Alicia M. Fierro, DO

NPI 1902121692ActiveIndividual· Internal Medicine, Rheumatology· Zephyrhills, FL

Internal Medicine, Rheumatology (DO) in Zephyrhills, Florida, trained at At Still University, Arizona School of Dentistry & Oral Hlth (class of 2010). 748 Medicare patients in 2024, $1,330,612 paid; nearly all of their 3,648 Part D prescriptions were generic (92%). Abbvie Inc. was the largest of 20 companies reporting payments in 2025, $3,333 in all, mostly food and beverage.

Overview

NPI	1902121692
Status	Active
Entity type	Individual
Credential	DO
Sole proprietor	No
NPI issued	Apr 6, 2010
Last updated in NPPES	Aug 25, 2021
Certified by provider	Aug 25, 2021

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Rheumatology Primary	207RR0500X	OS13138	FL

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026	No match	—
New York OMIG · Nov 4, 2026	No match	—
Ohio Medicaid · Nov 4, 2026	No match	—
Pennsylvania Medicheck · Nov 4, 2026	No match	—
Washington HCA · Nov 4, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Rheumatology (FL)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	748
Services billed	116,018 across 42 procedure codes
Paid by Medicare	$1,330,612

Part D prescriptions in 2024

Prescriptions (claims)	3,648 · 6,864 30-day fills
Patients	555
Total drug cost	$1,290,385
Generic share	92% of claims

Medicare sources and data years

Education and affiliations

Medical school	At Still University, Arizona School of Dentistry & Oral Hlth
Graduation year	2010
Medicare specialty	Rheumatology
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth