IndividualActive
Mark Williams, OD
NPI 1922840149 · Optometrist · Denver, CO
Mark Williams, OD is a Optometrist provider in Denver, CO (NPI 1922840149).
Provider details
- NPI number
- 1922840149
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- OPT.0004025 (CO)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
3545 Quebec St Ste 115
Denver, CO 80207-1603
Phone: (303) 501-1122
Street-level locationGet directions
Mailing address
1935 N Logan St Apt 1027
Denver, CO 80203-4439
Registry dates
- Enumerated
- 2024-06-10
- Last updated
- 2024-06-10
- Certified
- 2024-06-09
Frequently asked questions
- What is Mark Williams's NPI number?
- Mark Williams's National Provider Identifier (NPI) is 1922840149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Williams's specialty?
- Mark Williams is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Williams located?
- Mark Williams's practice location on file with NPPES is 3545 Quebec St Ste 115, Denver, CO 80207-1603.
- What is Mark Williams's phone number?
- The practice phone number listed in the NPPES registry for Mark Williams is (303) 501-1122.
- Is Mark Williams's NPI active?
- Yes — Mark Williams's NPI (1922840149) is active in the NPPES registry as of the last update on 2024-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.