Stephen Koos, OD
NPI 1881653673 · Optometrist · Amherst, OH
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Koos, OD is a Optometrist provider in Amherst, OH (NPI 1881653673).
Provider details
- NPI number
- 1881653673
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3250 (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
- 2006-03-21
- Last updated
- 2008-10-09
Frequently asked questions
- What is Stephen Koos's NPI number?
- Stephen Koos's National Provider Identifier (NPI) is 1881653673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Koos's specialty?
- Stephen Koos is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Stephen Koos located?
- Stephen Koos's practice location on file with NPPES is 1927 Cooper Foster Park Rd, Amherst, OH 44001-1207.
- What is Stephen Koos's phone number?
- The practice phone number listed in the NPPES registry for Stephen Koos is (440) 282-6100.
- Does Stephen Koos accept Medicare?
- Stephen Koos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Koos's NPI active?
- Yes — Stephen Koos's NPI (1881653673) is active in the NPPES registry as of the last update on 2008-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.