 8, 2020.

Q: What is Alexis Diaz's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Alexis Diaz was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days 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.

Active since May 08, 2020PECOS Enrolled

720 W OAK ST STE 201, KISSIMMEE, FL 34741(321) 697-1733 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 6, 2026, Sep 1, 2023, May 3, 2023 and 1 more (4 updates tracked since 2020).

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About Alexis Alexander Diaz Md NPPES

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

ALEXIS ALEXANDER DIAZ MD (NPI 1043832439) is an individual emergency medicine provider in Kissimmee, Florida, licensed in Puerto Rico (23043) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1043832439

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameALEXIS ALEXANDER DIAZCredential: MD

Location Address720 W OAK ST STE 201Kissimmee, FL 34741-4998

Mailing Address720 W Oak St Ste 201Kissimmee, FL 34741-4998 · (321) 697-1733

Phone(321) 697-1733

Sole ProprietorYes

Medical School CMSOtherGraduated 2020

Enumeration DateMay 8, 2020

Last NPPES UpdateJuly 6, 20264 updates tracked since enumeration

NPPES CertifiedJuly 6, 2026

✔ NPI 1043832439 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in PR · 23043

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

720 W OAK ST STE 201, Kissimmee, FL 34741

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Other Identifiers 1

Medicaid23043PR

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexis Alexander Diaz Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9133694342

PECOS Enrollment IDI20260406002114

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34741 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 20

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

NEHA MEDA

Student in an Organized Health Care Education/Training Program