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

STEPHEN MASTORIDES M.D.
NPI 1225084080
Pathology - Molecular Genetic Pathology in Tampa, FL

Q: What is Stephen Mastorides's NPI number?

The NPI number for Stephen Mastorides is 1225084080. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Q: What is Stephen Mastorides's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Molecular Genetic Pathology, with taxonomy code 207ZP0007X.

Active since May 25, 2006

13000 BRUCE B DOWNS BLVD, PATHOLOGY AND LABORATORY MEDICINE SERVICE (113), TAMPA, FL 33612(813) 972-2000(813) 978-5827 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

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About Stephen Mastorides M.d. NPPES

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

STEPHEN MASTORIDES M.D. (NPI 1225084080) is an individual molecular genetic pathology provider in Tampa, Florida, licensed in Florida (ME 73197) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1225084080

Entity TypeIndividualMale

Primary Taxonomy207ZP0007X

Provider Legal NameSTEPHEN MASTORIDESCredential: M.D.

Location Address13000 BRUCE B DOWNS BLVD, PATHOLOGY AND LABORATORY MEDICINE SERVICE (113)Tampa, FL 33612-4745

Mailing Address7216 Wareham DrTampa, FL 33647-1166 · (813) 972-2000 · Fax (813) 978-5827

Phone(813) 972-2000

Fax(813) 978-5827

Sole ProprietorNo

Enumeration DateMay 25, 2006

Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration

✔ NPI 1225084080 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Molecular Genetic PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0007X

License✔ Licensed in FL · ME 73197

Definition

A molecular genetic pathologist is expert in the principles, theory and technologies of molecular biology and molecular genetics. This expertise is used to make or confirm diagnoses of Mendelian genetic disorders, disorders of human development, infectious diseases and malignancies, and to assess the natural history of those disorders. A molecular genetic pathologist provides information about gene structure, function and alteration and applies laboratory techniques for diagnosis, treatment and prognosis for individuals with related disorders.

Also ListedPathology · Clinical Pathology/Laboratory MedicineTaxonomy 207ZP0105X · License ME 73197 (FL)

13000 BRUCE B DOWNS BLVD, Tampa, FL 33612

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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.

DEREK ROBBEN MD

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DR. LUIS LEON ALVARADO MD

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