OrganizationActive
Robert J. Knox MD, Inc
NPI 1669492195 · Ophthalmologic Surgery Clinic/Center · Portsmouth, OH
Provider details
- NPI number
- 1669492195
- Entity type
- Organization
- Primary specialty
- Ophthalmologic Surgery Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Robert Knox, President(740) 355-1161
- License
- 35077740 (OH)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1534 11th St
Portsmouth, OH 45662-4524
Phone: (740) 355-1161
Fax: (740) 355-1191
Street-level locationGet directions
Mailing address
1534 11th St
Portsmouth, OH 45662-4524
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2009-10-15
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.