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

Robert J. Knox MD, Inc

Organization Ophthalmologic Surgery Clinic/Center · NPI 1669492195

Robert J. Knox MD, Inc is an Ophthalmologic Surgery Clinic/Center in Portsmouth, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1534 11th St
Portsmouth, OH 45662-4524
Phone: (740) 355-1161
Fax: (740) 355-1191
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmologic Surgery Clinic/Center (primary) Taxonomy 261QS0132X · Licence 35077740 (OH)

Record details

NPI number1669492195
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Knox — President · (740) 355-1161
NPI enumeratedJuly 20, 2006
Last updated in NPPESOctober 15, 2009
Mailing address1534 11th St, Portsmouth, OH 45662-4524