OrganizationActive
Dennis Marston
NPI 1861545261 · Optometrist · Rockford, IL
Dennis Marston is a Optometrist organization in Rockford, IL (NPI 1861545261).
Provider details
- NPI number
- 1861545261
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Dennis Marston, Owner(815) 391-7898
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(90/100 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
1215 N Alpine Rd
Rockford, IL 61107-2201
Phone: (815) 391-7898
Street-level locationGet directions
Mailing address
Po Box 4164
Rockford, IL 61110-0664
Other names (DBA / former)
- Doing business as
- Linden Optical
Registry dates
- Enumerated
- 2007-01-19
- Last updated
- 2020-08-22
Frequently asked questions
- What is Dennis Marston's NPI number?
- Dennis Marston's National Provider Identifier (NPI) is 1861545261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dennis Marston?
- Dennis Marston is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Dennis Marston located?
- Dennis Marston's practice location on file with NPPES is 1215 N Alpine Rd, Rockford, IL 61107-2201.
- What is Dennis Marston's phone number?
- The practice phone number listed in the NPPES registry for Dennis Marston is (815) 391-7898.
- Who is the authorized official for Dennis Marston?
- The authorized official listed on Dennis Marston's NPPES record is Dennis Marston, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dennis Marston's NPI active?
- Yes — Dennis Marston's NPI (1861545261) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.