Mark T Defrancisco, DO

Mark T Defrancisco is a Vascular Surgery Physician provider (Surgery) practicing in Newark, OH, registered in the NPPES registry with NPI 1588605729 since 2006. The credential DO stands for Doctor of Osteopathic Medicine. Practices at Surgical Interventions, LLC (listed at the same practice address in NPPES).

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NPI	1588605729
Entity type	Individual (Type 1)
Name	Mark T Defrancisco
Credential	DO
Sex	Male
Practice address	1371 W MAIN ST, Newark, OH, 43055
Phone	2205641965
Fax	2205641966
Enumeration date	2006-06-09
Last updated in NPPES	2021-03-18

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
2086S0129X	Vascular Surgery Physician	Secondary	34.006764	OH
2086S0129X	Vascular Surgery Physician	Primary	83058	SC

DO — Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Copy-ready billing details

Provider: Mark Defrancisco, DO
NPI: 1588605729
Taxonomy: 2086S0129X (Vascular Surgery Physician)
Address: 1371 W MAIN ST, Newark, OH, 43055

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1497951149	Surgical Interventions, LLC	Organization	Surgery Physician	Newark, OH

Verify this record

Cross-check NPI 1588605729 against the authoritative CMS record: view Mark T Defrancisco on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Mark Defrancisco practice?

The practice location on file with NPPES is in Newark, OH. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Mark Defrancisco?

The National Provider Identifier (NPI) for Mark Defrancisco is 1588605729, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2021-03-18.