Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mark Steven Leone, OD

Individual provider Optometrist · NPI 1922836899

Mark Steven Leone, OD is an Optometry in East Liverpool, Ohio. Qualified in 2021, 5 years ago. Practices with Dr Ronald L. Detwiler, OD Inc, a 5-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
5
Licensed in
OH
In the registry since
2024
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

15655 State Route 170 Ste P
East Liverpool, OH 43920-9672
Phone: (330) 385-3898
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 6006 Mahoning Ave Ste D, Austintown, OH 44515-2239 — (330) 797-8780

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OPT007314 (OH)

Record details

NPI number1922836899
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedJuly 23, 2024
Last updated in NPPESJuly 23, 2024
Certification dateJuly 23, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPTOMETRY
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Dr. Ronald L. Detwiler, O.D. Inc. — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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