M. Patrick Day, OD, a Professional Corporation
NPI 1902083280 · Optometrist · Clinton, OK
M. Patrick Day, OD, a Professional Corporation is a Optometrist organization in Clinton, OK (NPI 1902083280).
Provider details
- NPI number
- 1902083280
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Marshall Day, Co-Owner/Optometrist(580) 323-5421
Specialties & taxonomies
Eye and Vision Services Providers
- Eyewear Supplier332H00000X
Suppliers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Other names (DBA / former)
- Doing business as
- Clinton Vision Source
Registry dates
- Enumerated
- 2008-01-29
- Last updated
- 2023-09-27
- Certified
- 2023-09-27
Frequently asked questions
- What is M. Patrick Day, OD, a Professional Corporation's NPI number?
- M. Patrick Day, OD, a Professional Corporation's National Provider Identifier (NPI) is 1902083280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is M. Patrick Day, OD, a Professional Corporation?
- M. Patrick Day, OD, a Professional Corporation is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is M. Patrick Day, OD, a Professional Corporation located?
- M. Patrick Day, OD, a Professional Corporation's practice location on file with NPPES is 565 S 30th St, Clinton, OK 73601-3656.
- What is M. Patrick Day, OD, a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for M. Patrick Day, OD, a Professional Corporation is (580) 323-5421.
- Who is the authorized official for M. Patrick Day, OD, a Professional Corporation?
- The authorized official listed on M. Patrick Day, OD, a Professional Corporation's NPPES record is Marshall Day, Co-Owner/Optometrist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is M. Patrick Day, OD, a Professional Corporation's NPI active?
- Yes — M. Patrick Day, OD, a Professional Corporation's NPI (1902083280) is active in the NPPES registry as of the last update on 2023-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.