John Vandemark, O.D.
NPI 1245221423 · Optometrist · Findlay, OH
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Vandemark, O.D. is a Optometrist provider in Findlay, OH (NPI 1245221423).
Provider details
- NPI number
- 1245221423
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2925 T688 (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
20 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
- 2005-11-04
- Last updated
- 2009-03-09
Frequently asked questions
- What is John Vandemark's NPI number?
- John Vandemark's National Provider Identifier (NPI) is 1245221423, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Vandemark's specialty?
- John Vandemark is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is John Vandemark located?
- John Vandemark's practice location on file with NPPES is 1318 N Main St, Findlay, OH 45840-3703.
- What is John Vandemark's phone number?
- The practice phone number listed in the NPPES registry for John Vandemark is (419) 452-4378.
- Does John Vandemark accept Medicare?
- John Vandemark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Vandemark's NPI active?
- Yes — John Vandemark's NPI (1245221423) is active in the NPPES registry as of the last update on 2009-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.