William Marks, O.D.
NPI 1982600268 · Optometrist · Cleveland, OH
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Marks, O.D. is a Optometrist provider in Cleveland, OH (NPI 1982600268).
Provider details
- NPI number
- 1982600268
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 3256T548 (OH)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
Mailing address
Registry dates
- Enumerated
- 2005-06-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Marks's NPI number?
- William Marks's National Provider Identifier (NPI) is 1982600268, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Marks's specialty?
- William Marks is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is William Marks located?
- William Marks's practice location on file with NPPES is 6879b Southland Dr, Cleveland, OH 44130-3608.
- What is William Marks's phone number?
- The practice phone number listed in the NPPES registry for William Marks is (440) 888-3515.
- Does William Marks accept Medicare?
- William Marks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Marks's NPI active?
- Yes — William Marks's NPI (1982600268) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.